MiTAC 8355 manual

BY: Rain Li Rain Li Repai r Technol ogy Rese arch Department /E DVD Repai r Technol ogy Rese arch Department /E DVD Nov.20 03 SERVICE MANUAL FOR 8355 8355 8355 8355 SERVICE MANUAL FOR SERVICE MANUAL FOR 8355 8355 8355 8355 8355 8355 8355 8355[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 1 Contents 1. Hardware En gineerin g Specificat ion ………………… …………… ………… …………………… … 1.1 Introduction …………………………………………………………………………………………………………. 1.2 System Hardware Part …………[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 2 Contents 5.3 VT8235 Sout h Bridge ………………………………………………………………………………………………. 6. System Block Diagram ……………… ………………… …………… …………………… ………….. 7. Maintenance Diagnost ics ………… [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 3 Contents 8.13 Audio Failure ………….…………………………………………………………………………………………… 9. Spare Parts List ………………… …………… ………… ………………… …………………… …….. 10. System Exploded Views ……[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 4 1.1 I ntro ducti on 1. Hardware Engineering Specification The 8355 motherboa rd would suppo rt the AMD ClawHammer K8 p rocessor with uPGA Pa ckage, 2700+/3000+/3300 +/3600+/39 00+/4200+, F SB 800MHz This system is based on PCI architectu re, which have standard ha rdware peripheral i nterface. The power m[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 5 The RADEON MOB ILITY 960 0 provi des the fastest and most advanced 2D, 3D, and multi media graphics performance f or the la test applications in f ull 32-bit color. Its arc hitecture intr oduces the latest achievements in the graphics industr y, which enable the use of the progressive new features in upco[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 6 1.2 System Hardware Part CPU AMD ClawHammer K8 processor with uPGA Package 2700+/3000+/3300+/3600+/3900+/4200+ FSB 800MHz Core logic VIA K8T800 + VT8235 VGA Control ATI M10P with 64MB External VRAM (Reserve for 128MB VRAM) Sy stem BIOS Insy de 256 KB Flash EPROM (Include Sy stem BIOS and VGA BIOS) ACPI 2.[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 7 1.2.1 CPU_ Claw Hammer PROCESSOR The ClawHammer processor family is designed to support performance desktop and workstation applications . It provides a h igh-perf ormance H yperTransport. link to I/O, as well as a single 64 -bit high-perf ormance DDR memory contr oller. Compatible w ith Existing 32-b it [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 8 HyperTransport. Technology to I/O Devices Two 8-bit lin ks each support 1600 mega-transf ers (MT) per second or 1.6 Gb ytes/s in each direction Can be configured as single 16-bit link su pporting 1600 MT/s o r 3.2 Gb y tes/s in each direction 64-Kbyte 2-w ay Ass ociative ECC-Protect ed L1 Data Cache Two 6[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 9 ACPI 2.0 complian t, including suppo rt for processor perf ormance states Power Supplies VDD (core): 1.50 -V at 52 A mps (max) VDDIO: 2.5-V at 3 .0 Amps (max) f or DDR I/O VLDT: 1.2-V a t 0.5 A mps for HyperTran sport VTT: 1.25-V a t 0.5 A mps required for 2.5 -V I/Os Target CPU Core P ower: 78.00 Watts T[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 10 1.2.2 Sy stem frequenc y 1.2.2.1 Syst em frequency synthesizer_ICS9504 02 Programmable Ti ming Control H ub™ AM D-K8™ processor General Description The ICS950403 is a main sy stem clock solution for desktop designs using the AMD K8 CPU. It provides all necessary clock signals for Clawhamme r and Sled[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 11 1 - 48MHz, @3.3V fi xed. 1 - 24/48MHz @ 3.3V 3 - REF @3.3 V, 14.318MHz. Features: Programma ble output f requency. Programma ble output divide r ratios. Programma ble output rise/f all time. Programma ble output skew.. Programma ble spread percentage for EMI control. Watchdog ti mer technolog y to reset [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 12 1.2.3 VIA K8T800+VT8235 1.2.3. 1 K8T800 Defines Highly Integr ated Solutions for Perfor mance PC Desktop Designs The K8T800 is a high perfor mance, cost-effective and ene rgy effici ent solution for the imple mentation of desktop personal computer systems with 8 / 16 -bit 800 / 600 / 400 / 200 MHz H y pe[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 13 8 or 16-bit cont rol / address / data transf er both directions 800 / 600 / 400 / 200 MHz Double Data Rate operation b oth directions Default 8-bit / 200 MHz operation on star tup for high reliability with speedup to dual 16-bit, 8 00 MHz operation (3.2 GB/sec total bandwidth) u nder software co ntrol (t[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 14 LRU replace ment scheme Independent GART l ookup control for host / AGP / PCI master accesses Windows 95 OSR-2 VXD and integ rated Windows 98 / 2 000 / XP minipo rt driver support High Bandw idth 533 MB / Sec 8- bit V-Lin k Host Controller So uth Bridge Interf ace Supports 66 MHz V- Link Host interf ace [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 15 1.2.3. 2 VT8235 The VT8235 S outh Br idge is a high integ ration, high perf ormance, power-ef ficient, an d high compatibilit y devic e that supports Intel and non-Intel based processor to V-Link bus br idge f unctionality to make a complete Microsof t PC2001-compliant PC I/LPC s ystem. The VT8235 includ[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 16 f) Notebook-class pow er management f unctionalit y compliant with ACPI and legac y APM requirements. Mu ltiple sleep states (power-on suspend, suspend-to-DRAM, and suspend-to- Disk) are supported w ith hardware au tomatic wake-up. Additio nal f unctionalit y includes event monitoring, CPU clock th rottl[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 17 1.2.4 RADEON MOBILITY 9600 General Descrip tion The RADEON MOBI LITY 9 600 provides the fastest and most advanced 2D, 3D, and multimedia graphics performance f or the lat est applications in full 32-bit colo r. Its archite cture introduces the lat est achieve ments in th e graphics industr y, which enabl[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 18 SMOOTHVISION™ — Flexible A nti-Aliasing an d Anisotropic F iltering The most flexible an d eff icient anti-aliasing implementation ava ilable to date. Eliminates “jaggies” on the edges of objects, shimmeri ng pixels on distant surf aces, and other visual artif acts for smoother-l ooking i mages. [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 19 Comprehensive AGP support i ncluding 1.5 Volt (AG P 4X) and 0.8 Volt (AGP8X) mode operation, sideba nd addressing, AGP texturin g (direct memory execution), and suppo rt for AGP reads and writes, including f ast write capability. Single channel 128/6 4-bit me mory interface using SGRAM o r SDRAM to build[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 20 1.2.4.1 General and Int erfacing Features 32-bit PCI bus (Rev 2.2), 3.3 V with bus mastering support. Comprehensive AGP support i ncluding 1.5 Volt (AG P 4X) and 0.8 Volt (AGP8X) mode operation, sideba nd addressing, AGP texturin g (direct memory execution), and suppo rt for AGP reads and writes, includi[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 21 Independent DDC lin es for DAC and TMDS connections. Also full AppleSense suppo rt on DAC connection. Static and d ynamic Power Management su pport (APM as well as ACPI) with full VE SA DPMS and Ener g y Star compliance. PCI bus power manageme nt 1.1 and AGP Bus y and Stop signals Rev 1.61 and Solano 2-M[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 22 DDC1 and DDC2ci for plug a nd pla y monitors. Hydravision for dual monitor suppo rt. Hardware I2C. Integrated hardware diagnostic tests perfor med automaticall y upon initial ization. High qualit y components through at-speed te sting, built-in Scan, I ddq, CRC, chip diagnostics, and XOR tree. Single chi[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 23 1.2.5 AC’97 AUDIO SYSTEM: C-MEDIA ELECTRONICS INC., CMI9738-S The CMI9738-S is an 1 8-bit, full duplex AC'97 2.2 co mpatible stereo audio CODEC designe d for PC multi media systems,including host/sof t audio and AMR/CNR based designs. The CMI9738-S incorpo rates proprietar y converter technology t[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 24 +30dB boost preampl ifier f or MIC input Stereo output with 6-bit volu me control Mono output with 5- bit volume cont rol Headphone output wi th 50mW/8. Dr iving capabilit y Line output with 5 0mW/8. d riving capabilit y Headphone jack-detec t function to mute LINE/MONO/HP ou tput, and to control S/PDIF [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 25 1.2.6 MDC: PC Tel MODEM DAUGHTER CARD PCT2303W The PCT2303W chipse t is designed to meet th e demand of this emerg ing worldwide AMR/MDC market. The combination of PC- TE L’s well proven PCT 2303W chipset and the H SP56TM MR software modem driver allows systems manufactures to i mplement modem fu nctio[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 26 Operating System Compa tibility Windows 98 / NT4.0 /Win 2K /Win XP Com