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5XA5 82430 TX P54C/P55C PCI Mainboard User’s Guide & Technical Reference[...]

 S O Y O T M A bou t T h i s G u i d e T h i s U s e r’ s G u i d e i s f o r a ss i s ti ng s y s t e m m a n u f a c t u r e r s a nd e nd u s e r s i n s e tti ng u p a nd i n s t a lli ng t h e m a i nbo a r d . I n f o r m a ti on i n t h i s g u i d e h a s b ee n c a r e f u ll y c h ec k e d f o r r e li a b ilit y ; ho w e v e r , no [...]

Table of Contents Chapter 1: Introduction ..................................................... 1 Key Features ................................................................................. 1 Unpacking the Mainboard ............................................................. 2 Electrostatic Discharge Precautions ...............................[...]

I D E 1 / I D E 2 - O n bo a r d P r im a r y / S ec o n d a r y I D E H DD C o nn ec t o r … … … … … … … … … … … … … … … … … … … … . 18 I R 1 - I R C o nn ec t o r … … … … . … … … . … … … … … … … … … 18 K e y l o c k & P W L E D - K e y l o c k a n d P o w e r L E D C o nn[...]

1 I n tr oduc t i o n T h e 8243 0 T X P C I m a i n b o a r d i s a h i g h - p e rf o r m a n ce A T X f o r m - f a c t o r s y s t e m b o a r d t h a t s upp o r t s P 54 C / P 55 C f a m il y C P U s . T h i s m a i nb o a r d i s f u l l y c o m p a t i b l e w i t h i nd u s t r y s t a n d a r d s , a n d a d d s m a n y t e c h n i c a l [...]

2 Introduction Unpacking the Mainboard The mainboard package contains: ¥ The 82430TX Mainboard ¥ This UserÕs Guide ¥ One IDE Bus Master driver diskette Note: Do not unpack the mainboard until you are ready to install it. Follow the precautions below while unpacking the mainboard. 1. Before handling the mainboard, ground yourself by grasping an [...]

Introduction 3 Mainboard Layout w/ Default Settings 1 2 2 3 9 10 4 12 14 14 15 13 6 11 18 17 16 7 8 5 19 Figure 1Ð1. Mainboard Layout 1. ZIF socket 7 (for P54C/P55C) 11. Floppy Connector 2. 82430 TX Chipset 12. IDE1/IDE2 Connector 3. Pipelined Burst SRAM 13. Parallel Port Connector 4. Ultra I/O Chip 14. COM1/COM2 Connector 5. PnP FLASH BIOS 15. AT[...]

J P 40 1 J P 37 I SA S l o t s P C I S l o t s W 839 77 F F L A S H B I O S U S B 1 U S B 2 C O M 1 C O M 2 3 5 PS / 2 KB C on PS / 2 M ou s e 3 1 82439 T X ( f o r 58 6 C P U F a m i l y ) W 25 P 240 A F ( 512 C a c he ) H DD L E D T B L E D P W R E SE T KEY L O C K P W L E D SPK 1 J P 2 J P 44 1 F DC I D E 2 I D E 1 P R T A T X P W C o n . 1 F i [...]

2 Hardware Setup This chapter explains how to configure the mainboardÕs hardware. After you install the mainboard, you can set jumpers, install memory on the mainboard, and make case connections. Refer to this chapter whenever you upgrade or reconfigure your system. CAUTION : Turn off power to the mainboard, system chassis, and peripheral devices [...]

6 Hareware Setup JP2: Smart Detect CPU Voltage Function Auto/Manual Jumper This jumper is reserved for few old non-Intel CPUs which can not be detected correctly. If you run into problems while detecting the voltage of old non-Intel CPUs, remove this jumper to correct it. JP37: DIMM Voltage Select Jumper Most of DIMMs in the consumer market is stil[...]

Hareware Setup 7 CPU Type Configuration This section shows you how to configure your CPU step by step. Note that you need to check the CPU voltage before installation. This board supports the Intel P54C/P55C/MMX, Cyrix 6x86/6x86L/6x86MX, and AMD 5K86/K5/K6 CPUs. With the MMX technology supported, you should be able to use MMX CPUs and configure the[...]

F i gu r e 2 - 1 - 2 . C P U J u m p e r S e tt i ng s N o t e : 1 . Y ou m u s t e qu i p t h e C P U w it h a f an and h e a t s i n k f o r s y s t e m s t ab ilit y . P 54 C / P 55 C - 100 / 50 M H z C y r i x 6x86 / 6x86 L - P R 200 + / 7 5 M H z P e n t i u m - 133 / 66 M H z C y r i x 6x86 / 6x 86 L - P R 166 + / 66 M H z P 5 4 C / P 55 C - [...]

