Compaq 850 manual

Technical Reference Guide For Compaq Deskpro EXS and Compaq Deskpro Workstation 300 Personal Computers Featuring the Intel Pentium 4 Processor And the Intel 850 Chipset[...]

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This document is designed to allow printin g as an 8 ½ x 11-inch h ardcopy that w ill fit into a standard 3-ring binder. Provided b elo w is a title block th at can be copied and/or cut out and placed into a slip or tap ed onto the edge of the binder. Deskpro EX S and Deskpro W orkstation 300 Personal Com puters Featuring the In tel Pentium 4 Proc[...]

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Technical Reference Guide Compaq Deskpr o EXS and Wor kstation 300 Per sonal Com puters Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 i NOTICE The information in this document is su bject to change with out notice. COMPAQ COMPUT ER CORPORATION SHALL NOT BE LIABLE FOR TE CHNICAL OR EDITORIAL ERRORS OR OMISSIONS HEREIN; NOR [...]

Technical Reference Guide Compaq Des kpro EXS and W orks tation 300 Per sonal Com puters Featuring the Int el Pentium 4 Proces sor First Edition –- D ecember 2000 ii[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstation 300 Per sonal Com puters Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 iii TABLE OF CONTENTS CHAPTER 1 IN TRODUCTION .................................................................................................................. 1.1 ABOUT THIS GUIDE ........[...]

Technical Reference Guide Compaq Des kpro EXS and W orks tation 300 Per sonal Com puters Featuring the Int el Pentium 4 Proces sor First Edition –- D ecember 2000 iv CHAPTER 4 SYSTE M SUPPORT ...................................................................................................... ........ 4.1 INTRODUCTION ...........................[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstation 300 Per sonal Com puters Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 v 5.6 KEYBOARD/POINTING DEVICE INTERFAC E ................................................................... 5-16 5.6.1 KEYBOARD INTERFA CE OPERA TION ......................................[...]

Technical Reference Guide Compaq Des kpro EXS and W orks tation 300 Per sonal Com puters Featuring the Int el Pentium 4 Proces sor First Edition –- D ecember 2000 vi 7.7 POWER MANA GEMENT FUNCTIONS ................................................................................ 7-17 7.7.1 INDEPENDENT P M SUPPORT ..................................[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstation 300 Per sonal Com puters Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 vii APPENDIX D COMPAQ/NVIDIA TNT 2 PRO AGP GRAPHICS CARD .............................................. D.1 INTRODUCTION .....................................................................[...]

Technical Reference Guide Compaq Des kpro EXS and W orks tation 300 Per sonal Com puters Featuring the Int el Pentium 4 Proces sor First Edition –- D ecember 2000 viii APPENDIX H COMPAQ/MATROX M ILLENNIUM G450 AGP GRAPHI CS CARD ........................ H.1 INTRODUCTION .............................................................................[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstation 300 Per sonal Com puters Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 ix K.4.2 AOL/SOS CONNECTOR .................................................................................................. K-6 K.4.3 SMBUS CONNECTOR ......................................[...]

Technical Reference Guide Compaq Des kpro EXS and W orks tation 300 Per sonal Com puters Featuring the Int el Pentium 4 Proces sor First Edition –- D ecember 2000 x LIST OF FIGURE S F IGU R E 2–1. C OMPAQ D ESKPRO P ERSO NAL C OMPU TE RS WITH M ONI TORS ................................................ 2-1 F IGU R E 2–2. F RONT C AB INET V IE [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstation 300 Per sonal Com puters Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 xi F IGU R E C–1. K EYSTROK E P ROCES SI NG E LEM E N TS , B LOC K D IAGR AM ...................................................... C-2 F IGU R E C–2. PS/2 K EYBOA RD -T O -S YSTEM T RAN[...]

Technical Reference Guide Compaq Des kpro EXS and W orks tation 300 Per sonal Com puters Featuring the Int el Pentium 4 Proces sor First Edition –- D ecember 2000 xii F IGU R E L–1. C OMPAQ /A DAPTEC 29160N SCS I H OST A DA PT ER C AR D L AYOUT (PCA # 157342-001) ..... L-1 F IGU R E L–2. C OMPAQ /A DAPTEC U LTR A SCSI A DAPTER C ARD B LO C K [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstation 300 Per sonal Com puters Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 xiii LIST OF TABLES T ABLE 1–1. A CR ONYM S AND A BBREVI ATI ONS .......................................................................................... 1-3 T ABLE 2-1. S TANDARD F EA T[...]

Technical Reference Guide Compaq Des kpro EXS and W orks tation 300 Per sonal Com puters Featuring the Int el Pentium 4 Proces sor First Edition –- D ecember 2000 xiv T ABLE 5–19. USB C ONNECTOR P INO U T .................................................................................................. 5-25 T ABLE 5–20. USB C AB LE L ENG TH D[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstation 300 Per sonal Com puters Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 xv T ABLE H-1. M ATR O X M IL L ENNIUM G450 G RAPHI CS D I SPLA Y M ODES .......................................................H-3 T ABLE H-2. M ONITOR P OWER M ANAGE M EN T C ONDI TI ONS .[...]

Technical Reference Guide Compaq Des kpro EXS and W orks tation 300 Per sonal Com puters Featuring the Int el Pentium 4 Proces sor First Edition –- D ecember 2000 xvi This page is intentionally blank.[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition – Decem ber 2000 1-1 Chapter 1 INTRODUCTION 1. Chapter 1 INTRODUCTI ON 1.1 A BOUT THIS GUIDE This guide prov ides techn ical inform ation abou t Com paq Deskpro Personal C omput ers that f eature the Int e[...]

Chapter 1 Int roduction Compaq Des kpro EXS and W orks tation 300 Per sonal Com puters Featuring the Int el Pentium 4 Pr ocessor First Edition – Decem ber 2000 1-2 1.3 NOTA TIONA L CONVENTIONS 1.3.1 VA LUES Hexadecim al values are in dicated by a n um erical or alpha- num erical value f ollow ed by th e letter “h.” Bin ary v alues are in dica[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition – Decem ber 2000 1-3 1.4 COMMON ACRONYMS A ND ABBREVIA TIONS Table 1 -1 lists the acronyms an d abbreviations used in this gu ide. Table 1–1. A crony m s and A bbrevi ations Table 1- 1. Acronyms and Abbr[...]

Chapter 1 Int roduction Compaq Des kpro EXS and W orks tation 300 Per sonal Com puters Featuring the Int el Pentium 4 Pr ocessor First Edition – Decem ber 2000 1-4 Table 1- 1. Acronyms and Abbr eviations Continued A crony m /A bbreviation Description DIMM dual inline m em ory m odule DIN Deutche Indus triNorm (connect or standard) DIP dual inline[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition – Decem ber 2000 1-5 Table 1- 1. Acronyms and Abbr eviations Continued A crony m /A bbreviation Description lb pound LAN local area net work LCD liquid c rys tal dis play LED light-em itti ng di ode LIF lo[...]

Chapter 1 Int roduction Compaq Des kpro EXS and W orks tation 300 Per sonal Com puters Featuring the Int el Pentium 4 Pr ocessor First Edition – Decem ber 2000 1-6 Table 1- 1. Acronyms and Abbr eviations Continued A crony m /A bbreviation Description R/W Read/W ri te SCSI sm al l c omput er s ystem interf ac e SDRAM Synchronous Dynam ic RA M SEC [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 2-1 Chapter 2 SYSTEM OVERVIEW 2. Chapter 2 SYSTEM OVERVIEW 2.1 INTRODUCTION Com paq Desk pro Personal C ompu ters (F igure 2- 1) feat uring the In tel Pen tium 4 proces sor provide very high[...]

Chapter 2 Sys tem Overview Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition – Decem ber 2000 2-2 2.2 FEATURES A ND OP TIONS This section describes the stan dard features an d available options. 2.2.1 STA NDA RD FEATURES The follow ing st andard featu res are included on all m o[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 2-3 2.2.2 OPTIONS The follow ing item s are av ailable as options f or all models an d m ay be in cluded in the s tandard configur atio n of so me mod e ls: ♦ Sy stem Mem ory : PC800 64-MB[...]

Chapter 2 Sys tem Overview Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition – Decem ber 2000 2-4 2.3 MECHANICA L DESIGN The follow ing s ubsections describe the m echan ical (phy sical) aspects of the cov ered Compaq Desk pro model s. CAUTION: Voltage s are p rese nt within the[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 2-5 2.3.1.2 Rear View Figure 2- 3 show s th e rear cabinet lay out of th e controls an d connectors . Item Description 1 AC line In Connec tor (115V/230V ) 2 Line voltage s witc h 3 Parallel[...]

Chapter 2 Sys tem Overview Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition – Decem ber 2000 2-6 2.3.2 CHA SSIS LA Y OUT For detailed information on servicin g the chassis ref er to the mu ltimedia train ing CD-R OM and/or the m aintenan ce and service g uide for th ese sy stem[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 2-7 2.3.3 BOA RD LA YOUT These sy stem s us e an ATX-ty pe sy stem board. Fig ure 2-5 sh ow s the location of sockets , connectors, h eaders, sw itch es, jum pers, and LEDs . Item Descriptio[...]

Chapter 2 Sys tem Overview Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition – Decem ber 2000 2-8 2.4 SYSTEM A RCHITECTURE These sy stem s f eature arch itecture bas ed on th e Intel Pen tium 4 process or and the In tel 850 chi pset (Figure 2- 6). These compon ents are des igned[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 2-9 Figure 2–6. Sy stem Architectu re, Block diagram 82801BA ICH2 Pri. IDE I/F USB I/F (4) Pow er Supply 82802 FW H Sec. IDE I/F LPC47B357 I/ O Cont roller Serial I/F (2) Parallel I/F Keyb[...]