patibil ity ITU-T V.90 56000,54667,53333,52 000,50667,49333, 48000,46667,45333, 42667,41333,40000, 38667,3733 3,36000,34667,33333, 32000, 30667,29333, 28000 bps K56Flex 56000,54000,52000,50 000,48000,46000, 44000,42000,40000, 38000,36[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 27 Bell 212A 1200 bps Bell 103 300 bps Modulation 56000bps(V90&K56 Flex) PCM 33600 bps (V.34Ann ex) TCM 28800 bps (V.34) TCM 14400 bps (V.32bis) TCM 12000 bps (V.32bis) TCM 9600 bps (V.32bis) TCM 7200 bps (V.32bis) QAM 9600 bps (V.32) TCM, QAM 4800 bps (V.32) QAM 14400 bps (V.17) TCM 12000 bps (V.17) TC[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 28 1200/75bps (V.23) FSK 1200bps(V.22/Bell 212A) DPSK 300bps(V.21/Bell 10 3) FSK Data Compression V.42bis, MNP5 Error Correction V.42 LAPM, MNP 2 -4 DTE interface DTMF Tone Frequen cy DTMF signal level Low Group Frequency (Hz) 697 770 852 941 High Group 1209 1 4 7 * Frequen cy 1336 2 5 8 0 (Hz) 1477 3 6 9 #[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 29 2.6.1.1 High group -10+/-2dBm 2.6.1.2 Low group -12+/-2dBm Dialing Type Tone or pulse dialing Telephone Line interf ace RJ-11 Return Loss 300HZ - 3400H Z >= 10db Flow Control XOFF/XON or RT S/CTS Receive Level -35 +/- 2dBm[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 30 Transmit Level >-15 dBm Specification and featu res subject to change without n otice! 2.6 MDC: PCTel MODEM DAUGH TER CARD PCT23 03W[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 31 1.2.7 VT6307L PCI 1394a Integrated Host Co ntroller 1.2.7.1 O verview The VT6307L IEEE 1394 OHCI Host Controller provides high pe rfor mance serial connectivity. It implements the Link and Phy layers for IEEE 1394-1 995 High Performance Ser ial Bus a specification relea se 1.0 and 1394a P2000. It is comp[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 32 • Arbitrated shor t reset • Enhanced priorit y arbitration • Connection debou nce • Multispeed packet concatenation • Ack accelerated a rbitration • Fl y-by concatenation • Per port disable, s uspend, resume, throug h register write and re mote command packet • Remote access packet • Bo[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 33 Automatic configurat ion to single-po rt, two-port, and three-port ap plications; unused ports power down automaticall y Dedicated power suppl y pins separate from l ink core 2KV ESD protectio n 1.2.8 EMBEDDED CONTROLLER-H8 I. OVERVIEW H8/300 CPU, a high-sp eed processor with an a rchitecture featuring p[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 34 • Instruction length : 2 or 4 b ytes • Register-register arithmetic and logic op erations • MOV instruction for data transf er between registers and me mory Instruction set featur es • Multipl y instruction (8 bi ts x 8 bits) • Divide instruction (16 bits ÷ 8 bits) • Bit-accumulator i nstruc[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 35 One I 2 C bus interface Host Interface • 8-bit host inte rface port • Three host interru pt requests (HIRQ1, H IRQ11, HIRQ12) • Regular and f ast A20 gate output • Two register sets, each with two data registers and a status regist er A/D converter – 10-bit resolutions 8 channels – single or [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 36 Interrupts – 9 external interrupt lines: NMI, IRQ0, to IRQ7 26 on-chip interr upt sources Wait control – Three selectable wait modes Operating modes – Expanded mode with on-chip ROM disabled (mode 1) Expanded mode with on-chip ROM enabled (mode 2) Single-chip mode (mode 3) Power-dow n modes – Sle[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 37 1.2.8. 2 Features Operating voltage : 2.4V~5.5V 32/34 bidirectional I/O lines One 8-bit progra mmable ti mer counter with overf low interrupts Crystal or RC oscillator Watchdog Timer 3K_16 progra m EPROM 160_8 data RAM One external interrup t pin (shared with PC2) HALT function a nd wake-up f eature redu[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 38 1.2.9 System Flash Memory (BIOS) 2 M bit Flash memor y Flashed by 5V onl y User can upgrade the s ystem BIOS in the fut ure just running f lash program. 1.2.10 Memo ry System 64MB, 128MB, 256MB, 512MB (x 64) 200- Pin DDR SDRAM SODIMMs JEDEC-standard 200 -pin, small-outline, d ual in-line memory module (S[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 39 Four internal device banks for concur rent operation Selectable burst lengt hs: 2, 4, or 8 Auto precharge optio n Auto Refresh and Self Refresh Modes 15.6µs (MT4VDDT8 64H, MT8VDDT1 664HD), 7.8125µs (M T4VDDT1664H, MT 8VDDT3264HD, MT8VDDT6464H D) maximum average periodic refresh interval Serial Presence[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 40 Dual Speed – 100 / 1 0 Mbps Half and Full Duplex MII Interface to Ethernet Controlle r MII Interface to Conf iguratio n & Status Optional Repeater Int erface Auto Negotiation: 10 / 100, Full / Half Duplex Meet All Applicable IE EE 802.3, 10Base-T and 100Base-Tx Stand ards On Chip Wave Shapi ng – [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 41 208-pin LQF P / 209-ball LFBG A package f or CB710 PCI Interface Compliant with PCI Local Bus Specificatio n, Revision 2.2 PCI Bus Power Manageme nt Interface Speci fication, Revision 1.1 PCI Mobile Design Guide, Version 1.1 Advanced Configurat ion and Power Interf ace Specif ication, Revision 1.0 CardBu[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 42 Secure Digital Interfa ce Compliant with SD Memor y Card Specific ation Version 1.0 Support 4 parallel data lines Has an optional refer ence clock source to control t he operating clock f requency Up to 10MByte/sec Read/Write rate when t he optional ref erence clock source Contains 16 Bytes of data buf f[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 43 Stick interface One Traff ic LED pin One power enable pin SmartMedia Interfac e Compliant with S martMedia Standa rd 2000. Compliant with S martMedia Inte rface Librar y (SMI L) version 1.0 Two power enable pi ns to support 5V and 3 V SmartMedia cards Support hardware ECC (1-bi t correction and 2-bits de[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 44 Supports SUSP END# Supports PCI PME # f rom D3, D2, D1 and D0 Supports PCI PME # f rom D3Cold Supports D3STA TE# Supports Zoomed V ideo por t. Power Sw itch Interface Supports parallel 4- wire power switch interface Misc Control Logic Supports socket activit y LED Supports 12 GPIOs a nd GPE# Supports SPK[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 45 1.2.13 SuperI/O-PC87393 General Description National Semiconduc tor’s PC87393 of LPC SuperI/O devices is targeted for a wide ran ge of portable applica tions. PC99 and ACPI compl iant, the PC87393 featu res an X-Bus Extensio n for read and write o perations over the X -Bus, a full IEE E 1284 Paral lel [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 46 PPM for exte rnal FDD signal suppor t MIDI interface co mpatible with MPU-401 UART mode Game port inpu ts for up to two joysticks Protection f eatures, including GPIO lock and pin configu ration lock 32 GPIO ports (16 st andard, 16 with Assert IRQ/SMI) 5V tolerant and back- drive protected p ins (except [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 47 1.3 O ther Functi ons 1.3.1 Hot Key Function System sleep bu tton f unctio n. System sleep Fn + F12 Toggle LCD panel on o r off. LCD panel tog gle on/o ff Fn + F11 Toggle to enab le/m ute the “ Batte ry Low War ning ” Beep soun d Batt ery Lo w Wa rning Bee p t oggl e Fn + F10 Reserved Fn + F9 Toggle [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 48 1.3.2 Powe r ON/OFF/Suspend/Resume Button APM mode At APM mode, Power button is on/of f system power. ACPI mode System automaticall y provides power saving b y monit oring Cover Sw itch. It will save batter y power and prolong th e usage time when user closes the notebook cov er. At ACPI mode the re are [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 49 1.3.4 LED Indicators System has eight status LE D indicators at f ront side which t o display system activit y . From l eft to right that indicate, AC P OWER, BATTER Y POWER , BATTER Y ST ATUS , WI RELES S LAN , CD -R OM, HA RD D ISK, NU M LOCK, CAPS LOCK a nd SCROLL LOCK. AC POWER: This LED lights green[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 50 1.3.6 CMOS Ba ttery CR2032 3V 220mAh lithiu m batter y When AC in or s y stem main bat tery inside, CMOS batter y will consume no power . AC or main batte ry not exists, CMOS batter y lif e at less (220mAh/ 5.8uA) 4 years. Battery was put in batter y holder, can be rep laced. 1.3.7 I/O Port Bi-directiona[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 51 IEEE1394a x 1 1.3.8 Mini PCI (type III B)Battery current limit and learning Implanted H/W current limit and batte ry learning circuit to enhance protection of batter y .[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 52 1.4 Peripheral Components ROM Drive - 12.7m m Heig ht - 24X CD R OM Drive - 8X DVD ROM Dri ve - 24X10X8X24 Com bo or above - Super Com bo DVD-R W modu le HDD - 2. 