Chapter 2 Sys tem Overview Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition – Decem ber 2000 2-10 2.4.1 PENTIUM 4 PROC ESSOR These sys tem s feature th e Intel Pentium 4 processor featu ring Intel’ s NetBurst  Micro- Architectu re. This processor is backw ard- compatible w[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 2-11 2.4.2 CHIPSET The chipset cons ists of a Mem ory Controller Hu b (MCH), an I/O C ontroller Hub (IC H), and a FirmWare Hub (FWH). Table 2-2 lists the integrated functions provided by the[...]

Chapter 2 Sys tem Overview Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition – Decem ber 2000 2-12 2.4.4 SYSTEM MEMORY These sy stem s featu re a dual-chan nel Direct Ram bus (R DRAM) arch itecture. Capable of a peak data thro ughput o f 3.2 GB/ s e c., t his high-pe rfor mance [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 2-13 2.4.8 GRA PHICS S UBSYSTEM Each of th ese sy stem s prov ides an A GP slot that accom m odates a Type 1 or Ty pe 2 AGP graph ics adapter (1.5-V only ). Table 2-4 lists the k ey f eature[...]

Chapter 2 Sys tem Overview Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition – Decem ber 2000 2-14 2.4.9 A UD IO SUBSYSTEM All model s featu re an em bedded Sou nd Blast er 128 PCI audi o sy stem us ing the A C’97 v er. 2.1 specifi cation- based desig n. The su bsy stem feat u[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 2-15 Table 2-7. Phy sical Specification s Table 2- 7. Phy sical Spec ifications Parameter Desktop Configuration Mini tower Configuration Height 6.60 in (16.76 c m ) 17.65 in (44.83 c m ) W i[...]

Chapter 2 Sys tem Overview Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition – Decem ber 2000 2-16 Table 2-9. 48x C D-ROM Driv e Specifications Table 2- 9. 48x CD-ROM Dr ive Specific ations (SP# 187217-B21) Parameter M easurement Interfac e Type IDE Transfer Rate : Max. Sustaine[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 3-1 Chapter 3 PROCESSOR/ MEMORY SUBSYSTEM 3. Chapter 3 PROCESSOR/ME MORY SUBSYST EM 3.1 INTRODUCTION This chapt er describes t he process or/m emory su bsy ste m of Com paq Desk pro Personal[...]

Chapter 3 Pr ocessor/ Memory Subs ystem Compaq Des kpro EXS and W orkst ation 300 Pers onal Computer s Featuring the Int el Pentium 4 Pr ocessor First Edition - D ecember 2000 3-2 3.2 PENTIUM 4 PROC ESSOR These sy stem s each f eature an Intel Pentiu m 4 processor in a FC -PGA423 packag e m ounted w ith a passiv e heat si nk in a PGA423 (W- ty pe) [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 3-3 Figure 3-1 illustrates the in ternal architecture of the Pentiu m 4 processor. Figure 3–2. Pentium 4 Processor Intern al Architectu re The Pentium 4 increases proces sing speed w ith h[...]

Chapter 3 Pr ocessor/ Memory Subs ystem Compaq Des kpro EXS and W orkst ation 300 Pers onal Computer s Featuring the Int el Pentium 4 Pr ocessor First Edition - D ecember 2000 3-4 The Pentium 4 processor is software-com patible with Celeron, Pentium II, Pentium MMX, Pentium, and x 86 pro cesso rs, but will require th e latest versions of operating [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 3-5 3.3 ME MORY SUBSYSTEM The 82850 MCH features Direct Ram bus techn ology and supports tw o Ram bus chan nels, each chann el support ing up to tw o Ram bus DRA M m odules (R IMMs). Direct [...]

Chapter 3 Pr ocessor/ Memory Subs ystem Compaq Des kpro EXS and W orkst ation 300 Pers onal Computer s Featuring the Int el Pentium 4 Pr ocessor First Edition - D ecember 2000 3-6 3.3.1 RA MBUS ATTRIBUTES To ensure signal quality during hig h-speed m emory transfers, th e Rambus interface design departs from previous mem ory interface des igns in s[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 3-7 3.3.2 RAMBUS CHA NNEL TRA NS ACTIONS Transactions on th e Ram bus Ch annel in volve packets of control (row or column) bits an d packets of data bits. Each packet consists of eight segm [...]

Chapter 3 Pr ocessor/ Memory Subs ystem Compaq Des kpro EXS and W orkst ation 300 Pers onal Computer s Featuring the Int el Pentium 4 Pr ocessor First Edition - D ecember 2000 3-8 3.3.3 RDRA M POWER MANA GEME NT The Ram bus architectu re provides f or power m an agem ent of each RDR AM dev ice on a RIMM. RDRAM pow er manag emen t control is compati[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 3-9 The mem ory controller an d RDRA M are config ured by BIOS during POST. Refer to Chapter 8 f or the con fig uration procedure perform ed by BIOS. Figure 3-6 shows the system mem ory map.[...]

Chapter 3 Pr ocessor/ Memory Subs ystem Compaq Des kpro EXS and W orkst ation 300 Pers onal Computer s Featuring the Int el Pentium 4 Pr ocessor First Edition - D ecember 2000 3-10 3.4 SUBS YSTEM CONFIGURA TION The MCH compon ent provides the conf iguration fun ction for the proces sor/m emory su bsy stem . Table 3-1 lists the con figuration regist[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-1 Chapter 4 SYSTEM SUPPORT 4. Chapter 4 SYSTEM SUPP ORT 4.1 INTRODUCTION This chapter covers s ubjects dealing w ith basic sys tem arch itecture and cov ers the follow in g topics: ♦ PCI[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-2 4.2 PCI BUS OVERVIEW NOTE: This section de scrib es the PCI bus in general and high lights bus im plemen tation in this particular sy stem . For detailed information reg arding PCI bus[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-3 4.2.1 PCI BUS TRA NSA CTION S The PCI bus consists of a 32-bit path (AD31-00 lines) that uses a m ultiplexed schem e for handling both address an d data transf ers. A bu s trans action c[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-4 Two ty pes of con figu ration cy cles are us ed. A Type 0 (zero) cy cle is targ eted to a device on the PCI b us on which the c ycle is runni ng. A Type 1 cycle is t a rgete d to a de [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-5 Not required The register index (CF8h, bits <7..2>) identifies the 32-bit location within th e configu ration space of the PCI dev ice to be accessed. A ll PCI devices can contain [...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-6 4.2.2 PCI BUS MA STER A RBITRA TION The PCI bus s upports a bus m aster/ target arbi tration s chem e. A bus m ast er is a devi ce that h as been granted control of the bus f or the pu[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-7 4.2.3 OPTION ROM M A PPING During POST, the PCI bus is scann ed for devices th at contain th eir ow n specifi c firm w are in ROM. Such option ROM data, if detected, is loaded into syste[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-8 4.2.7 PCI CONFIGURA TION PCI bus operations require the configu ration of certain param eters such as PCI IRQ routing , DMA channel c onfigur atio n, RTC c ontr ol, p or t dec ode rang[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-9 4.2.8 PCI CONNECTOR Figure 4-4. PCI Bu s Con nector (32- Bit Ty pe) Table 4-4. PCI B us Co nnecto r P inout Table 4- 4. PCI Bus Connector Pinout Pin B Signal A Signal Pin B Signal A Sign[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-10 4.3 A GP BUS OVER VIEW NOTE: This section pr o vides a brief description of AGP bus operatio n. Fo r a d etailed description of A GP bus operations as su pported by these s y stem s r[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-11 4.3.1.1 Data Request Requesting data is accomplished in one of tw o w ay s; either m ultiplexed addressing (using the A D lines for addressing/data) or demultiplexed (“sideband”) ad[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-12 A GP 2X Transfers During A GP 2X transf ers, clocking is basically the sam e as in 1X transf ers except that th e 66-MHz CLK signal is u sed to qualify only the control sign als. The [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-13 4.3.2 AGP CONFIGURA TION AGP bus operations require the configu ration of certain param eters involving system m emory access by the A GP graphics adapter. The A GP bus interf ace is co[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-14 4.3.3 AGP CONNECTOR Figure 4-8. 1.5-V olt A GP Bus Conn ector Table 4-6. AGP Bus Co nne ctor Pino ut Table 4- 6. AGP Bus Connector Pinout Pin A Signal B Signal Pin A Signal B Signal P[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-15 4.4 SYSTE M RESOURCES This section describes the availability and basic control of major subsy stem s, otherw ise know n as resource allocation or si mply “s ys tem res ources.” Sy [...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-16 8259 Mode In 8259-Mode, i nterru pts IRQ 0-IRQ15 are h andled i n th e conven tiona l (AT-s ys tem ) m ethod u sin g logic th at is t he equiv alen t of tw o 8259 interrupt cont rolle[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-17 NOTE: The APIC m ode is su pported by Win dow s NT/2000 operatin g sy st em s. Sy stem s using the Window s 95 or 98 operating sy stem w ill need to ru n in 8259 m ode. The m ode is sel[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-18 The NMI Status Regi ster at I/O port 061h contai ns NMI s ource and stat us data as follow s: NMI Status Regi ster 61h Bit Function 7 NMI S t atus: 0 = No NMI from s ystem board parit[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-19 4.4.2 DIRECT MEMORY A CCESS Direct Memory Acces s (DMA) is a meth od by wh ich a devi ce accesses sy st em m em ory with out involving the microp roc e sso r. Although the DM A method h[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-20 4.5 SYSTEM CLOCK DISTRIBUTION These sy stem s use an Intel CK- type clock generator and cry stal f or generating the clock s ignals required by the s y stem board com ponent s. Table [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-21 4.6.1 CLEA RING CMOS The contents of config uration m em ory (includin g the Pow er-On Pass w ord) can be cleared by the follo wing pro ced ures: 1. Turn off the u nit. 2. Disconn ect t[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-22 4.6.2 CMOS A RCHIVE A ND RESTORE Durin g the boot sequen ce the BIOS saves a copy of NVRA M (CMOS content s, passw ord(s) and other sy stem variables ) in a portion of th e flas h ROM[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-23 RTC Control Register A, Byte 0 Ah Bit Function 7 Updat e i n P rogress. Read onl y. 0 = Time update will not occ ur before 2444 us 1 = Time update will occur within 2444 us 6..4 Divider[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-24 Configurat io n Byte 0 Eh, Dia g nostic Status Default V al ue = 00h This b yte conta ins dia gno stic st a tus dat a . Configurat io n Byte 0 F h, System Reset Code Default V al ue =[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-25 Configurat io n Byte 13 h, Security Functions Default V al ue = 00h Bit Function 7 Reserved 6 Qui c kBlank Enable Af ter St andby: 0 = Disable 1 = Enable 5 A dm inis trator Pas sword: 0[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-26 Configurat ion Byte s 1 9h-1Ch, Ha rd Drive Types Byte 19h contains the hard drive ty pe for drive 1 of the prim ary controller if byte 12h bits <7..4> hold 1111b. By te 1A h co[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-27 Configuratio n B yte 26h, Auxiliary Peripheral Co nfiguration Default V al ue = 00h Bit Function 7,6 I/O Delay Se lect 00 = 420 ns (default ) 01 = 300 ns 10 = 2600 ns 11 = 540 ns 5 A l [...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-28 Configurat ion Byte 2 9h, M iscella neous Configura tion Data Default V al ue = 00h Bit Function 7..5 Re serv ed 4 P ri m ary Hard Drive Enabl e (Non-P CI IDE Cont rollers) 0 = Disabl[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-29 Configurat io n Byte 2 Dh, Addit ional Flags Default V al ue = 00h Bit Function 7..5 Re serv ed 4 Mem ory Test 0 = Test m emory on power up only 1 = Test m emory on warm boot 3 P OS T E[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-30 Configurat io n Byte 3 5 h, APM St atus Flag s Default V al ue = 11h Bit Function 7..6 Power Conservation St ate: 00 = Ready 01 = Standby 10 = Suspend 11 = Off 5,4 Reserved 3 32-bi t [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-31 4.7 SYSTEM MA NA GEMENT Thi s se ctio n desc r ibe s functio ns ha ving to d o with secur ity, po wer management, te mperat ur e, a nd overall statu s. These fu nctions are handled by h[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-32 4.7.1.3 Cable Lock Provision These sy stem s include a ch assis cu tout (on th e rear panel) for the attach m ent of a cable lock mech anism . 4.7.1.4 I/O Interface Security The seria[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-33 4.7.3 SYSTEM STA TUS These sy stem s prov ide a visu al indi cation of sy stem boot and R OM flas h statu s th ro ugh the key board LED s as lis ted in table 4- 12. NOTE: The LED indica[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-34 4.7.4 TE MP ERA TURE SENSING A ND COOLING These sy stem s feature a f an integ rated into the pow er su pply as sem bly. A separate chass is fan is also employ ed. Both fa ns are vari[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-35 4.8 REGIS TER MA P A ND MISCELLA NEOUS FUNCTIONS This section contains the sy stem I/O m ap and inf ormation on gen eral-purpose fun ctions of the ICH and I/O controller. 4.8.1 SYSTEM I[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-36 4.8.2 82801 ICH GENERA L PURPOSE FUNCTIONS The 82801 ICH2 com ponent in cludes a nu mber of sin gle and m u lti-purpose pin s available as general-purpose in put/output (GPIO) ports. [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-37 4.8.3 I/O CONTROLLER FUNCTIONS The I/O controller (used in desktop an d mi nitow er sy stem s) con tains v arious f unction s such as the key board/mou se interf aces, diskette in terfa[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-38 4.8.3.1 LPC47B357 GPIO Utilization The LPC47B357 I/O C ontrol ler (use d in desk top and m initow er sy stem s) prov ides 62 g eneral- purpose pins that can be in dividually con figu [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 4-39 4.8.3.2 LPC47B357 I/O Controller Miscellaneous Functions The desktop and minitower sy stem s utilize the follow ing specialized functions built into the LPC 47B357 I/O Con trolle r: ♦[...]