5 " 9.5 mm heig ht: 20/30/40/60 GB; Support U ltra D MA 66/100/133 - Chan geable f or Distributor FDD - Support External FD D w /z USB I/[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 53 1.5 Power Management The 8355 system has built in several power saving modes to prolon g the batter y usage for mobile purpose. User can enable and configure d iff erent degrees of power management modes via ROM CMOS setup (booting by pressin g F2 key). Following are t he descriptions of the po wer manag[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 54 HDD: spin down Suspend to DRAM The most chipset of the system is ente ring power dow n mode for more power saving . In this mode, the followin g is the status of each device: Suspend to DRAM CPU: of f VT8235: Pa rtial of f VGA: Suspend PCMCIA: Susp end Audio: off SDRAM: self ref resh Suspend to HDD All d[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 55 1.5.2 Other Po wer Management Functions HDD & Video Ac cess System has the ability to monitor video and hard disk activity. User can enable monitoring f unction for vid eo and/or hard disk individuall y. When there is no video and/or hard disk activit y, system will ente r next PMU stat e depending o[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 56 1.6 Append ix 1: VT 8235 G PIO De fini tio n Signal Name MUX Functio n Mitac Definition Buf fer Type Pow er Plane Default Value Type GPI 0 RESERV E I RTC Hi-Z TTL GPI1 RESERVE I AUX Hi-Z TT L GPI2 EXT SMI# EXTSMI# I AUX Defined T TL GPI3 RING# WAKE_UP# I AUX Defined T TL GPI4 LID# RESERVE I AUX Defined T[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 57 GPIO8 PCR EQA / VGATE M B_ID0 I/O MAIN Hi- Z TTL GPIO9 P CREQB MB_ID1 I/O MAIN Hi-Z T TL GPIO1 0 KBD_CS0 I/O MAIN Hi-Z TTL GPIO1 1 KBD_CS1 I/O MAIN Hi-Z TTL GPIO1 2 INTE# / PCGN TA RE SERV E I/O MA IN Hi-Z TT L GPIO1 3 INTF# / PCGN TB RE SERV E I/O MA IN H i-Z TTL GPIO1 4 INTG# CRT_IN I/O MAIN Hi-Z TTL G[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 58 1.7 Append ix 2: H8 Pins De finiti on Hitachi H8 3437S to VT8235 pin function definitions for Insyde code the shadowed block is the selected function Name Pin H8 Pi n Defi ni ti ons Duri ng RESE T Aft er RESE T/O FF ON STANDBY Fun ct i on MD0 6 H8_M OD E0 I ↑ I H I H I H MD1 5 H8_M OD E1 I ↑ I H I H [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 59 Charging 1 PCI reset gate Name Pin H8 Pi n Definit ions Durin g RESE T Aft er RESET/O FF ON STANDBY Function Port B TTL input voltage (input hi gh m i n=2v, input low max=0.8v) PB0 91 SB_PW RBTN# T O L LH L O Kee p H Pow er butto n trig ge r via8231 o n /off Duplicate Po wer BT N# 5 → 3V PB1 90 H8_WA K[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 60 Continued to the previ ous table Port 2 TT L input voltage (input high min=2v, input low max=0.8v) P20/A8 67 KB OUT8 L O L O LH O Ke ep L Key mat rix scan output 8 P21/A9 66 KB OUT9 L O L O LH O Ke ep L Key mat rix scan output 9 P22/A10 65 KB OUT10 L O L O LH O Ke ep L Key mat rix scan output 10 P23/A11 [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 61 Continued to the previ ous table Port 5 T TL input vo ltage (input high min=2v, input lo w max=0.8v) P50/ TXD0 14 LED DA TA T O O O Keep LED indi cator sh ift d ata P51/RXD 0 13 H8 SMI # T O O O Kee p Externa l SMI # 5 → 3V P52/SCK 0 12 LED CL K T O O O Kee p LE D indicato r shift cl ock Port 6 Schmitt[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 62 Continued to the previ ous table Port 9 T TL input vo ltage (input high min=2v, i nput low max=0. 8v) P90/I RQ2/ESC2 25 PORT90 T ↑ I/O I/ O I/ O Kee p P91/I RQ1/EI OW 24 PORT 91 T ↑ I/ O I/ O I/ O Kee p P92/I RQ0 23 H8/T CL K T ↑ I/O I/ O I/ O Kee p n e ed p u l l h i g h P93/RD 22 RSMRST T ↑ I/O[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 63 1.8 Ap pendix 3: 8 355 pr oduct spec. CPU - AMD Claw Hammer K8 proces sor w ith uPGA Package - 2700+/3000+/3300+/ 3600+/3900+/4200+ - FS B 800MHz Core Logic - VIA K8T800 + VT8235 L2 Cache - 512KB OD System BIOS - Insy de 256 KB Flash EPROM (In clude Sy stem BIOS an d VGA BIOS) - ACPI 2.0; D MI 2.3.1 comp[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 64 Continued to the previ ous table Indictor - 3 LEDs for Pow er/Battery s tatus (on display h ous ing ) - 1 LED fo r Radi o wave status P ower LE D (with sw itch b utton) - 5 LEDs for HDD Access, ODD A ccess , Num lock, Cap lock and Scroll Lock . - 1 LED for Card reader st atus Audio System - Sound Blaster[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 65 Continued to the previ ous table Agency - FCC, CE , UL, T UV, CB, BSMI Architecture - Support PC 2001 Specif ication , Desig ned f or Window s XP(driver ready for 98 ,ME, and 2000) Options - 128/256/ 512MB DDR SDRA M, AC Adapter w /o Pow er Cord, Notebook Car ry Bag[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 66 2. System View and Disassembly 2.1 S yste m Vi ew 2.1.1 Front View 2.1.2 Left-side View Hold Switch Volume Control Audio Output Microphone Input 1394 port Card Reader Slot IR Module Top Cover La tch 1 2 3 4 5 6 PCMCIA Card Socket CD/DVD-ROM Drive RJ-11 Connector RJ-45 Connector USB Port*2 1 2 3 4 5 ?[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 67 2.1.3 Right-side View 2.1.4 Rear View USB Port*2 VGA Port S-Video Output Conne ctor Parallel Port Power Connector 1 2 3 4 Kensington Lock Ventilation Openings Battery pack 1 2 3       5[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 68 2.1.5 Bottom View CPU Cover Hard Disk Drive Cover Stereo Speaker Touch Pad Power Button Keyboard Device Indicators LCD Screen 1 2 1 2 3 4 5 6          2.1.6 Top View[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 69 2.2 Syste m Disassem bly The section discusses at length each major component f or disassembl y /reassembl y and show corresponding illustrations. Use the chart below to determine the disassembly sequence for re moving components f rom the notebook. NOTE: 1. Before you start to instal l/replace these mod[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 70 Modular Compone nts LCD Assembly Componen ts Base Unit Componen ts NOTEBOOK 2.2.1 Battery Pack 2.2.2 Keyboard 2.2.3 CPU 2.2.4 HDD Disk Drive 2.2.5 CD/DVD-ROM Drive 2.2.6 DDR SDRAM 2.2.7 LCD Assembly 2.2.8 Inverter Board 2.2.9 LCD Panel 2.2.10 Syste m Board 2.2.11 Modem Car d 2.2.12 Touch P ad[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 71 1. Replace the batter y pack into the compart ment. The batter y pack should be correctl y connected when you hear a clicking sound. 2. Slide the release lever to the “l ock” ( ) p osition. 2.2.1 Battery Pack Disassembly 1. Carefull y put the notebook upside down. 2. Slide and keep the upper release [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 72 1. Remove the batter y pack. (See section 2.2.1 Disassembly) 2. Remove three screws that f astening the ke yboard cover on the botto m of the notebook. (F igure 2-2) 3. Insert a small rod, such as a straightened p aper clip, into the e ject hole near the USB po rts of the notebook. (Figure 2-3) 2.2.2 Key[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 73 4. Open the top cover. Slide out the ke yboard cover. (Figu re 2-4) 5. Remove two screws fa stening the keyboard. (Figu re 2-5) Figu re 2-4 Slide ou t the keyboard cover Figu re 2-4 Remove two s crews[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 74 5. Disconnect the cable f rom system board. (F igure 2-6) Reassembly 1. Reconnect the keyboard cable. 2. Replace the keyboar d and secure with two screws. 3. Replace the keyboar d cover and secure with three screws. 4. Replace the batter y pack. (See section 2.2.1 Reassembl y ) Figu re 2-6 Disconn ect th[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 75 2.2.3 CPU Disassembly Figu re 2-7 Remove four screw s 1. Carefull y put the notebook upside down. 2. Remove the batter y pack. (See section 2.2.1 Disassembly) 3. Remove four screws that f asten the heatsink co mpartment covers. (Figure 2-7) Figu re 2-8 Remove the heatsink compartment cover 4. Remove four[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 76 5. Disconnect the fan’s power co rd to detach t he heatsink from the CPU co mpartment. (Fig ure 2-9) 6. To remove the existi ng CPU, lift t he socket arm up to the ve rtical position. (Figu re 2-10) Figu re 2-10 Remove the C PU Figu re 2-9 Disconn ect the fan’s cord Reassembly 1. Carefull y, align th[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 77 2.2.4 HDD Mod ule Disassembly Figure 2-11 Rem ove HD D compartment cover 1. Carefull y put the notebook upside down. 2. Remove the batter y pack. (See section 2.2.1 Disassembly) 3. Remove one screw fastening the HDD co mpart ment cover. Then sliding i t outward. (Figu re 2-11) Figure 2-12 Rem ove three s[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 78 Figure 2-14 Free the hard disk 5. Unscrew two screws to slide out the hard disk drive fro m the compart ment. (Figure 2-13 ) Reassembly 1. Fit the hard disk dr ive into the h olding and secure with t wo screws. 2. Replace the hard disk drive i nto compartme nt and secure with two screws. 3. Fit the top s[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 79 1. Push the CD/DVD-ROM drive int o the compart ment and secure with three screws. 2. Replace the batter y pack. (Refer to section 2.2.1 reasse mbly) 2.2.5 CD/DVD- ROM Drive Disassembly Disassembly Reassembly 1. Carefull y put the notebook upside down. Re move the batter y pack. (Ref er to section 2.2.1 D[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 80 2.2.6 SO-DIMM Disassembly 1. Carefull y put the notebook upside down. A nd remove the batter y pack and the keyboard. (See sections 2.2. 1and 2.2.2 disassembl y) 2. Pull the retain ing clips outwards (  ) and remove the SO -DIMM (  ). (Fi gur e 2 -16) Fig ure 2-16 Remove t he SO-DIMM Reassembly 1. [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 81 2.2.7 LCD Assembly Disassembly Figure 2-18 Free the antenna Figu re 2-17 Rem ove two screws 1. Carefull y put the notebook upside down. A nd remove the batter y pack and the keyboard. (See sections 2.2. 1and 2.2.2 disassembl y ) 2. Remove two screws on the rear side of notebook. ( Figure 2-17) 3. Open th[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 82 6. Then remove the tw o hinge covers. (F igure 2-19) 7. Remove two screws of the hinges and disco nnect the two LCD wi res from the s y stem board. ( Figure 2-20) Figu re 2-20 Disconnect the tw o LCD wires Figu re 2-19 Remove the hi nge cover[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 83 8. Carefull y put the notebook upside down,re move two screws of the hinges,Now you can separate the LCD assembl y from the base unit. ( Figure 2-21 ) 1. Attach the LCD assembl y to the base unit and secure with fou r screws of the hinges. 2. Reconnect the LCD wires to the s ystem board.. 3. Fit two hing[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 84 2.2.8 Inverter B oard Disassembly Figu re 2-22 Unscrew four screws Figu re 2-23 Disconnect one cable 1. Carefull y put the notebook upside down. A nd remove the batter y pack and the keyboard. (See sections 2.2. 1and 2.2.2 disassembl y ) 2. Remove the LCD Assembl y. (See section 2.2.7 Disassembly) 3. Rem[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 85 Reassembly 1. Fit the inverter b oard back into p lace and secure with two screws, and reconnect the wire to the inve rter board. . 2. Fit the LCD top cov er back into the housin g and secure with four screws and four rubber pads 3. Replace the LCD Assembly. (See section 2. 2.7 Reassembly) 4. Replace the[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 86 2.2.9 LCD Panel Disassembly Figu re 2-25 Unscrew eight s crews 1. Carefull y put the notebook upside down. 2. Remove the batter y pack. (See section 2.2.1 Disassembly) 3. Remove the LCD Assembl y. (See section 2.2.7 Disassembly) 4. Disconnect one wire f rom inverter b oard and remove two screws f astenin[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 87 Reassembly 1. Attach the LCD panel holding to panel and secure with eight screws. 2. Fit the LCD panel in to place and secure with eight screws. 3. Replace the inverter board. ( See section 2.2. 8 Reassembly) 4. Replace the LCD assembl y. (See section 2.2.7 Reassembly) 5. Replace the batter y pack. (See [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 88 2.2.10 System B oard Disassembly 1. Carefull y put the notebook upside down. 2. Remove the batter y pack. (See section 2.2.1 Disassembly) 3. Remove the keyboar d, CPU, hard disk drive , CD/DVD-ROM drive, DDR-SDRAM and LCD Assembly. (See the previous sections Disassembl y) 4. Remove nine screws on the bot[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 89 6. Disconnect the touch pad’s cable. T hen lift up the system top cover. (F igure 2-28) Figu re 2-28 Rem ove the top cover 7. To remove the modem card, re move two screws and disconnect the wire. ( Figure 2-29) Fi gu r e 2 -2 9 Re mo ve t he mo d e m c a rd[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 90 8. Unscrew one screw and disconnect fan’s co rd. (Figu re 2-30) 9. Remove four hex nu ts beside the VGA port . Now you can lift up s y stem board f rom housing. (Figure 2-31 ) Figur e 2-31 Remo ve fo ur he x nuts Figu re 2-30 Unscrew one screw and disc onnect one cord[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 91 Reassembly 1. Fit the system board back into housing and secure with o ne screw and f our hex nuts. 2. Reconnect the fan’s cord. 3. Reconnect the modem ca rd’s wire. Fit the modem card and secure with two screws. 4. Fit the top cover. Re connect the touch pad’ s cable to system board. 5. Reconnect [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 92 2.2.11 Modem Card Disassembly Reassembly 1. Reconnect the cord. Then f it the mode m card and secure with two s crews. 2. Reassemble the notebook. (See the p revious sections Reassembly) 1. Carefull y put the notebook upside down. 2. Remove the batter y pack. (See section 2.2.1 Disassembly) 3. Remove the[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 93 2.2.12 Touch Pad Disassembly 1. Carefull y put the notebook upside down. 2. Remove the batter y pack. (See section 2.2.1 Disassembly) 3. Remove the keyboar d, CPU, hard disk drive , CD/DVD-ROM drive, DDR-SDRAM and LCD Assembly. (See the previous sections Disassembl y) 4. Remove the system top cover. (See[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 94 Reassembly 1. Fit the touch pad pan el and click holder 2. Then fit the touch pad bracket and secure with two screws. 3. Reassemble the notebook. (See the p revious sections Reassembly)[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 95 J6 3.1 Main B oar d (Si de A ) – 1 3. Definition & Location of Connecto rs / Switches J2,J3 : LCD Connector J4 : Right In ternal Speaker Connec tor J5 : Left Internal Speaker C onnector J6-7 : DDR SO-DIMM Module Socket J8 : Inte rnal Keyboard Connecto r J9 : Mi ni P CI So cket J10 : Touch -pad Conn[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 96 3.1 Main B oar d (Si de A ) – 2 3. Definition & Location of Connecto rs/ Switches ------ C ontinue d to previ ous p age ------ J16 : IEEE1394 Connector J17 : Externa l Audio O utput J18 : External Microph one Input J19 : MDC Jump Wi re Connecto r VR1 : Volume Controller J16 J17 J18 J19 VR1[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 97 3.1 Main B oar d (Si de B ) 3. Definition & Location of Connecto rs/ Switches PJ501 : AC Power Jack PJ502 : Bat tery Connector J501 : S -Video Connector J502 : Paralle l Port Connector J503 : CRT Connector J521-524 : USB Ports Connector J527 : RJ45/RJ11 Connec tor J528 : FAN Connector J529 : HDD Conn[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 98 4.1 Main B oar d (Si de A ) 4. Definition & Location of Major Components U9 : ICS950403 Clock Generator U12 : VT6103 LAN Cont roll er U16 : VGA Control Chip ATI M 10 U18,U29,U30 : On Board External VRAM U20 : South Bridge VT8235 U23 : Flash R OM (BIO S) U9 U12 U16 U18 U29 U30 U20 U23[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 99 4.1 Main B oar d (Si de B ) 4. Definition & Location of Major Components U503 : CPU Socket U506 : North Bridge VT8385 U509 : PC87393 Super I /O Control ler U511 : H8/ F3437 Mi cro Control ler U514 : ENE CP710 PCMCIA &Reader Controller U516 : VT6307L IEEE1394 Controller U517 :TPA0202 Audio Ampli f[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 100 DDR SDRAM M emory Interface Signa l Name T y pe Descri ption MEMCLK_ H/L[7] O-I OD Differenti al DDR SDRAM clock to th e top of DIMM 0 for unbuffe re d DI MMs. 1 MEMCLK_ H/L[6] O-I OD Differenti al DDR SDRAM clock to th e top of DIMM 0 for unbuffe re d DI MMs. 1 MEMCLK_ H/L[5] O-I OD Differenti al DDR S[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 101 Miscella neous Signa l Name T y pe Descriptio n RESET_L I-IO S S ys t em R es e t PWROK I -I OS Indicate s that voltag es and cl ocks have re ached spe cified oper ation VID[4:0] O-I OS Vol tage I D to the regul ator THERMD A A Anode (+) of t he therma l diod e THERMD C A Cathode (–) o f the the rmal [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 102 “Hyper Trans port” transm it Interface Signa l Name T ype I/O Descri ption TCAD 15/TCAD 15# E20,D21 O T ransmit Dif ferential Contr ol/A ddress/D ata Pair 15 TCAD 14/TCAD 14# D19,C19 O T ransmit Dif fe rential Contro l/A ddress/Data P air 14 TCAD 13/TCAD 13# E18,E19 O T ransmit D if fer ential Contr[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 103 “Hyper Trans port” Control HTRST# B11 O Hyper T ranspor t Res et.Co nnect to RE SET # pin of K 8 CPU.2.5V swing .Activ e w hen the RESET # input is active HTSTP# A12 I Hyper T ranspor t S top. Conne ct to South Bridg e DP SL P# pin V-Link Interface Signa l Name T ype I/O Descri ption V AD7 , V AD6 V[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 104 AGP Bus Interfa ce (Continued) Signal Name T ype I/O Description GIRDY (GIRDY# for 4x ) AC10 I O Initiator Re ady. (inte rpreted as activ e l ow fo r PCI / AG P2x/4x And hi gh for AG P 8x). For AG P write cycles, the asserti on of this pin indicates that the master is ready to provide all wr ite data fo[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 105 5.2 K8T8 00M(VT838 5) Nort h Bridge-4 Clock, Reset, Pow er Control and T est Signal Name T ype I/ O Descri ption GCLK A11 I AGP Cloc k . 