Chapter 4 Sys tem Support Compaq Des kpro EXS and W orks tation 300 Per sonal C omputers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 4-40 This page is intentionally blank.[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-1 Chapter 5 INPUT/OUTPUT INTERFA CES 5. Chapter 5 INPUT/OUTPUT INTERFACES 5.1 INTRODUCTION This chapter describes th e standard (i.e., s ys tem board) interfaces that provide in put and ou[...]

Chapter 5 Input /Output Int erfaces 5-2 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 Hard drives types not found in the ROM’s param eter table are automatically configu red as to (soft)type by DOS as follows : Prim ary con troller: drive 0, ty pe 65; dri [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-3 5.2.2 IDE CONNECTOR This sy stem uses a standard 40- pin conn ector for the prim ary IDE device an d connects (via a cable) to the hard drive installed in the righ t side drive bay. Note[...]

Chapter 5 Input /Output Int erfaces 5-4 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.3 DISKETTE DRIV E INTERFA CE The diskette drive interf ace supports up to tw o diskette driv es, each of w hich use a com mon cable connected to a st andard 34-pin disket[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-5 5.3.1 DISKETTE DRIVE PR OGRA MMING Programm ing the disk ette drive interf ace consists of config uration, w h ich occurs ty pically during POST, and control, w hich occurs at runtim e. [...]

Chapter 5 Input /Output Int erfaces 5-6 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 Table 5- 5. Disk ette Drive Interfac e Control Registers Pri. A ddr. Sec. A ddr. Registe r R/W 3F0h 370h Status Regis ter A: <7> Interrupt pendi ng <6> Reserved[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-7 5.3.2 DIS KETTE DRIVE CONNECTOR This sy stem uses a standard 34- pin con nector (ref er to Fig ure 5-2 an d Table 5-6 for t he pinou t) for disket t e dr i ves. Dr ive po wer is supp lie[...]

Chapter 5 Input /Output Int erfaces 5-8 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.4 SERIA L INTERFA CE All m odels inclu de two s erial interfaces to tran sm it and receive asy nch ronous s erial data w ith external dev ices. The serial interf ace fun [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-9 5.4.2 SERIA L INTERFA CE PROGRA MMING Programm ing the serial in terfaces cons ists of configu ration, w hich occurs durin g POST, and cont r ol, which occur s dur ing runti me. 5.4.2.1 [...]

Chapter 5 Input /Output Int erfaces 5-10 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.4.2.2 Serial Interface Control The BIOS function INT 14 provides bas ic control of the serial interf ace. The serial interf ace can be d irec tly contr olle d by softwar[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-11 5.5 PA RA LLEL INTERFA CE The legacy- light m odels in clude a parallel interface f or connection to a peripheral device th at has a compatible interf ace, the m ost com mon being a pri[...]

Chapter 5 Input /Output Int erfaces 5-12 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.5.2 ENHA NCED PA RA LLEL PORT MODE In Enh anced Parallel Port (EPP) mode, increased data trans fers are poss ible (up to 2 MB/s) du e to a hardw are protocol that prov i[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-13 5.5.4 PA RA LLEL INTERFACE PROGRA MMING Programm ing the parallel interf ace consists of conf iguration, w h ich ty pically occu rs during POST, and c o ntro l, which o c curs d uring r[...]

Chapter 5 Input /Output Int erfaces 5-14 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.5.4.2 Parallel Interface Control The BIOS function INT 17 provides s im plified control of the parallel interf ace. Basic fun ctions such as initialization, ch aracter p[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-15 5.5.5 P A RA LLE L INTE RFA CE CONNECTOR Figure 5- 4 and Table 5-12 show the connector and pinout of the parallel in terface conn ector. Note that s ome s ign als are redefi ned dependi[...]

Chapter 5 Input /Output Int erfaces 5-16 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.6 KEYBOARD/POINTING DEVICE INTERFA CE The key board/pointing device interf ace fun ction is prov ided by the LPC47B357 I/O con troller compon ent, w hich integ rates 804[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-17 Control of the dat a and clock sign als is shared by th e 8042and th e key board dependin g on t he originator of the transferred data. Note that the clock sig nal is alw ays generated [...]

Chapter 5 Input /Output Int erfaces 5-18 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.6.2 POINTING DEVICE INTERFA CE OPERA TION The pointing dev ice (typically a m ouse) conn ects to a 6-pin DIN- ty pe connector that is identical to the key board conn ect[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-19 5.6.3.2 8042 Control The BIOS function INT 16 is typically us ed for controlling interaction w ith the key board. Sub- functio ns of INT 1 6 co nduct t he ba si c rout ines of ha ndling[...]

Chapter 5 Input /Output Int erfaces 5-20 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 Table 5-15 list s the com m an ds that can be sen t to the 8042 by th e CPU. The 8042 uses IRQ1 f or gaining th e attention of the CPU. Table 5–15. CPU Com m ands To The[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-21 5.6.4 KE YBOARD/POINTING DEVICE INTERFA CE CONNECTOR The legacy -l ight model provides s eparate PS/2 con nectors f or the k ey board and point ing device. Both connectors are iden tica[...]