66 MHz cl ock fo r AG P l ogi c. RESET# A D25 I Rese t. I nput fro m the south Bridg e chip. 3.3V tole rant input. When asserte d, this signal resets the chip and sets[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 106 V-Link Interface Signal N ame Pin # I/O Signal D escrip tion VAD[15:0 ] K22, J22,G24,H2 2, G22 , G23 ,F2 3, D2 5 , K26,K 24,E24,E26, J25,J26,F 26,F 25 I O Addres s /Data Bus. Bits 0-7 are impl eme nted and bits 8-15 are reserved for future u se. VAD[6:0]a re used to send s trap info rmatio n o he chipse[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 107 CPU Interface Signal Name Pin # I/O Signa l Descri ption A20M# T25 OD A20 Mask. Co nnect to A 20 mask input of he CPU to co ntrol addres s bi -20 ge ner ation. L ogical combination o f the A20G ATE input (from int ernal or external keyboard c ontroller) an d Port 9 2 bit -1 (Fast_ A20). FERR# U 26 I Num[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 108 PCI Bu s Interfa ce Signal N ame P in # I/O Signal Descrip tion AD [31:0] s ee pin list) I O Addre ss /Data Bus. Multipl ex ed addre ss and data. T he addr ess is drive n with F RAME# asse rtion and data is dr ive n or r eceiv ed in fol low ing cycle s. CBE[3: 0]# L 1,A 4, D1,F4 I O Command /By te Enabl[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 109 Universal Serial Bus 2.0 Interface Signa l Name Pin # I/ O Signa l Descri ption USBP0+ A21 I O USB 2.0 Port 0 D ata + USBP0 – B21 I O USB 2.0 Po rt 0 Data – USBP1+ E21 IO USB 2.0 Por t 1 Data + USBP1 – D21 I O USB 2.0 Po rt 1 Data – USBP2+ A19 I O USB 2.0 Port 2 D ata + USBP2 – B19 I O USB 2.0[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 110 UltraDMA-133 /100 /66 /33 E nhanced I DE In terface Signal N ame P in # I/O Signal Descrip tion PDRDY / PDDMARDY / PDST ROBE Y26 I EID E Mode: Prim ary I/ O Chan nel Re ady. De vice read indicato r Ultr aDMA Mode : Prim ary Device D MA R eady .Output f low control. The devi ce may ass ert D DMA RDY o pa[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 111 General Purpose Inputs Signal N ame Pin # I/O Signal D escript ion GPI0 (VBAT) AE3 I General Pur pose Input 0 .Status on PMI O Rx20[0] GPI1 (VSUS33) AC3 I General Pur pose Input 1 .Status on PMI O Rx20[1] GP I2 / E XT SM I# (VSUS33) AA1 I General Pur pose Input 2 .Status on PMI O Rx20[4] GP I3 / R ING #[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 112 Power M anagem ent and Event Detection Signal N am e Pin # I/O Signal Descript ion PW RBTN# A D2 I Power Butt on. Use d by the Po we r Managem ent subsy stem to monitor an exte rnal sys tem o n/of f but on or sw itch. Inter nal lo gic po we re d by V SUS 33. SLPBTN#/GPI O21 /ACSDIN3 /PCS1# V1 I Sl eep B[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 113 AC97 Audio /Modem I nterface Signal Name Pin # I /O Signal Descriptio n ACRS T# R3 O AC97 Rese t. ACBT CK T3 I AC97 Bit Clo ck. ACSYNC T1 O AC97 Sync. ACSDO U1 O AC97 Serial Da ta Out . ACSDI N0 (VSUS33) T2 I AC97 Seria l Data In 0. ACSDI N1 (VSUS33) U3 I AC9 7 Serial Data In 1. ACS DI N2 /GPI O20 /P CS[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 114 System Manage m ent Bus (SM B)Interface ( I 2 CBus) Signal Name Pin # I/O Signal De scriptio n SMBCK 1 AB3 I O SMB /I 2 C Channel 1 Clo ck. SMBCK2 /GP I 27/GPO27 AE1 IO S MB /I 2 C Channel 2 Cl ock.Rx 95[2]=0 SMBDT1 AC2 I O SMB /I 2 C Channel 1 Data. SMBDT2 /GP I 26/GPO26 AD1 IO SM B /I 3 C Channel 2 D [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 115 MINI_P CI HDD CD-ROM U20 VT8235 6. System Block Diagram U9 CLOCK GEN ICS950403 LPC IDE LAN AC’97 PCI U506 VT8385 AGP V - LINK HyperTransport U23 SYS BIOS DDR SDRAM Memory Bus 20 0/266/3 33MHz U518 AC97 CODEC AL C202 DDR DIM M USB2.0 MDC MOD E M RJ11 CRT PANNEL U503 AMD - K 8 DDR HyperTransport U16 ATI[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 116 7. Maintena nce Diagnostics 7.1 I ntro ducti on Each time the compute r is turned on, t he system bios runs a series of internal checks on the hardware. This po wer- on self test (post) allow s the computer to detec t problems as earl y as the power-on stage. Error messages of post can alert you to the [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 117 7.2 Error Codes Following is a list o f error codes in seque nt display on t he PIO debug b oard. Test 8237A page re gisters 1Fh Initialize monochrome adapter 1Eh Initialize c olor a dapter 1Dh Initialize video (6845Regs) 1Ch Initialize video adapter(s) 1Bh Reset PI C’s 1Ah Check sum th e ROM 19h Disp[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 118 7.2 Error Codes Following is a list o f error codes in seque nt display on t he PIO debug b oard. Special init of COMM and LPT ports 3Fh Update NUM L OCK status 3Eh Search and init th e mouse 3Dh Initialize the har dware vectors 3Ch Test for RTC tickin g 3Bh Test if 18.2Hz periodi c working 3Ah Setup ca[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 119 7.3 De bug To ol 7.3.1 Diagnostic Tool for Mini PCI Slot : P/N:411906900001 Description: PWA; PWA-MPDOG/MINI PCI DOGKI LLER CARD Note: Order it f rom MIC/TS SC[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 120 7.3.2 Diagnostic Tool for PIO Port : P/N:411904800001 Description: PWA; PWA-378Port Debug BD Note: Order it f rom MIC/TS SC[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 121 8. Trouble Shooting 8.1 No Po wer 8.3 No Display 8.2 Battery Can not Be Charged 8.4 AGP Controll er Failure LCD No Display 8.5 External Monitor No Display 8.6 Memory Test Error 8.7 Keyboard and Touch Pad Test Error 8.9 CD-ROM Dr iver Tes t Error 8.10 USB Port Test Error 8.11 PC Card Socket Test Error 8.[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 122 8.1 N o Pow er When the pow er button is pressed, nothing happens, no fa n activity is heard and pow er indicator is not light up . ADINP PD1 D_VM AIN PL 1 PL 2 PL 3 PF1 VCC_CORE P32 P30 P31 P30 PD3 +VMAIN_2951 F503 U508 H8_AVREF1 VDD5 P30 Q32 P26 P26 PU502 PU505 PU507 PU508 +2.5VS_ P +1.25VS_P + 1.25VT[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 123 PGUP +3VS U529 +3V U8 VSUSNB P5 L 528 +3VS_USB P12 U4 +2.5VS P12 L6 0 +3VS_LAN P19 L7 1 L7 5 +PHYV DD +P HYAV DD P18 P18 P26 PU8 +1.2VLDTA U15 +1.5VAGP P27 P26 PU503 +1.8V_ P P25 +1.8 V JL523 P2 3 L 513 VDD_CORE1.8 L 515 VDD_PLL1.8 P8 L 518 VDD_PNLIO1.8 P8 L6 1 VDD_PNLPLL1.8 P8 L6 3 L4 P8 P8 P8 A2VDDQ_1[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 124 When the p ower button is pressed, n o thing h appens ,p ower indicator does n ot light up. +VMAIN_2951 8 2 7 6 1 VDD5_SW From H8 VDD5_SW# To H8 Q513 DTC144WK D24 RLZ5 .6B C322 10U Q32 SI2301DS H8_AV REF1 VDD5 C314 4.7U R220 100K Q517 SI2301DS +5VS F5 03 FUSE_1206 LP2951-02BM U508 2 1 3 D/VMAIN Power In[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 125 Whe re Fro m Pow er So urce Problem(First u se AC to pow er it) Check foll owing parts and s ignals : PARTS: SI GNAL : Board-level Troublesh ooting Repla ce Motherboard No power Connect AC adaptor or battery Replace the faulty AC adaptor , or Batter y . Power OK? No Yes No No Try another kn own good bat[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 126 Sy mpto m: When the b attery is installed b ut the b attery status indicate LED display abn o rm al. 8.2 Ba tter y Can no t Be Ch arged PL508 33UH VDD5 ADINP BATT To P28 PL 10 PR33 23.2K PR36 10K PR32 787K PR551 23.2K 80 44 42 38 CHARGING_RP I_CTR LI_OVP PD13 PF3 1A + + - 1.25V 2IN+ PR40 22.1K PC77 0.1U[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 127 Batt ery c an not Charge Board-level Troublesh ooting Connect AC adaptor. Yes No Yes BATT BAT _ C BAT _ D CHA RGI NG LI_OVP ADIN P L EARNI NG I_ C TR BAT _ T BAT _ V Is the Notebook con nected to power (AC adaptor)? 