Chapter 5 Input /Output Int erfaces 5-22 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.7 UNIVERSA L SERIA L BUS INTERFA CE The Universal Serial Bus (USB) interface provides asy nchronou s/isochron ous data trans fers of up to 12 Mb/s with compatible periph[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-23 The USB transm issions consist of packets u sing on e of f our types of form ats (Fig ure 5-8) th at inclu de tw o or m ore of sev en fi eld ty pes. ♦ Syn c Field – 8-bit field th a[...]

Chapter 5 Input /Output Int erfaces 5-24 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.7.2 USB PROGRA MM ING Programm ing the USB interface con sists of config uration, w hich typically occurs during POST, and control, w h ich occurs at ru ntim e. 5.7.2.1 [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-25 5.7.3 USB CONNE CTOR Four series- A conn ectors are accessi ble on the rear pane l of the ch assis. Figure 5-8. Univ ersal Serial Bus Conn ector Table 5–19. USB Con nector Pin out Tab[...]

Chapter 5 Input /Output Int erfaces 5-26 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.8 AUDIO SUBSYSTEM The sy stem s cov ered in th is gu ide com e stan dard w ith an em bedded Soun d Blaster 128 au dio subsystem. 5.8.1 FUNCTIONAL A NA LYSIS A block diag[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-27 Figure 5-9. A udio Su bsy st em F un ctional Block Di agram Headphones/ SPDIF/ Line Out (L) (R) Line Out Audio (L/R) CS4297A Audio Codec (L) (R) Line In Mic I n Audi o Bias Intern al Sp[...]

Chapter 5 Input /Output Int erfaces 5-28 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.8.2 AUDIO CONTROLLER The Creative Techn ology , Lt d. Ensoni q ES1373 Au dio Con troller is a PCI device t hat in cludes th e follo wing featur es: ♦ Compatible w ith [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-29 5.8.3 A C97 LIN K BUS The audio controller an d the audio codec com m uni cate over a fiv e-sig nal A C97 Lin k Bus (Fig ure 5-12). The AC97 L ink Bus inclu des tw o serial data lines ([...]

Chapter 5 Input /Output Int erfaces 5-30 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.8.4 A UD IO CODEC The Cirrus Logi c CS4297A audio codec prov ides pul se code m odulat ion (PCM) codi ng an d decoding of audio inf ormation as w ell as the s election a[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-31 5.8.5 A UD IO PROGRA MMIN G Audio s ubsy stem program m ing con sists con figu ration, ty pically accom plish ed during POST, and cont r ol, which occur s dur ing runti me. 5.8.5.1 A ud[...]

Chapter 5 Input /Output Int erfaces 5-32 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 5.8.6 A UD IO SPECIFICA TIONS The specifications for the audio s ubsy stem are listed in Table 5-23. Table 5–23. Audi o Subsy s tem Specifi cations Table 5- 23. Audio Su[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-33 5.9 NETW ORK S UPPORT These sy stem s include s pecific featu res to support n etwork interface PCI cards that m ay be instal led. These featu res, incl uding netw ork- alert f uncti on[...]

Chapter 5 Input /Output Int erfaces 5-34 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 As s how n i n th e follow in g fi gure, s upport w it h an A OL- com pliant NIC PCI card (s uch as the In tel PRO/100+ Managem ent A dapter Solution) requ ires no aux ili[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 5-35 5.9.3 REMOTE SYSTEM A LER T SUPPORT These sy stem s prov ide Rem ote Sy st em A lert (R SA) s upport for s uch NIC cards as th e 3Com 3C905C- TX NIC card. The RSA fun ction is sim ilar [...]

Chapter 5 Input /Output Int erfaces 5-36 Com paq Deskpr o EXS and Wor kstati on 300 Personal Computer s Featuring the Inte l Pentium 4 Proces sor First Edition – Decem ber 2000 Reportable RSA events are listed in the follow ing table: Table 5–25 . Rem ote Sy stem Alert Ev ents Table 5- 25. Remote System Alert Events Event Description BIOS Fail [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 6-1 Drives 110/230 VAC 115/230 VAC Select SW Chapter 6 POWER and SIGNA L DISTRIBUTION 6. Chapter 6 POWER SUPPL Y A ND DISTRIBUTIO N 6.1 INTRODUCTION This chapt er describes the pow er su ppl[...]

Chapter 6 Pow er and Signal Dist ributi on Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 6-2 6.2.1 POWER SUPPLY A SSEMBLY The power su pply assem bly is con tained in a s ingle u nit that f eatures a selectable inpu t voltage: 90-132 VAC and 180-264 VA C. Des [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 6-3 6.2.2 P OWER CONTROL The power supply assem bly is controlled digitally by the PS On signal (Fig ure 7-1). When PS On is asserted, th e Power Supply A ssem bly is activated and all v olt[...]

Chapter 6 Pow er and Signal Dist ributi on Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 6-4 6.2.2.3 Power LED Indications A dual- color LED located on th e front pan el (bezel) is us ed to indicate sy stem pow er statu s. The front panel (bezel) power LED pro[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 6-5 6.3 POW ER DISTRIBUTION 6.3.1 3.3/5/12 VDC DISTR IBUTION The power supply assem bly includes a m ulti-conn ector cable assembly th at routes +3.3 VDC, +5 VDC, - 5 VDC, +12 VC, an d -12 V[...]

Chapter 6 Pow er and Signal Dist ributi on Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 6-6 6.3.2 LOW V O LTAGE PRODUCTION/DISTRIBUTION Voltages less than 3.3 VDC in cluding processor core (VccP) voltage are produ ced throug h regulator circu itry on the sy s[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 6-7 6.4 SIGNA L DISTRIBUTION Figures 6-4 shows g eneral signal distribution between th e main su bassemblies of the sy stem un its. NOTES: [1] See Fi gure 6-7 f or header pi nout . Figure 6?[...]

Chapter 6 Pow er and Signal Dist ributi on Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 6-8 NOTE: No polarit y c onsiderat i on requi red f or connect i on t o speaker header P 6 or S CSI HD LED header P 29. [1] Separat e cable connec tion for t hese two pins[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 7-1 Chapter 7 BIOS ROM 7. Chapter 7 BIOS ROM 7.1 INTRODUCTION The B asic I nput/Out p ut System (BIO S) of the c o mputer i s a coll e ctio n o f machine language program s stored as firm w [...]

Chapter 7 BIOS RO M Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 7-2 7.2 ROM FLA SHING The system BIOS firmw are is co ntained in a f lash ROM device that can be re- written w ith BIOS code (using the ROMPAQ u tility or a rem ote flash program ) allowing easy[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 7-3 7.2.2 CHA NGEA BLE SPLA SH SCREEN The splash screen (i m age dis play ed durin g POST) is s tored in t he BIOS R OM and m ay be replaced with an other im age of choice by usin g the Im a[...]

Chapter 7 BIOS RO M Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 7-4 7.3 BOOT FUNCTIONS The BIOS support s vari ous f unct ions rel ated to th e boot process, i ncludi ng th ose th at occur du ring the Power On Self -Test (POST) ro utine. 7.3.1 BOOT DE V I CE[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 7-5 7.3.3 ME MORY DE TECTION A ND CONFIGURA TION This sys tem uses th e Serial Presence Detect (SPD) method of determin ing th e installed RIMM configuration. T he BIOS co mmunicates w ith a[...]

Chapter 7 BIOS RO M Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 7-6 7.4 SETUP UTILITY The Setup utility (stored in ROM) allow s the us er to configure sy stem f unctions in volving secu rity, power m anagem ent, and sy stem resou rces. The Setup utility is R[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 7-7 Table 7- 3. Setup Utility Functions Continued Heading Option Description Storage (continued) Devi ce Configurati on (continued) Translation Mode (IDE disks o nly ) Lets you s el ec t the[...]

Chapter 7 BIOS RO M Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 7-8 Table 7- 3. Setup Utility Functions Continued Heading Option Descrip tion Storage (continued) DP S Self-Tes t All ows us er t o execute self -t es ts on I DE hard drives capable of perf o rm[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 7-9 Table 7- 3. Setup Utility Functions Continued Heading Option Description Securi ty (continued) Mast er Boot Rec ord S ecurity Allows us er t o enable or disable Mas t er Boot Record (MBR[...]

Chapter 7 BIOS RO M Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 7-10 Table 7- 3. Setup Utility Functions Continued Heading Option Description Power E nergy S aver Allo ws us er t o set t he energy s aver mode (advanced, dis able, or m inim al ). Note: I n t [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 7-11 Table 7- 3. Setup Utility Functions Continued Heading Option Description Advanced (continued) B us Options Al l ows us er t o enable or disable: PCI bus m ast eri ng, which allows a PCI[...]

Chapter 7 BIOS RO M Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 7-12 7.5 CLIENT MANA GEME NT FUNCTIONS Table 7-4 lis ts th e client man agem en t BIOS f unc tions s upported by th e sy stem s covered in this guide. These f unction s, design ed to support int[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 7-13 To support Window s NT an additional table to th e BIOS32 table has been def ined to cont ain 32- bit pointers for the DDC locations. The Windows NT extension table is as follows : ; Ex[...]

Chapter 7 BIOS RO M Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 7-14 7.5.1 SYSTEM ID A ND ROM TY PE Applicat ions can use th e INT 15, AX=E800h BIOS fun ction t o identif y t he ty pe of s ys tem . This function w ill return the sy stem ID in the BX register[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 7-15 7.5.4 DRIVE FA ULT PREDICTION The Com paq BIOS directly su pports Dri ve Fau lt Prediction for IDE- ty pe hard driv es. This f eature is pr ovid e d thr ough two Clie nt Manage ment BIO[...]