1. Make sure that the battery is good. 2. Make sure that the battery is in stalled prope[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 128 8.3 No D ispl ay ******System Clock Check ****** 26 25 U506 NB VT 8385 37 R88 15 R92 22 U20 SB VT 8235 R73 22 R78 22 CPUCK+ GCLK_NB PCI_SB_C LK USB_CLK PCI_CARD_CLK 180 U514 CB71 0 U9 Clock Generat or ICS950 403 R86 15 36 CPUCK- P 5 P 12~14 P 16 R89 22 P 6 R91 22 SMB_ CLK1 SMB_DATA1 MINI_PCI_CLK MINI-PC[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 129 U506 North Bridge VT 8385 U513 MAX809 8.3 No D ispl ay (S ystem Fail ure) ******Reset Circuit Checking(1) ****** SW2 R522 1K C742 1U SB_PWRBTN# U503 AMD-K8 U20 South Br idge VT 8235 PWRBTN # 3 4 P 3 P 12~14 U511 Embe ded Controller H8/F 3437 P 23 +3VS R168 10K Q15 DTC144WK 1 3 2 SB_PWRBTN 7 91 +3VS R721[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 130 ******Reset Circuit Checking(2) ****** 8.3 No D ispl ay (S ystem Fail ure) +3V +5V R827 10K Q534 DTC144TKA 14 7 3 4 +3V U510B 74AHC14_V PCIRS T# D27 BAW5 6 R282 4.7K HDD_RST# CDROM_RST# P 15 J529 HDD CONNECTOR J530 CDROM CONNECTOR 1 5 +3V 9 8 14 7 U510D 74AHC14_V P 12 X5 32.768KHZ C735 10P C729 10P RTC_[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 131 8.3 No D ispl ay (S ystem Fail ure) Replace LCD. Board-lev el Trouble shoo ting Yes NO LCD module OK? Make sur e that CPU m odule, D IMM memo r y ar e inst al led Properly . Displa y OK? Yes No Correct it . Replace Mot herbo ard 1.Try anothe r known good CPU module, DI MM module a nd BIOS. 2.Remove all [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 132 8.4 AGP Controller Failure LCD No Displ ay Sy mpto m: There is no disp lay on LCD alth ough power-on- self-test is p assed. J2 P 11 TXCLK+ TXCLK- TXOUT[0:3]+ TXOUT[0:3]- TX2OUT [0:3]+ TX2OUT [0:3] - TX2CLK+ TX2CLK- 5,6,7,8 11 13 10 12 17,23,29,35 19,25,31,37 16,22,28,34 18,24,30,36 R503 1M +PANEL_ VDD L[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 133 Connect the I/O dev ice & cab le to the M/B one at a tim e to find out which part is caus ing the problem . 1. Confirm LCD panel or m onitor is good and check the cab le are connec ted prope rly . 2. Try ano ther known g ood moni tor or LCD module. Replace fa ulty LCD or monito r. Check i f MB: U506[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 134 8.5 Ex ternal Monitor No D ispl ay Sy mpto m: The CRT monito r shows no thing or abnormal co lor, but it is OK fo r LCD. P 5 AGP_AD[0:31] U506 North Bridge VT 8385 P 5 U16 ATI M10 P 7 AGP_SBA[0:7] AGP_CBE[0:3] AGP_ST [0:2 ] AGP_RESET# AGP_REQ# AGP_GNT# AGP_PAR AGP_STOP# AGP_DEVSEL# AGP_TRDY# AGP_IRDY# A[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 135 Connect the I/O dev ice & cab le to the M/B one at a tim e to find out which part is caus ing the problem . Rem ove all t he I /O device & cable from mothe rboard exc ept monit or. 1. Confirm m onitor is good and check the cab le a re connec ted proper ly. 2. Try ano ther known g ood moni tor. D[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 136 8.6 Mem ory Test Error Symptom: T he extend DDR RAM is failur e or system hangs up. MEMAD D _A[ 0 . . 13 ] DDR_CASA# DDR_BA A[ 0 , 1 ] DDR_RASA# DDR_WEA# +2.5VS_DIMM J6 DIMM0 CPU_MD [ 0 : 63 ] CPU_DQM [ 0 . . 7 ] DDR_ DQS [ 0 . . 7 ] DDR _CLK [0, 5,7] SMBDATA_ DDR +1.2 5VSR EF_ME M SMBCLK 1 SMBDATA1 25 [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 137 Replace Mot herbo ard If y our syst em hos t bus c lock running at 800MHZ then m ake su re th at DI MM modu le meet requ ire of PC- 2100/2700/ 3200. Replace th e faulty DDR module. 1.If y our sys tem in stal led with expansion DIMM m odule then ch eck them for p roper installati on. 2.Make sure th at yo[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 138 8.7 Ke yboar d (K/ B) Touch -Pad (T/ P) Tes t Error Sy mpto m: Error message o f k eyboard or t ouch-pad fai lure is sho wn or an y k ey does not work . ISA_IOW # ISA_IOR # ISA_IRQ 1 ISA_IRQ 12 SD [0:7] U19 74CBTD 3384 ROMCS# U511 Key Board Controller H8/F 3437 KI [0:7 ] KO [0 :15] KBD_CS0 J8 R640 0 Tou[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 139 Correct it . Try ano ther known g ood Keyboard or Touch-pad. Keyboard or Touch-Pad Test Error Tes t Ok? Replace th e faulty Keyboard o r Touch-Pad Yes No Check U511, J8, J10 for co ld So lder? One of th e fol lowing par ts or sig nals on t he mot herboard may be d ef ective, use an oscillosc ope to chec[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 140 8.8 Hard Disk Driver Test Error Sy mpto m: Either an error m essage is shown, or the drive m otor spins n on-stop, while reading d ata from or writing data to hard-d isk. RP29 RP28 RP5 RP535 22*4 RP30 22* 4 3 4 6 5 J529 23 31 29 21 37 38 35 25 33 27 39 U20 South Br idge VT 8235 P 13 +5V C664 1U C668 10U[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 141 Board-lev el Trouble shoo ting Hard Dri ver Test Error One of th e fol lowing par ts or sign als on t he mot herboard m ay be d efecti ve, use an os cillosco pe to check t he sign als or r eplace the pa rts one at a t ime a nd t est af ter ea ch rep lacem ent. Yes No PARTS: SIGNALS: Re-boot OK? Replace [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 142 RP534 RP537 RP544 RP543 22* 4 RP13 22* 4 1 2 8 7 J530 36 31 34 35 29 24 25 28 22 27 37 U20 South Br idge VT 8235 P 13 +5V C654 10U C659 1U CDROM_LED# 9 J15 P 15 +5V_CD IDE_D_SDCS3# IDE_D_SDA1 CDROM_SDCS3# CDROM_SDA1 CDR OM_SD D[ 0 , 15 ] IDE_D_SDD[ 0 , 15 ] IDE_D_SDA2 IDE_D_SDCS1# CDROM_SDCS1# CDROM_SDA[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 143 Board-lev el Trouble shoo ting CD-ROM Driver Test Error One of th e fol lowing par ts or sign als on t he mot herboard m ay be d efecti ve, use an os cillosco pe to check t he sign als or r eplace the pa rts one at a t ime a nd t est af ter ea ch rep lacem ent. Yes No PARTS: SIGNALS: Re-boot OK? Replace[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 144 8.10 USB Test Error (1) Sympt om: An error occurs when a USB I/O device is inst alled. U20 South Br idge VT 8235 +5VS J522 U3 3 4 1 5 C33 0.01U P 12 C1 1000P R8 470K R11 560K L501 120Z/100M L28 90Z/100M L25 90Z/100M L1 120Z/100M USB_OC0# USBP0_P USBP0_N USBP1_P USBP1_N J521 USB Connector USB Connector P[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 145 8.10 USB Test Error (2) Sympt om: An error occurs when a USB I/O device is inst alled. U20 South Br idge VT 8235 +5VS J524 U501 3 4 1 5 C504 0.01U P 12 C45 1000P R10 470K R12 560K L504 120Z/100M L44 90Z/100M L38 90Z/100M L503 120Z/100M USB_OC2# USBP2_P USBP2_N USBP3_P USBP3_N J523 USB Connector USB Conn[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 146 Correct it Correct it USB Test Error Check i f the US B devic e is in stalled properly . (Including charg e boa rd.) Re-test OK? No Yes No Yes Check the follow ing pa rts f or co ld so lder or on e of the fo llowing parts on the MB and Cha rge BD m ay be defectiv e, use an oscill osc ope t o ch eck t he[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 147 R365 0 8.11 PC -Card Socket Fail ure U20 South Br idge VT 8235 PCI_ AD [0:31] C/BE# [0:3] PCIINTB# PCIINTC# PCICARDBUS_REQ0# PCICARD BUS_GNT0# PCI_CLKRUN# SUSB# CAD [0:31] CAD9 CAD12 CCBE# [0:3 ] CREQ# CFRAME# CIRDY# CTRDY# CDEVSEL# CSTOP# CRST# CPAR CPERR# CSERR# CGNT# VCC5_EN# VCC3_EN# VPPD0 VPPD1 +CA[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 148 Cha nge t he fault y part then end. Correct it 1. Check if the PC CARD device is insta lled p rope rly. 2. Confirm PC card drive r is insta lled ok. PC Card Test Error Tes t OK? Re-test OK? Yes No Yes No Check the follow ing pa rts f or co ld so lder or on e of the fo llowing parts on the moth er-boar d[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 149 SD_CMD SD_DATA[0,3] SM_LVD SD_CD# SD_WP# SD_CLK SM_WP# SM_WE# SM_ALE SM_RE# SM_CLE SM_SD[0,7] SM_CE# SM_WPD# MS_BS MS_INS# MS_SDIO MS_SCLK SM CARD SD CARD 7 2 3 6 20 21 25 26 28 27 22 24 31 32 34 36 J13 102 93 100 92 128 130 131 133 134 135 136 139 84 85 87 88 R706 10 C727 10P R56 10 C353 1U P 17 Sympto[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 150 Cha nge t he fault y part then end. Correct it 1. Check if the m emory C ARD device is insta lled p rope rly. 2. Confirm m emory card dr iver is in stal led ok. Memory C ard Test Erro r Tes t OK? Re-test OK? Yes No Yes No Check the follow ing pa rts f or co ld so lder or on e of the fo llowing parts on [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 151 8.13 IEEE1394 Test Erro r U20 South Br idge VT 8235 P 12 PCI_AD[0,31] PCI_C/BE[0,3]# PCI_1394CLK 93 From page 6 PCI1394_GNT#3 PCI1394_REQ#3 95 96 +3VS +PHYVDD L75 120Z/100M C385 2.2U 39,49 +PHYAVDD C372 0.1U L71 120Z/100M +3VS C374 2.2U 65,75,89, 62,76,90 C802 10P +3V 8,20,33,35,102 113,114,125 24.576 M[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 152 Correct it . 1394 Test Error 1.Check if t he driver i s install ed properl y 2.Check if the device connect with the 1394IEEE properl y Yes No Tes t OK? NO Change anothe r good dev ice Re-test OK? Board-lev el Trouble shoo ting Replace Mot herbo ard or I/O Boa rd Check the follow ing pa rts f or co ld so[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 153 C112 1000P 8.14 L AN Tes t Error Symptom: An error occurs w hen LAN device is installed. RP527 22*4 RP19 33*4 LAN_DADAIO LAN_MRXD0 LAN_MRXD1 LAN_MRXD2 LAN_MRXD3 LAN_MTXD0 LAN_MTXD1 LAN_MTXD2 LAN_MRXDV LAN_MRXER LAN_MRXC LAN_MRXD3 LAN_MTXC LAN_DCLK LAN_COL LAN_CRS LAN_MRXD0_2 LAN_MRXD1 _2 LAN_MRXD2 _2 LA[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 154 Correct it . LAN Test Error 1.Check if t he driver i s install ed properl y 2.Check if the connect with the LAN properl y Yes No Tes t OK? Correct it. NO Check if BIOS setu p is ok. Re-test OK? Board-lev el Trouble shoo ting Replace Mot herbo ard or I/O board Check the follow ing pa rts f or co ld so ld[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 155 C782 0.1U 8.15 Aud io Fa ilure AC97_RST# AC97_SDOUT AC97_SDIN0 AC97_SYNC AC97_BITCLK R741 33K R738 33K CDROM_L CDROM_R CDROM_GND CDROM_LEFT CDROM_RIGHT CD_COMM C786 0.1U +3V VA C817 4.7U C825 0.1U C793 0.1U L526 600Z/100M SB_SPKR R321 10K R325 10K VA R327 33K R326 10K U32 MIC 1 + - L85 120Z/100M J18 Ext[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 156 C370 100U C365 100U R314 22 J17 Head Ph one R748 15K +AMP_5V J5 L Internal Speaker L508 L536 R312 1K R313 1K 3 10 1 2 1 L81 3 5 4 U517 Sy mpto m: No sound from speak er after aud io driver is installe d. 16 14 22 15 L505 L506 P 21 ROUT+ ROUT- 1 2 Output Of A udio Subs ystem L509 AMPLIFIER TPA020 2 +5VS [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 157 Board-lev el Trouble shoo ting Correct it . 