Chapter 7 BIOS RO M Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 7-16 7.6.1 SMBIOS In su pport of th e DMI specif ication the Pn P fu nction s 50h an d 51h are u sed to retriev e the SMBIOS data. Function 50h retrieves the n um ber of stru ctures, si ze of th[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 7-17 7.7 PO WER MA NA GEMENT FUNCTIONS The BIOS ROM prov ides th ree ty pes of pow er manag eme nt su pport: in dependent PM support; APM su pport, and A CPI s upport. 7.7.1 INDEPENDEN T PM [...]

Chapter 7 BIOS RO M Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 7-18 7.7.1.2 Going to Sleep in Independent PM When a tim e-out tim er expires , Standby for that tim er occurs. Sy stem Standby When the s yst em acqu ires the Stan dby m ode th e BIOS performs [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 7-19 7.7.2 A CPI SUPPORT This sy stem m eets the hardw are and firmw are requirements f or being A CPI complian t. This sy st em s upports t he fol low ing ACPI f un ctions : ♦ PM timer ?[...]

Chapter 7 BIOS RO M Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 7-20 Table 7-6. APM BIOS Fun ctions Tab le 7-6. APM BIOS Functions A PM BIOS Functi on Descri pti on APM Inst allation Chec k Allows the O/ S t o determ i ne i f t he syst em 's B IOS suppo[...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 7-21 7.7.3.1 St ay ing A w ake in A PM There are two "Time-ou t to Standby " timers u sed in A PM: the Sys tem Tim er and the IDE had D r ive T imer. Sy stem Timer In POST, the ROM[...]

Chapter 7 BIOS RO M Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 7-22 7.7.3.2 Going t o Sleep in A P M There are three levels of s ys tem sleep in A PM: System /Hard Drive Stan dby, Sy stem Suspend, and Sy st em Of f. Sy stem/Hard Driv e Standby Sys tem Stan [...]

Technical Reference Guide Compaq Deskpr o EXS and Wor kstati on 300 Personal C omputers Featuring the Intel Pentium 4 Process or First Edition - D ecember 2000 7-23 Sy stem OFF There are two w ay s to tu rn the sy stem of f: 1. Press and h old the pow er button f or longer th an 4 secon ds ( not recomm ended u nless absolutely necessary ). 2. Softw[...]

Chapter 7 BIOS RO M Compaq Des kpro EXS and W orks tation 300 Pers onal Comput ers Featuring the Int el Pentium 4 Proces sor First Edition - D ecember 2000 7-24 This page is intentionally blank.[...]

Technical Reference Guide Compaq Personal Computers Changed – November 2000 A-1 A ppendix A ERROR MESSA GES A ND CODES A. Appendi x A ERROR MESSAGES AND CODES A .1 INTRODUCTION This appendix list s the error codes and a brief description of th e probable caus e of th e error. NOTE : Errors listed in this appendix are applicable only for systems r[...]

Appendix A Error Mess ages and Codes Compaq Pers onal Computer s Changed - November 2000 A-2 A .3 POWER-ON SELF TEST ( POST) MESSA GES Table A–2. Power-On Self Test ( POST ) Messa ge s Table A-2. Power-On Self Test (POST) Messages Error Message Probable Cause Invalid E l ec tronic S erial Num ber Chassi s serial num ber is c orrupt. Us e Setup to[...]

Technical Reference Guide Compaq Personal Computers Changed – November 2000 A-3 A .4 SYSTEM ERROR MESSA GES (1xx-xx) Table A–3. Sy st em Error Mes sages Table A-3. Sy stem Error Mes sages Message P robabl e Cause M essage Probable Cause 101 Opti on ROM error 110-01 Program m abl e t ime r l oad dat a t est f ai l ed 102 Sys t em board f ai l ur[...]

Appendix A Error Mess ages and Codes Compaq Pers onal Computer s Changed - November 2000 A-4 A .5 MEMORY ERR OR MESSA GES (2xx-xx) Table A–4. Mem ory Error Messag es Table A-4. Memor y Error Mess ages Message P robabl e Cause 200-04 Real m em ory s ize changed 200-05 Extended m emory s ize changed 200-06 Inval i d m em ory configurat ion 200-07 E[...]

Technical Reference Guide Compaq Personal Computers Changed – November 2000 A-5 A .7 PRINTER ERROR MESSA GES (4xx-xx) Table A–6. Printer Error Mess ages Table A-6. Printer Error Messages Message P robabl e Cause Message Probable Cause 401-01 Printer fai l ed or not c onnected 402-11 Interrupt test , dat a/cnt rl . reg. fail ed 402-01 Printer da[...]

Appendix A Error Mess ages and Codes Compaq Pers onal Computer s Changed - November 2000 A-6 A .9 DISKETTE DRIVE ERROR M ESSA GES (6xx- xx) Table A–8. Diskette Driv e Error Messages Table A-8. Disk ette Drive Error Mes sages Message P robabl e Cause Message Probable Cause 6xx -01 Exceeded m axim um sof t error lim i t 6xx -20 Failed to get dri ve[...]

Technical Reference Guide Compaq Personal Computers Changed – November 2000 A-7 A .11 MODEM C OMMUN ICA TIONS ERROR MESSA GES (12xx-xx) Table A–10. Serial Interf ace Error Messag es Table A-10. Serial Interfac e Error Mess ages Message P robabl e Cause Message Probable Cause 1201-XX Modem int ernal loopback t est 1204-03 Data block ret ry lim i[...]

Appendix A Error Mess ages and Codes Compaq Pers onal Computer s Changed - November 2000 A-8 A .12 SYSTEM STA TUS ERROR M ESSA GES (16xx- xx) Table A–11. Sy st em S tatus Error Mess ages Table A-11. Sy stem Status Error Messages Message P robabl e Cause 1601-xx Tem perature viol at ion 1611-xx Fan f ai l ure A .13 HA RD DRIVE ERROR MESSA GES (17x[...]

Technical Reference Guide Compaq Personal Computers Changed – November 2000 A-9 A .14 HA RD DRIVE ERROR MESSA GES (19xx-xx) Table A–13. Hard Drive Error Mes sages Table A-13. Hard Drive Error Messages Message P robabl e Cause Message Probable Cause 19xx -01 Drive not inst al l ed 19xx-21 Got s ervo pul s es sec ond tim e but not f i rs t 19xx -[...]

Appendix A Error Mess ages and Codes Compaq Pers onal Computer s Changed - November 2000 A-10 A .16 A UD IO ERROR M ESSA GES ( 3206-xx) Table A–15. A udio Error Mess ages Table A-15. Audio Error Message Message P robabl e Cause 3206-xx A udio subsys tem internal error A .17 DVD/CD -ROM ERROR M ESSA GES ( 33xx-xx) Table A–16. DVD/CD- ROM Drive E[...]

Technical Reference Guide Compaq Personal Computers Changed – November 2000 A-11 A .19 SCSI INTERF A CE ER ROR MESSA GES (65xx-xx, 66xx-xx, 67xx-xx) Table A–18. SCSI In terface Error Mess ages Table A-18. SCSI Interfac e Error Mess ages Message P robabl e Cause Message Probable Cause 6nyy-02 Drive not ins talled 6nyy-33 Il l egal c ontroller c [...]

Appendix A Error Mess ages and Codes Compaq Pers onal Computer s Changed - November 2000 A-12 This page is intentionally blank.[...]

Technical Reference Guide Compaq Personal Computers Changed - July 2000 B-1 A ppendix B A S CII CHARA CTER SET B. Appendix B ASCII CHARACTER SET B.1 INTRODUCTION This appendix lists , in Table B-1, th e 256-ch aracter AS CII code set in cludin g th e decim al and hexadecimal v alues. All A SCII sy mbols m ay be called w hile in DOS or usin g standa[...]

Appendix B ASCII Char acter Set Compaq Pers onal Comput ers Changed - July 2000 B-2 Dec Hex Symbol Dec Hex Symbol Dec Hex Symbol Dec Hex Sy mbol 128 80 Ç 160 A 0 á 192 C0 └ 224 E0 α 129 81 ü 161 A 1 í 193 C1 ┴ 225 E1 ß 130 82 é 162 A 2 ó 194 C2 ┬ 226 E2 Γ 131 83 â 163 A 3 ú 195 C3 ├ 227 E3 π 132 84 ä 164 A 4 ñ 196 C4 ─ 228 E[...]

Technical Reference Guide Compaq Personal Computers Changed –- July 2000 C-1 A ppendix C KEYBOA RD C. Appendix C KEYBOA RD C.1 INTRODUCTION This appendix describ e s the Compaq keyboard that is included as standard with th e system un it. The key board complies w ith the industry - standard classi fication of an “ enhan ced key board” and inc[...]

Appendix C Keyboar d Compaq Pers onal Computer s Changed - July 2000 C-2 C.2 KEYSTR OKE PR OCESSING A functiona l blo ck di a gram of the ke ystroke p ro c essing ele ments is shown in Figure C-1. P ower (+5 VDC) is o btained from the system through the PS/2 -type interface. T he keyboard uses a Z86C14 (or equ ival ent) m icroproces sor. The Z86C14[...]

Technical Reference Guide Compaq Personal Computers Changed –- July 2000 C-3 C.2.1 PS/2-TYPE K EYBOA RD TRA NSM ISSIONS The PS/2-type keyboard sends tw o main ty pes of data to the system ; comm ands (or responses to sy stem com man ds) and key strok e scan codes . Before the key board sen ds data to the sy st em (specifi cally , to the 8042- ty [...]

Appendix C Keyboar d Compaq Pers onal Computer s Changed - July 2000 C-4 C.2.2 USB-TYP E KEYBOA RD TRA NSMISSIONS The USB-type key board sends essentially the sam e inform ation to the system that th e PS/2 keyboard does except that the data receives additional NRZI encoding an d formattin g (prior to leaving th e keyboard) to comply w ith the USB [...]