1. Check i f speak er cables ar e connec ted prope rly . 2. Make sure al l the driv ers are ins talled prope rly . Tes t OK? Audio Drive Failure 1.Try ano ther known g ood speak er, CD-ROM. 2. Exchange ano ther known g ood charger boa rd. Re-test OK? Replace M[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 158 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 4226754000 21 AC A DPT AS S Y ; 19V ,7.9A ,S P I,150W,S 3614000030 30 AD HE S IV E; AB S + P C P A C K ,G 4 85,C EMI DA 3614000030 05 A DH E S IV E; HE AT ,T R A NS F ER ,H T A -48(W) 5416675400 19 A K; 19-U N ,B OX ,8355 5416675400 31 AK ;8355, U T ILI[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 159 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 2720211065 01 C AP; 10U , 10V ,20% ,1210, X 7R ,S MT P C 32,PC 42,P C 563 2720111067 01 C AP; 10U , 10V ,+ 80-20 % ,1206, Y 5V ,S C 279,C 303,C 307,C 308,C 322,C 32 4 2720111064 07 C A P ;10U ,10V ,+ / -10% ,1206,X 5R ,S MT , P C 102,P C 48,P C 50,P C 5[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 160 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 2720755603 01 C AP; 56P , 50V ,5% , 0603,N P O,S MT P C 522 2720300503 01 C A P ;5P,3K V ,5% ,1808,N P O, S MT ,onl y 2720300503 02 C A P ;5P,3K V ,5% ,1808,N P O, S MT ,onl y C 17 2720750603 01 C AP; 6.8P,50V ,+ -0.5P F ,0603,NPO, S C 100,C 101,C 106,C[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 161 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 3318400050 13 C ON ; S T ER EO J A C K, 5P ,R /A ,28M F 60-07 J 18 3310000040 29 C O N; US B ,M A ,R /A ,4P* 1,2551A -04G 5T - J 521,J 522,J 523,J 524 3466754000 29 C ON DU C T IV E T APE; DC I N ,M B ,8355 3466754000 28 C ON DU C T IV E T APE; KB ,8355[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 162 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 3446723000 25 D UM MY C AR D; P C MC IA ,M A NG US T A 5234086100 80 D V D C OM B O DR IV E; 8X24X 10X24X ,S B W- 2726021075 01 EC ; 100U, 16V ,M, 6.3*5.5, - 55+ 85'C ,S C 365,C 3 70, C 383 3122710063 58 EC ; 100U, 25V ,R A ,M, D 6.3*7,S G X, S AN [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 163 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 4516754001 11 H DD ME KI T ; 8355 3406754000 25 H EA T S IN K AS S Y; C P U, AM D K 8 D T M,M P T 3406754000 24 H EA T S IN K AS S Y; C P U, AM D K 8 D T M,U N P 3436754000 03 H EA T S IN K ; NO R T H B R ID G E, MPT ,8355 3406754000 06 H ING E; L, 15&q[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 164 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 2845000860 01 IC ; LM 86,T EM P ER AT U R E MT R ,S O 8 U5 2861003930 04 IC ; LM V 393,D U A L C OM P AR T OR ,S S OP,8P P U 10 2863029510 15 IC ; LP2951AC M,V OL T AG E R EG U LAT O R ,S U508 2863037280 01 IC ; LT C 3728L,PWM C T R L,L T C ,5X 5QF N , [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 165 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 2426000003 85 LA B EL ;27*10,L AN ID B A R C O DE 2426000003 78 LA B EL ;27*7M M, H I-T EM P 260'C 2426683000 28 LA B EL ;32*7M M, POLY ES T ER F ILM ,H O P E 6242000101 40 LA B EL; 5*20,B LA NK ,C OM MO N 6242000101 40 LA B EL; 5*20,B LA NK ,C OM [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 166 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 2226688200 03 P E B U B B LE B A G ; 160X270M M, AN T I-S T A 2225032200 01 P E B U B B LE B A G ; B A T T ER Y ,G R A MPUS 2300000000 03 PEN; O IL,B LU E, P R C 4116754000 08 P WA,PWA- 8355 B OA R D , S AN Y O ,WO _G AU 4116754000 09 PW A ﹔ P W A-83 [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 167 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 2710711690 11 R ES ; 16 9 ,1/ 16 W,1% ,0603,S MT R 531 2710711743 11 R ES ; 17 4K ,1/ 16 W,1% ,0603,S MT P R 44 2710611021 05 R ES ; 1K , 1/16W,1% , 0402,S MT R 154,R 156,R 198,R 199,R 214,R 21 7 2710711021 02 R ES ; 1K , 1/16W,1% , 0603,S MT R 14 27107[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 168 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 2710714028 11 R ES ; 40 .2 , 1 / 16W , 1% ,0603,S MT R 794 2710714333 01 R ES ; 43 K ,1/ 16W ,5% ,0603,S MT R 246,R 247,R 249,R 250,R 252,R 25 4 2710714428 12 R ES ; 44 .2, 1/ 16W ,1% ,0603,S MT R 52,R 55 2710714703 01 R ES ; 47 ,1/ 16W,5% ,0603,S MT R [...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 169 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 2716112203 01 R P ; 22*4 ,8P ,1/ 16 W,5% , 0612,S MT R P10 ,R P11,R P 13,R P 2 7, R P 28,R P 2 2716112403 02 R P ; 24*4 ,8P ,1/ 16 W,5% , 0612,S MT R P15 ,R P25,R P 26,R P 3 1, R P 32,R P 3 2716113303 01 R P ; 33*4 ,8P ,1/ 16 W,5% , 0612,S MT R P19 2716[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 170 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 2971201010 07 S W;D IP,S P S T ,4P,24V DC ,. 0 25A ,S MT S W 3 2970401050 10 S W ; P US H B UT T O M ,5P , S P S T ,12V / 50MA , S W2 2970402000 01 S W ; P US H B UT T O N ,D P D T , 4P ,12V /50M A S W10 2970401020 02 S W ; P US H B UT T O N ,S P S T ,1[...]

8355 N/B MAINTENANCE 8355 N/B MAINTENANCE 171 Pa r t Num b e r De s cr ip ti o n Loc a tion( S ) 4216754000 04 WIR E AS S Y; LC D ,A U -B 150 P G 01,8355 4216754000 09 WIR E AS S Y; LED B D, T OP,8355 4216754000 10 WIR E AS S Y; MD C ,8355 3321100200 21 WIR E; #20,U L1007,31MM , B LA NK ,P R C 3321100200 42 WIR E; #20,U L1007,70MM , R ED ,P R C 332[...]

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5 5 4 4 3 3 2 2 1 1 D D C C B B A A MODEL : 8355 Revision 01 C o nt ex ts Tit le DIMM-SLOT & Ter m ination CLOCK GENERATOR AND LED INDICATOR VT8235 (3/3) VLINK & LAN CARD READER & MINI PCI VT8235 (2/3) IDE & AC97 IEEE1394(VT6307L) ClawHa mm er_HT & DDR(1/2) ClawHa mm er_Power plane(2/2) HDD/CDROM CONNECTOR K8T800(VT8385) AUDIO C[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A resistor must no more than 1000mil from processor and 5mils trace and 10mil spacing ClawHammer-HT&DDR(1/2) HDT USE E13-RESERVE MEMADDA15 C12-RESERVE MEMADDA14 width:20/8/5/8/20 E14-RESERVE MEMADDB15 D12-RESERVE MEMADDB14 width:20/5/5/5/20 NPO 須用 R 8 CP U 0.5inch 不能離 開 超過 Place these capacitors[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A ClawHammer-Power plane(2/2) Place thease capacitors in uPGA socket cavity Place these capacitors near socket EM I Place thease decoupling capacitors on solder layer of processor SI2304DS 用 Place backside of CPU socket BOT Near CPU in VLDT pour Place HT bypass caps on topside near unconnected Clawhammer HT link [...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A DI MM-SLOT & Ter mination Place between the processor and nearest SO-DIMM, and Net length to the processor should be 500-1000mil Locae close to DIMMs Net lengths tothe SO-DIMM should be 200-500mils DIMM1 DIMM0 Place alternating caps to GND and +2.5VDIMM in a single line along VTT island. Place a cap every 1 i[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A Around NB BOT side The voltage level is:0.625V Decoupling capacitors 100U 用 VSUSNB=2.5V for K8T400M R76=102,R79=100 K8T400M- VT8385 P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 5 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of V AD[0..7] L0_CADOUT_L[0..15][...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A CLOCK GENERATOR(ICS95 0403) 1% 須用 AGP Clock Signal 2. Series resistors less than 1 3. GCLK_NB & SB_VCLK is 4 longer than 66M_AGP AGP Clock Signal 2. Series resistors less than 1 1. 6 : 24 3. PCI_SB_CLK is 3 more than the longest PCI clock 1. 6 : 24 1~8 5~12 5~12 1~12 1~12 1~12 4~15 LED INDICATO R 74 VH C1[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A CONNECT BLON WITH 0 R for M10 R777 100 1.02K LVDS CH1 Bus configuration straps 1.5V, AGP4X, ID=16 AGP MODE R779 1.02K AGP MODE CONNECT BLON WITH DTC144WK and pullup +5V for M9 324 49.9R FOR M10 AGP3.0(8X).35V R794 715 ohm is recommanded for R2SET. LVDS CH2 BLON# FOR M9 FOR M9 40R M10 BLON FOR M10 AGP2.0(4X).75V M[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A CONNECT LVDDR_25 TO 1.8V FOR M9 , TO 2.5V FOR M10 1.8V for M9 , 1.5V for M10 ATI M10-P(2/4) P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 8 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of GND V DD_CORE GND +3V GND A V DD_1.8 GND GND V GA_1.2/1.0 V GA_1.2/1.0 [...