Technical Reference Guide Compaq Personal Computers Changed –- July 2000 C-5 C.2.3 KEYBOARD LA YOUTS Figures C-3 thro ugh C-8 show the key layouts fo r keyboa r ds ship ped with Co mpa q systems. Actual styling details including location of the Com paq logo as well as the nu mbers lock, caps lock, and scroll lock LEDs may vary . C.2.3.1 Standard [...]

Appendix C Keyboar d Compaq Pers onal Computer s Changed - July 2000 C-6 C.2.3.2 W indow s Enhanced Keyboards Figure C–5. U.S. Eng lish Win dow s (101W-Key ) Key board Key Position s Figure C–6. National Win dow s (102W-Key ) Key board Key Positions 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 31 39 32 33 34 35 [...]

Technical Reference Guide Compaq Personal Computers Changed –- July 2000 C-7 C.2.3.3 Easy A ccess Key boards The Easy A ccess k eyboard is a Window s Enh anced- type k eyboard th at includes s pecial buttons allowin g quick intern et navigation. Depending on system , either a 7- button or an 8-button lay out ma y be s uppli ed. The 7-button Eas y[...]

Appendix C Keyboar d Compaq Pers onal Computer s Changed - July 2000 C-8 C.2.4 KEY S All key s g enerate a m ake code (w h en pressed) an d a break code (w hen released) w ith th e exception of the Pause key (pos. 16), w h ich produ ces a m ake code on ly . All k ey s w ith the exception of the Pause and Ea sy Access keys are a l so typematic , alt[...]

Technical Reference Guide Compaq Personal Computers Changed –- July 2000 C-9 C.2.4.2 Multi-Keystroke Functions Shift - T he Sh ift key (pos . 75/86), w hen h eld dow n, produ ces a sh ift state (upper cas e) for ke ys in positions 17-29, 30, 3 9 -51, 60-70, and 76 -85 as lo ng as the Caps Lock k ey (pos. 59) is t oggled off. I f the Caps Lock key[...]

Appendix C Keyboar d Compaq Pers onal Computer s Changed - July 2000 C-10 C.2.4.4 Easy A ccess Key strokes The Easy Access k eyboards (Figures C-7 and C-8) include additional key s (also referred to as buttons) u sed to stream line in ternet access an d navig ation. The se but tons, which c an be r e-p r ogr a mmed to p r ovid e o t he r funct i on[...]

Technical Reference Guide Compaq Personal Computers Changed –- July 2000 C-11 C.2.5 KEYBOARD COMMA NDS Table C-1 lis ts the com mands th at the k eyboard can send to t he sy stem (speci fically , to th e 8042- type logic). Table C–1. Key board- to-Sy stem Com m ands Table C- 1. Key board-to-System Com m ands Command Value Descrip tion Key Detec[...]

Appendix C Keyboar d Compaq Pers onal Computer s Changed - July 2000 C-12 Table C–2. Key board Scan Codes Table C- 2. Key board Scan Codes Key Pos. Legend M ode 1 Mode 2 Mode 3 1 Esc 01/81 76/F0 76 08/na 2 F1 3B/BB 05/F0 05 07/ na 3 F2 3C/BC 06/F0 06 0F/na 4 F3 3D/BD 04/F0 04 17/na 5 F4 3E/BE 0C/F0 0C 1F/na 6 F5 3F/BF 03/F0 03 27/na 7 F6 40/C0 0B[...]

Technical Reference Guide Compaq Personal Computers Changed –- July 2000 C-13 Tab le C- 2 . Key board Scan Codes ( Continued) Key Pos Legend Mode 1 Mode 2 Mode 3 41 W 11/91 1D/F0 1D 1D/F0 1D 42 E 12/ 92 24/F0 24 24/F0 24 43 R 13/93 2D/F0 2D 2D/F0 2D 44 T 14/94 2C/F0 2C 2C/F0 2C 45 Y 15/ 95 35/F0 35 35/F0 35 46 U 16/96 3C/F0 3C 3C/F0 3C 47 I 17/ 9[...]

Appendix C Keyboar d Compaq Pers onal Computer s Changed - July 2000 C-14 Tab le C- 2 . Key board Scan Codes ( Continued) Key Pos. Legend M ode 1 Mode 2 Mode 3 81 N 31/B1 31/F0 31 31/F0 31 82 M 32/B 2 3A/ F 0 3A 3A/F0 3A 83 , 33/B3 41/F0 41 41/F0 41 84 . 34/B4 49/F0 49 49/F0 49 85 / 35/B5 4A/F0 4A 4A/F 0 4A 86 Shif t (right) 36/B6 59/ F0 59 59/F0 5[...]

Technical Reference Guide Compaq Personal Computers Changed –- July 2000 C-15 Tab le C- 2 . Key board Scan Codes ( Continued) Key Pos. Legend Mode 1 M ode 2 M ode 3 Btn 1 [8] E0 1E/E 0 9E E0 1C/E0 F0 1C 95/F0 95 Btn 2 [8] E0 26/E0 A 6 E0 4B/E 0 F0 4B 9C/ F 0 9C Btn 3 [8] E0 25/E0 A 5 E0 42/E0 F0 42 9D/F0 9D Btn 4 [8] E0 23/E0 A 3 E0 33/E0 F0 33 9[...]

Appendix C Keyboar d Compaq Pers onal Computer s Changed - July 2000 C-16 C.3 CONNECTORS Two ty pes of k ey board interfaces are u sed in C ompaq sy stem s: PS/2-ty pe and USB-ty pe. Sy stem units th at provide a PS/2 conn ector will s hip w ith a PS/2- type k eyboard bu t may also s upport sim ultaneou s connection of a USB key board. Sy stem s th[...]

Technical Reference Guide Compaq Personal Computers Original - July 2000 D-1 A ppendix D COMPA Q/NVIDIA TNT2 PRO A GP GRA PHICS CA RD D. Appendix D Compaq/NVIDI A TNT2 P ro AGP Graphics Card D.1 INTRODUCTION This appendix describes the Com paq/NVIDIA TNT2 Pro AGP Graphics Card us ed in the st andard config uration on s ome m odels an d also availab[...]

Appendix D Compaq/N VIDIA TN T2 Pro AGP Gr aphics Car d Compaq Pers onal Computer s Original - July 2000 D-2 D.2 FUNCTIONA L DESCRIPTION The NVIDIA TNT2 Pro-SD G raphics C ard provides hig h perform an ce 2D and 3D di splay imag ing. The card’ s AG P design prov ides an econ omi cal approach to 3D processi ng by off - loading 3D ef fects su ch as[...]

Technical Reference Guide Compaq Personal Computers Original - July 2000 D-3 D.3 DISPLA Y MODES The graphics display m odes s upported by th e NVIDIA TNT2 Pro Graphics are list ed in Table D- 1. Table D-1. NVIDIA TNT2 Pro Graphics Display Modes Table D- 1. NVIDIA TNT 2 Pro Gr aphics Disp lay Modes Resolution Bits per pixel Color Depth Max. Refresh [...]

Appendix D Compaq/N VIDIA TN T2 Pro AGP Gr aphics Car d Compaq Pers onal Computer s Original - July 2000 D-4 D.4 SOFTWA RE SU PPORT INFORM A TION The NVIDIA TNT2 Pro graphics card is fully com patible with softw are w ritten for legacy video modes (VGA , EGA, C GA) an d needs n o driver su pport for t hose m odes. Drivers are prov ided w ith or ava[...]

Technical Reference Guide Compaq Personal Computers Original - July 2000 D-5 D.6 CONNECTORS There are two con nectors ass ociated with the graph ics subs ys tem; the display /m onitor connector and the Feature con nector. NOTE: T he graphic card’s edg e connector m ates w ith the AGP sl ot connector on th e sy stem board. This interface is descri[...]

Appendix D Compaq/N VIDIA TN T2 Pro AGP Gr aphics Car d Compaq Pers onal Computer s Original - July 2000 D-6 This page is intentionally blank.[...]

Technical Reference Guide Compaq Personal Computers Original - Novem ber 2000 E-1 A ppendix E COMPA Q/NVIDIA GeForce2 GTS A GP GRA PHICS CA RD E. A ppendix E Compaq/NVIDIA GeForce2 GTS A GP Graphics Card E.1 INTRODUCTION This appendix describes th e Com paq/NVIDIA GeForce2 GTS AGP Graphics C ard used in th e standard con figu ration on som e m odel[...]

Appendix E Compaq/N VIDIA GeForce2 GT S AGP Graphics Card Compaq Pers onal Computer s Original - Novem ber 2000 E-2 E.2 FUNCTIONA L DESCRIPTION The NVIDIA GeForce2 GTS-SD Graphics Card provides h igh perform ance 2D and 3D dis play imag ing. The card’ s AG P design prov ides an econ omi cal approach to 3D processi ng by off - loading 3D ef fects [...]

Technical Reference Guide Compaq Personal Computers Original - Novem ber 2000 E-3 E.3 DISPLA Y MODES The graphics display m odes s upported by th e NVIDIA G eForce2 GTS Graphics are liste d in Table E-1. Table E-1 . NVIDIA GeForce2 GTS Graphics Display Modes Tab le E-1. NVIDIA GeForc e2 GTS G raphics Display Modes Resolution Bits per pixel Color De[...]

Appendix E Compaq/N VIDIA GeForce2 GT S AGP Graphics Card Compaq Pers onal Computer s Original - Novem ber 2000 E-4 E.4 SOFTWA RE SUPPORT INFORMA TION The NVIDIA GeForce2 GTS graphics card is fully com patible with softw are w ritten for legacy video m odes (VG A, EGA , CGA ) and n eeds no driv er support for th ose m odes. Drivers are prov ided w [...]

Technical Reference Guide Compaq Personal Computers Original - Novem ber 2000 E-5 E.6 CONNECTORS There are two con nectors ass ociated with the graph ics subs ys tem; the display /m onitor connector and the Feature con nector. NOTE: T he graphic card’s edg e connector m ates w ith the AGP sl ot connector on th e sy stem board. This interface is d[...]

Appendix E Compaq/N VIDIA GeForce2 GT S AGP Graphics Card Compaq Pers onal Computer s Original - Novem ber 2000 E-6 E.6.2 VIDEO FE ATURE CONNECTOR The Video Feature connector allow s a video peripheral such as a TV tuner card to provide v ideo input to the g raphics card. This interf ace is com pliant w ith VESA VIP specification 1.1. Figure E-4 . [...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 F-1 A ppendix F COMPA Q/LUCENT V.90 56K PCI MODEM F. A ppendix F Compaq/Lucent V . 90 56K PCI M odem F.1 INTRODUCTION This appendi x descri bes th e Com paq/Lu cent V .90 56K PCI m odem (Com paq SP# 146803- 001). This modem installs in a PCI slot, allowing it to be auto-c[...]

Appendix F Compaq/L ucent V.90 56K PCI M odem Compaq Pers onal Computer s Original - D ecember 2000 F-2 F.2 FUNCTIONA L DESCRIPTION The Compaq/L ucent V.90 56K PCI m odem provides data comm u nication ov er a standard telephon e netw ork at transf er rates of u p to 56 kil obits per secon d. The m odem al so support s facsim ile (fax ) transf ers a[...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 F-3 F.3 OPERA TING PA RAMETERS The operating parameters consists of UART transfer rates and transm ission m odes. F.3.1 UA RT TRA NSFER RA TES The transfer rate betw een th e m odem’ s UAR T and the PCI interface (als o know n as th e DTE-to- DCE transfer rate) is selec[...]

Appendix F Compaq/L ucent V.90 56K PCI M odem Compaq Pers onal Computer s Original - D ecember 2000 F-4 F.4 POWE R MA NA GEMENT The modem s upports bot h A PM and AC PI pow er m anage me nt en vironm ents usin g m eth ods defin ed in th e PCI 2.2 speci ficati on. F.4.1 A PM ENVIRONMENT In the A PM environm ent, the m odem w ill be placed in Standby[...]

Technical Reference Guide Compaq Personal Computers Original - Novem ber 2000 G-1 A ppendix G COMPA Q/ELSA Gloria II A GP GRA PHICS CA RD G. A ppendix G Compaq/ELSA Gloria I I Graphi cs Car d G.1 INTRODUCTION This appendix describes the Com paq/ELSA GLoria II A GP Graphics Card u sed in th e standard config uration on s ome m odels an d also availa[...]

Appendix G Compaq/EL SA GLori a II AGP Graphics Card Compaq Pers onal Computer s Original - Novem ber 2000 G-2 G.2 FUNCTIONA L DESCRIPTION The ELSA GLoria II-SD Graph ics C ard provides h igh perform ance 2D an d 3D displa y i mag ing . The car d ’s AGP d esign p rovi des a n eco no mical a ppr oac h to 3 D pr oce ssing by off-lo adi ng 3D effect[...]

Technical Reference Guide Compaq Personal Computers Original - Novem ber 2000 G-3 G.3 DISPLA Y MODES The graphics display m odes s upported by th e ELSA GLori a II Graphics are listed i n Table G-1. Table G-1 . ELSA GL oria II Graphics Display Modes Table G -1. ELSA GLoria II Gr aphics Disp lay Modes Resolution Bits per pixel Color Depth M ax. Vert[...]

Appendix G Compaq/EL SA GLori a II AGP Graphics Card Compaq Pers onal Computer s Original - Novem ber 2000 G-4 G.4 SOFTWA RE SUPPORT IN FORMA TION The ELSA GLoria II graphics card is f ully compatible w ith softw are w ritten f or legacy v ideo modes (VGA , EGA, C GA) an d needs n o driver su pport for t hose m odes. Drivers are prov ided w ith or [...]

Technical Reference Guide Compaq Personal Computers Original - Novem ber 2000 G-5 G.6 CONNECTORS There are two con nectors ass ociated with the graph ics subs ys tem; the display /m onitor connector and the Feature con nector. NOTE: T he graphic card’s edg e connector m ates w ith the AGP sl ot connector on th e sy stem board. This interface is d[...]

Appendix G Compaq/EL SA GLori a II AGP Graphics Card Compaq Pers onal Computer s Original - Novem ber 2000 G-6 G.6.2 VIDEO FEATURE CONNECTOR The Video Feature connector allow s a video peripheral such as a TV tuner card to provide v ideo input to the g raphics card. This interf ace is com pliant w ith VESA VIP specification 1.1. Figure G-4 . Featur[...]

Technical Reference Guide Compaq Personal Computers Original - Novem ber 2000 H-1 A ppendix H COMPA Q/Matrox Millennium G450 A GP GRA PHICS CA RD H. A ppen dix G Compaq /Matrox Millennium G450 A GP Graph ics Card H.1 INTRODUCTION This appendix describes the Com paq/Matrox Millenn ium G450 AGP Graphics Card us ed in the standard con figu ration on s[...]

Appendix H Compaq/Matrox Millennium G450 AGP Graphics C ard Compaq Pers onal Computer s Original - Novem ber 2000 H-2 H.2 FUNCTIONA L DESCRIPTION The Matrox Millenni um G450-SD Graphi cs Card prov ides hig h perform an ce 2D and 3D display imag ing. The card’ s AG P design prov ides an econ omi cal approach to 3D processi ng by off - loading 3D e[...]

Technical Reference Guide Compaq Personal Computers Original - Novem ber 2000 H-3 H.3 DISPLA Y MODES The graphics dis play m odes su pported by the Matrox Millen nium G450 Graphi cs are listed in Table H-1. Table H- 1. Matrox Millennium G450 Graphics Display Modes Table H- 1. Matrox Millennium G450 G raphics Dis play Modes Resolution Bits per pixel[...]

Appendix H Compaq/Matrox Millennium G450 AGP Graphics C ard Compaq Pers onal Computer s Original - Novem ber 2000 H-4 H.4 SOFTWA RE SU PPORT INFORM A TION The Matrox Millenniu m G450 g raphics card is fully com patible w ith softw are written for legacy video m odes (VG A, EGA , CGA ) and n eeds no driv er support for th ose m odes. Drivers are pro[...]

Technical Reference Guide Compaq Personal Computers Original - Novem ber 2000 H-5 H.6 CONNECTORS There are three connectors associated w ith the g raphics su bsy stem ; tw o display /m onitor connectors and the Feature con nector. NOTE: T he graphic card’s edg e connector m ates w ith the AGP sl ot connector on th e sy stem board. This interface [...]

Appendix H Compaq/Matrox Millennium G450 AGP Graphics C ard Compaq Pers onal Computer s Original - Novem ber 2000 H-6 H.6.2 VIDE O FE ATURE CONNECTOR The Video Feature connector allow s a video peripheral such as a TV tuner card to provide v ideo input to the g raphics card. This interf ace is com pliant w ith VESA VIP specification 1.1. Figure H-4[...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 I-1 A ppendix I COMPA Q/INTEL NETWORK INTERFA CE CONTROLLER ADA PTERS I. Appendix I Compaq/Intel Network Interface Controller Ad a p t e r s I.1 INTRODUCTION This appendix describes Compaq/In tel Netw ork Interf ace Controller adapters th at may be in cluded in the standa[...]

Appendix I Compaq/Int el Netw ork Inter face Contr oller Adapt ers Compaq Pers onal Computer s Original - D ecember 2000 I-2 I.2 FUNCTIONA L DESCRIPTION The Intel PR O/100+ and t he PRO /100 S Manag em ent A dapters are based on t he Int el 82559 and 82550 Ethern et Control lers (respecti vely ) su pported by firm w are in flas h ROM (F igure I- 2)[...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 I-3 I.2.1 A OL FUNCTION The adapter’s Alert-On- LAN (A OL) fu nction provides a AOL- compliant sy stem unit w ith th e ability to comm un icate system status to a managem ent con sole, even w hile the sy stem is powered dow n. When ins talled in an A OL- com pliant sy s[...]

Appendix I Compaq/Int el Netw ork Inter face Contr oller Adapt ers Compaq Pers onal Computer s Original - D ecember 2000 I-4 I.2.3 IPSEC FUNCTION The 82550 controlle r used on the Int el PRO/ 100 S Manag eme nt A dapter incl udes an encry ption engine th at provides on-the-fly encry ption and/or authentication of tran smit data w ithout additional [...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 I-5 I.3 PO W ER MA NA GEMENT SUPPORT These adapters s upport A PM and AC PI pow er ma nagem en t env ironm ents as w ell as the Wired- for-Man agem ent (WfM) and Wak e-On -LA N (WOL) s tandards. The adapter is design ed to be powere d up a s long a s t he system unit is p[...]

Appendix I Compaq/Int el Netw ork Inter face Contr oller Adapt ers Compaq Pers onal Computer s Original - D ecember 2000 I-6 I.4 A DA PTER PROGRA MMING Pr o gramming the ad apt e r co nsists o f c o nfigura tion, which occur s duri ng POST , a nd co ntro l , which occurs at run time. I.4.1 CONFIGURA TION The adapter’s 82559 or 82550 NIC cont roll[...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 I-7 I.5 NETWORK CONNECTOR Figure I-3 s how s the R J-45 connector u sed for the NIC interface. This con nector inclu des the tw o status L EDs as part of the conn ector assem bly. Figure I-3. Ethe rnet TPE Connector (RJ- 45, view ed from card edg e) I.6 A DA PTER SPECIFIC[...]