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A CONNECT VREFG TO VOLTAGE DIVIDER FOR M10 , TO VGA_1.2/1.0 FOR M9 MEMVMODE=1.8V MEMVMODE1=GND MEMVMODE1=1.8V FOR 2.5V VDDR1 MEMVMODE=GND FOR 1.8V VDDR1(ELPIDA) 1% 1% 1% 1% 1% 1% ATI M10-P(3/4) 10/10/10 P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 9 32 Friday, September 19, 2003 <Core Design> Title Si[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A A TI M 10- P (4 / 4) Y5V Y5V Y5V PCB316675400001/ A SSY411675400001 R01 8355 M /D B/D Custom 10 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of VM DB49 V R A SB# VM D A 47 V QSB2 V DQ MA #0 VM B13 VM DB27 VM D A 30 V WE A# VM D A 52 VM DB31 VM DB12 VM D A 36 VM DB51[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A M o nit o r ID bit 3 S y nc. r e turn LCD C O NNECT OR Proximity to CRT port Proximity to Chipset Blu e v id eo 3 11 4 M o nit o r ID bit 0 13 M o nit o r ID bit 1 T e st (gr o und) 1 N o c o nn e cti o n (m e ch a nic a l k ey) 8 H o riz o nt a l s y nc. 7 V e rtic a l s y nc. St a nd a rd VGA 14 R e d v id eo r[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A VT8235 (1/3)- PCI & USB 30MIL 30MIL GPIO8~11 for input GPIO12~15 for output 30MIL 30MIL Y5V Y5V Y5V Y5V P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 12 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of P CIRST# USB P 5+ USB P 4+ USB P 5- USB P 4- P CIRST# [...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A CLOSE TO CHIP VT8235 (2/3)- IDE & AC97 15MIL 15MIL 1 - Ensable 0 - Disable (Default) 1 - Ensable SDA2 ==> ROMSIP Select SDA1 ==> Extermal loop test mode 0 - Disable (Default) 11 - 800MHz SA[17:16]==>LDT Frequency 10 - 600MHz 01 - 400MHz 00 - 200MHz (Default) 0 - 8-Bit (Default) 1 - Ensable 1 - 16-Bit[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A VT8235 (3/3)- VLINK&LAN Y5V Y5V Y5V Y5V Y5V Y5V Y5V P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 14 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of V AD2 V IDSEL LAN_EECS# SB_C P U_NMI# W SC- V AD5 SB_ V LREF 14M_SB_IOSC V AD0 LAN_EECS# LAN_EEDI LAN_EECK[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A CDROM CONN E C T OR HDD CONN E C T OR new sha pe new sha pe . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . A C E B D F 1 3 2 4 43 44 19 RESET# GND 50 1 2 RESERVE LOUT ROUT K K K 20 FRONT OF PIN FRONT OF PIN Y5V Y5V P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A MF4:OUTPUT/NC MF6:CLKRUN# O NEXT TIME REMOVE MF1: INTC ENE CP2211:286302211002 MF3:OUTPUT/NC MF0: INTB No support ring wake up MF5:CARD_ACT MF2:OUTPUT/NC GPIO5~11:OUTPUT LOW CVS1 CBLOCK# +3V CARD_VCC CTRDY# CCD#2 CARD_VCC CARD_VCC CSTOP# CARD_VCC +3V CAUDIO CVS2 +3V CARD_VCC CARD_VCC CARD_VCC CARD_VCC CINT# Signa[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A On l y suppo r t 3.3V m e mo ry card CARD READER CONNEC TOR When MS card insert pin34 : insertion detect pin30 : power pin32: data pin36: clock pin31: state When SD card insert pin2:SD card detect pin10:SD card power pin4,5,8,9:SD card data pin6 :SD card clock pin7 :SD card command When SM card insert pin11:SM ca[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A default low 10 link test default low 00 normal default low default high pin47: 1 card bus mode , 0 disable 01 phy test ALL Capacator must close to power pin pin52: 1 bus manager, 0 no bus manager I NTC pin46: 1 enable 2-wire i2c eeprom , 0 4-wire i2c eeprom GN T3 mode1 0 1394 11 watch mode REQ3 internal pull down[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A see spec p18 Capacator must close to power pin CLOSE TO PIN (BYPOSC) INTERNAL PULL LOW AC-Link MDC JUMP W I RE CONNECTOR D M C LAN PHY- VT6103 RJ-45/RJ11 close to transformer P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 19 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Da[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A 4700P RT9167 NA ALC202 RT9167 C788 R309 2.2U 2.2K C880 R308 180K R731 470K 470P C758 8.2K AUDIO CODEC(CMI9738) CMI9738 0.01U 4.7U R736 NA Use Crystal 6.8K R834 4.7K Enable external 14.318MHZ clock source NA MIC5205BM 2.2K NA NA NEAR THE GAP BETWEEN ANALOG AND DIGITAL +5VS(JO18) CHECK ALC202A, THE RE ARE SOME PIN [...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A AUDIO AMPLIFIER - TPA0202 DEVICE_DECT# DECT_HP#/OPT REMARK 0 0 1 1 0 1 0 1 HP in OPT in no this condition on device AOUT_R/L Cap x2 - SIZE0805 Y5V Y5V P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 21 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of DECT_H P #/[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A XCNF0 LPC SUPER IO- PC87393 F IR IR Mode Select FIR Mo dule GND _F IR GND _F IR 1 0 INDEX REGIS T ER X MOUNT ED 0 1 1 4 EH 1 0 F UN CTIONALITY R7 24 OPEN NOR MAL M OD E , X RDY DISABLE 1 1 0 1 L A TCH M OD E , G PI O 10-17 , X RD Y E N ABLE 2FH 2EH 1 0 0 NO BIOS 0 XCNF2 L A TCH M OD E , G PI O 10-17 , X RD Y DI S[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A External Pull Up/Down Close to H8-3437F Come From Battery H8 Mode Select Table ensure low status when vdd5 below 1V Close to H8-3437F EMBEDED CONTROLLER- H8/F3437 FAN_SPD0/1# HIGH CHOOSE F AN 1_ SPD LO W CHOOSE FAN0_ SPD ON B OARD FLASH CIRCUIT STR worked at cpu power off and others do not. MODE1 0 Single-Chip mo[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A USB CONN E C T OR BACKLITE CONNECTOR TO INVERT ER OPTION FOR W ITHOUT HT82 K68E P CB 316672210001/ASSY 411672210001 R01 835 5 M/ D B/D C 24 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of USB_OC1# USB_OC3# ENABKL_ V GA ENABKL_ V GA USB_OC5# USB_OC2# USB_OC3# 12 USB [...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A PCI PULL H I GH PULL HIGH AND BIOS GPIO9 GPIO8 SB X -BUS PULL H I GH SB G PI O PULL H I GH GPIO24 GPIO25 GPIO30 GPIO23 GPIO22 GPO6 GPO5 GPIO31 GPI19 GPI2 GPI3 GPI4 GPI6 GPO1 GPI18 GPO4 GPIO10 GPIO11 SYSTE M BIOS Reserve for 4M ROM ISA A ND LPC PULL H I GH A G P PULL H IG H P CB316675400001/ASSY411675400001 R01 83[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A AUX switch to MAIN VDD5 POWER PERPHERIAL RTC BATT ERY +1.5V P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 26 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of OD3 OD5 OD5 V DD5_SW V DD5_S W# OD3 MAIN_ P W ROK MAIN_ P W ROK MAIN_ P W ROK P W R_ON_M9 P W R_ON_M9 [...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A +2 . 5V S &+1 . 25V S &+1. 8V&+1.2V +1. 2V +1. 8V P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 27 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of 1.25DH1 1.25DL1 2.5DL1 REFIN REFIN FBK1 +2.5 V S_P 2.5DH1 2.5 V _DDR_1 1.25 V _DDR_1 FBK1 AGND2.5V A[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A +3V S / + 5VS P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 28 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of D_ V MAIN_ P2 D_ V MAIN_ P2 V OSENSE1 V OSENSE1 V OSENSE2 V OSENSE2 P W R_ON_P 25 P W R_ON_P 25 GND GND D_ V MAIN +5 V S_P +3 V S_P GND GND GND GND [...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A FOR M10 +1.2V&+1.0V FOR M10, PR53=3.16K/4.02K FOR M10, PR52=1.78K/4.02K FOR M10 +2.5V(Backup) P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 29 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of S W _1.5 V /1.25V 7 P W R_ON_M9 26,27 SUSB# 6,13,16,23,26 SUSB# [...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A ADINP_D/D BATTERY CONN ECTOR P C B 316675400001/ ASSY 41167540 0001 R01 8355 M/D B /D Custom 30 32 Friday, S eptember 19, 2003 <Core Design > Title Size Document Number Rev Date: S heet of B2 A3 A2 A D P1 B1 BAT_V 23 A DINP 31 BATT 31 BAT_T 23 A D E N# 23,26 L EA RNING 23 I_LIMIT 23 I_CHG 23,31 I_DI S CHG 2[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A 17.5V LI_OVP=17.3V I_CTR=2V,2A 1V,1A CH ARGER BATT_DEAD=11V P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 31 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of 2IN+ L3 REF 2IN+ L5 L6 1.25V LI_O VP LI_O VP L4 L2 L1 1.25V ADINP 30 CHARGING 23 CHARGING 23 BATT 30 I[...]

5 5 4 4 3 3 2 2 1 1 D D C C B B A A VCC_CORE CLOSE TO CPU P CB316675400001/ASSY411675400001 R01 8355 M/D B/D C 32 32 Friday, September 19, 2003 <Core Design> Title Size Document Number Rev Date: Sheet of P _ V ID2 P _ V ID4 IN+ P _ V ID2 P _ V ID1 P 4_2 IN- P _ V ID1 P _ V ID0 P 4_3 P G_ V CC_CORE_P P _ V ID4 ENBALE P _ V ID3 P _ V ID0 IN- P [...]

Reference Material Reference Material  AMD Athlon TM 64  VIA K8T800M VT8385 North Bridge  VIA VT8235 South Bridge AMD. INC VIA. INC VIA. INC  Frequency Generator ICS950403 ICS. INC  ENE CB710 PC Card Interface Controller TI. INC  8355 Engineer Hardware Specification Technology.Corp/MiTAC[...]

SERVICE MANUAL FOR 8 355 SERVICE MANUAL FOR SERVICE MANUAL FOR 835 5 8355 Sponsoring Editor : Jesse Jan Author : Rain Li Assistant Editor : Janne Liu Publisher : MiTAC International Corp. Address : 1, R&D Road 2, Hsinchu Scien ce-Based Industrial, Hsinchu, Taiwan, R . O.C. Tel : 886-3-5779250 Fax : 886- 3-5781245 Second Edition : Nov. 2003 E-ma[...]