Appendix I Compaq/Int el Netw ork Inter face Contr oller Adapt ers Compaq Pers onal Computer s Original - D ecember 2000 I-8 This page is intentionally blank.[...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 J-1 A ppendix J COMPA Q/NVIDIA QUA DRO2 MXR A GP GRA PHICS CA RD J. A ppendix J Compaq/NVIDIA Quadro2 MXR A GP Graphics Card J.1 INTRODUCTION This appendix describes the Com paq/NVIDIA Qu adro2 MXR AGP Graphics Card us ed in the standard con figu ration on som e m odels a[...]

Appendix J Compaq/N VIDIA Quadro2 M XR AGP Graphics Card Compaq Pers onal Computer s Original - D ecember 2000 J-2 J.2 FUNCTIONA L DES CRIPTION The NVIDIA Q uadro2 MXR Graph ics C ard provides h igh perform ance 2D and 3D displ ay imag ing. The card’ s AG P design prov ides an econ omi cal approach to 3D processi ng by off - loading 3D ef fects s[...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 J-3 J.3 DISPLA Y MODES The 2D graphi cs display modes support ed by the NVIDIA Qu adro2 MXR Graphi cs are lis ted in Table J-1. Table J-1. NVIDIA Quadro2 MXR Graphics Display Modes Table J- 1. NVIDIA Quadro2 MXR G raphics Dis play Modes Resolution Bits per pixel Color D e[...]

Appendix J Compaq/N VIDIA Quadro2 M XR AGP Graphics Card Compaq Pers onal Computer s Original - D ecember 2000 J-4 J.4 SOFTWA RE SUPPOR T INFORMA TION The NVIDIA Quadro2 MXR graphics card is fully compatible w ith softw are w ritten f or legacy video m odes (VG A, EGA , CGA ) and n eeds no driv er support for th ose m odes. Drivers are prov ided w [...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 J-5 J.6 CONNECTORS There are two con nectors ass ociated with the graph ics subs ys tem; the display /m onitor connector and the Feature con nector. NOTE: T he graphic card’s edg e connector m ates w ith the AGP sl ot connector on th e sy stem board. This interface is d[...]

Appendix J Compaq/N VIDIA Quadro2 M XR AGP Graphics Card Compaq Pers onal Computer s Original - D ecember 2000 J-6 This page is intentionally blank.[...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 K- 1 A ppendix K COMPA Q PCI 10/100 ETHERNET A DA PTER K. A ppendix K Compaq PCI 10/100 Ethernet Adapter K.1 INTRODUCTION This appendi x descri bes Com paq PCI 10/ 100 Ethern et A dapter (SP# 118042- 001) that m ay be included in the standard config uration on some m odel[...]

Appendix K Compaq PC I 10/100 Ether net Adapter Compaq Pers onal Computer s Original - D ecember 2000 K-2 WO L Conn. TX/R X WO L GND 5 VDC Aux 3.3 VDC 1 2 3 4 SMB Da ta SMB CS- SMBus Conn. SMB Clo ck NC 1 Event 1 AOL/SOS Conn. 2 3 4 5 6 7 Event 2 Event 3 Event 4 Event 5 Event 6 MD Clock (SOS P resent) K.2 FUNCTIONA L DESCRIPTION The Compaq PCI 10/1[...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 K- 3 K.2.1 A OL FUNCTION The adapter’s Alert-On- LAN (A OL) fu nction provides a AOL- compliant sy stem unit w ith th e ability to comm un icate system status to a managem ent con sole, even w hile the sy stem is powered dow n. When ins talled in an A OL- com pliant sy [...]

Appendix K Compaq PC I 10/100 Ether net Adapter Compaq Pers onal Computer s Original - D ecember 2000 K-4 K.2.2 RSA FUNCTION This adapter prov ides su pport for sy stems u sing the R em ote Sy stem A lert (RS A) m eth od of generating alerts over th e netw ork. The RSA meth od is similar to the AOL function described previously but does not use th [...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 K- 5 K.3 POW ER MA NA GEMENT SUPPORT These adapters s upport A PM and AC PI pow er ma nagem en t env ironm ents as w ell as the Wired- for-Man agem ent (WfM) and Wak e-On -LA N (WOL) s tandards. The adapter is design ed to be powere d up a s long a s t he system unit is p[...]

Appendix K Compaq PC I 10/100 Ether net Adapter Compaq Pers onal Computer s Original - D ecember 2000 K-6 K.4 CONNECTORS In addition to the PCI card edge connector, the NIC adapter includes four on- board connectors; the RJ-45 netw ork connector, an AO L/SOS conn ector, a WOL conn ector, and a SMBus con nector. K.4.1 NETW ORK CONNECTOR Figure K-3 s[...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 K- 7 K.4.3 SMBUS CONNECTOR Figure K-5 s how s th e SMBus connector. This connector is u sed for sy stem s em ploy ing AOL functionality and requiring a cable connection for SMBus activity . NOTE: Compaq desktop u nits do n ot require a cable connection for SMBus activity.[...]

Appendix K Compaq PC I 10/100 Ether net Adapter Compaq Pers onal Computer s Original - D ecember 2000 K-8 K.5 A DAPTER SPECIFICA TION S Table K- 1. Adapter Specifications Table K- 1. Adapter Specif ications Parame ter Modes Supported 10BASE-T half duplex @ 10 MB/s 10Base-T ful l dupl ex @ 20 MB/s 100BASE-TX half duplex @ 100 MB/s 100Base-TX full du[...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 L-1 A ppendix L COMPA Q/A DA PTEC 29160N SCSI HOST A DA PTER L. A ppendix L Compaq/A daptec SCSI Host A dapter L.1 INTRODUCTION The Com paq/Adapt ec 29160N SCS I Host A dapter (Com paq SP# 158364- 001) is a PC I peripheral that provides high perform ance interf acing w it[...]

Appendix K Compaq PC I 10/100 Ether net Adapter Compaq Pers onal Computer s Original - D ecember 2000 L-2 L.2 FUNCTIONA L DESCRIPTION A block diag ram of the SCSI A dapter is show n in Figure L- 2. The adapter’s architectu re is based on th e AIC -7892 SC SI cont roller w orki ng off t he 32- bit, 66- /33-MHz PC I bus. Providin g f ull bu s mas t[...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 L-3 L.3 SCSI AD A PTER PROGR A MM ING L.3.1 SCSI AD A PTER CONFIGURA TION The Adaptec SCSI Host A dapter Card is a PCI dev ice and conf igu red using PCI protocol and PCI Config uration Space reg isters (PCI addres ses 00h- FFh) as dis cussed in Chapter 4 of this g uide. [...]

Appendix K Compaq PC I 10/100 Ether net Adapter Compaq Pers onal Computer s Original - D ecember 2000 L-4 L.5 SCSI CONNE CTORS This SC SI card provides tw o inte rnal h eader-ty pe conn ectors (one 50-pin , one 68-pi n) and on e external D- type con nector (50-pin ). L.5.1 EXTERNAL 50-PIN ULTRA SCSI CONNECTOR The card provides one ex ternal 50-pin [...]

Technical Reference Guide Compaq Personal Computers Original - D ecember 2000 L-5 L.5.2 INTERNAL 50-PIN ULTRA SCSI CONNECTOR The card provides one in ternal 50-pin header-ty pe Ultra SCSI con nector. Intern al cabling to this connector sh ould cons ists of an uns hielded conn ector w ith a 50-con ductor fl at cable as specified in ANS I standard X [...]

Appendix K Compaq PC I 10/100 Ether net Adapter Compaq Pers onal Computer s Original - D ecember 2000 L-6 L.5.3 INTERNA L 68-PIN ULTRA 160 SCSI CONNECTOR The card provides on e intern al 68-pi n Ultra160 S CSI con nector. This con necti on is des igne d for a 68-conductor u nsh ielded Twis t ‘N Flat cable as specif ied in the T-10 SPI-2 s tandard[...]

INDEX I. 3D eff ects, D- 2, E-2, G- 2, H-2, J- 2 abbreviations, 1-3 AC 97 link bus , 5-29 Accelerated Graphi cs Port (AGP), 4-10 ACPI, I-5, K- 5 acrony m s, 1-3 AGP, 4- 10 Aler t-O n-LAN, 5 -3 3 AOL , 5-33 AOL requirem en ts, 5-34, 5- 36 APIC, 4- 16 APM , I -5 , K-5 APM BIOS s upport, 7- 19 arbitration, PCI bus master, 4-6 ASCII ch aracter set, B-1[...]

I/O controller, 4-38 graphics card, D-1, E- 1, F-1, G-1 , H-1 , J-1, K-1, L-1 graphi cs su bsy stem , 2- 13 graphics , 3D, D-2, E- 2, G-2 , H-2 , J -2 Hard drive activity in dicator, 4-39 Hub li nk bus, 4- 7 I/O controller (L PC47B34x), 4-37 I/O m ap, 4-35 IDE interface, 5- 1 IDSEL, 4- 4 index addressin g, 1- 2 interface audio, 2- 14, 5-26 disket t[...]

security , interf ace, 4-32 sens or, therm al, 4- 34 serial interf ace, 2-12, 5-8 SGRAM, D-2, J-2 sideband addres sin g, 4-11 sig nal dis tribu tion, 6-7, 6-8 SMBIOS, 7- 16 SMI, 4-18 Soun d Blaster 128 au dio, 5-26 specif ications electrical , 2-14 environm ental , 2-14 phy sical, 2- 15 pow er suppl y, 6- 7, 6-8 Specifications 8x CD- ROM D rive, 2-[...]

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