Hareware Setup 9 P54C/P55C– 150/166 CPU Settings (2.5 x clock) Cyrix 6x86MX – PR166/PR200/PR233 CPU Settings (2.5 x clock) AMD K5/K6– PR166 CPU Setting W25P240AF 82439TX SW1 6 5 4 23 1 ON Lithium Battery P54C/P55C– 166/66 MHz Cyrix 6x86MX – PR200/66 MHz AMD K5/K6 – PR 166 Cyrix 6x86MX – PR233/75 MHz P54C/P55C– 150/60 MHz Cyrix 6x86M[...]

10 Hareware Setup P54C/P55C – 180/200 CPU Settings (3.0 x clock) Cyrix 6x86MX – PR233/PR266 CPU Settings (3.0 x clock) AMD K6 – PR200 CPU Setting W25P240AF 82439TX SW1 6 5 4 23 1 ON Lithium Battery P54C/P55C– 200/66 MHz AMD-K6/PR2-200 Cyrix 6x86MX – PR233/66MHz Cyrix 6x86MX – PR266/75 MHz P54C/P55C– 180/60 MHz 6 5 4 3 2 1 ON SW1 6 5 4[...]

Hareware Setup 11 P54C/P55C – 233 CPU Settings (3.5 x clock) Cyrix 6x86MX – PR266 Cpu Setting (3.5 x clock) AMD K6 – PR233 CPU Setting W25P240AF 82439TX Lithium Battery Socket 7 (for 586 CPU Family) 6 5 4 3 2 1 ON SW1 Figure 2Ð1Ð5. CPU Jumper Settings Note: The host bus frequency of Cyrix 6x86MXÐPR266 CPU is over the standard value, theref[...]

12 Hareware Setup AMD K6 – PR266 CPU Setting (4.0 x clock) W25P240AF 82439TX Lithium Battery Socket 7 (for 586 CPU Family) 6 5 4 3 2 1 ON SW1 Figure 2Ð1Ð6. CPU Jumper Settings AMD K6 – PR300 CPU Setting (4.5 x Clock) W25P240AF 82439TX Lithium Battery Socket 7 (for 586 CPU Family) 6 5 4 3 2 1 ON SW1 Figure 2Ð1Ð7. CPU Jumper Settings Note: Yo[...]

Hareware Setup 13 ❑ Step 2: CPU Single/Dual Voltage Setting There are two kinds of CPU input voltages due to various designs of CPUsÑsingle voltage and dual voltage. Set your CPU according to the type that you have. For Intel P54C/P55C single and dual voltage series CPUs, there is no need to adjust any jumper for CPU voltag due to the Smart Dete[...]

14 Hareware Setup Dual Voltage CPU Setting Dual voltage CPUs are designed to use different voltage for VIO and VCore and they include Intel P55C series, Cyrix 6x86L/MX, AMD K6, and MMX technology included CPUs. Refer to the following figures to set these CPUsÕ voltage: Socket 7 (for 586 CPU Family) W25P240AF IDE1 IDE2 FDC JP30 11 1 3 5 7 9 JP30 11[...]

Hareware Setup 15 Memory Configuration Table SIMM Bank DIMM Bank Bank 0 DIMM 1 DIMM 2 DIMM 3 RAM Type FPM/EDO FPM/EDO SDRAM FPM/EDO/ SDRAM FPM/EDO/ SDRAM Single RAM Module Size (MB) 4/8/16/32/64 8/16/32/64 8/16/32/64 8/16/32/64 Note: Do not install FPM or EDO SIMM/DIMM when you already installed SDRAM type of DIMM. RAM Bank Installation Notice Due [...]

16 H a r d w a r e S e t up M u l t i I /O P o r t A dd r esses D e f a u lt s e tti ng s f o r m u lti I / O po r t a dd r e ss e s a r e s ho w n i n t h e t a b l e b e l o w . P o r t I / O A dd r e ss I R Q S t a t u s L P T 1 * 378 H 7 E C P + E PP C O M 1 3 F 8 H 4 C O M 2 2 F 8 H 3 * If d e f a u lt I / O po r t a dd r e ss e s c on f li c [...]

Hareware Setup 17 JP43: CPU Cooling Fan Connector This 3-pins connector provides 12V power for the CPU cooling fan which matches the pin assignment of this connector. If you enable the Suspend Mode function in BIOS setup, this fan will stop when the system is into the suspend mode. CPU Cooling Fan Connector (Pin Assignment) (SENSOR) (12V) (GND) 1 2[...]

18 Hareware Setup RESET – Hardware Reset Control Attach the reset switch to RESET. Closing the RESETswitch restarts the system. HDD LED – HDD LED Connector Attach the cable of hard disk drive LEDs to this connector. The LED lights when an HDD is active. IDE1/IDE2 – On-board Primary/Secondary IDE HDD Connectors Attach cables of hard disk drive[...]

Hareware Setup 19 PS/2 Mouse Conn. – PS/2 Mouse Connector Attach 6-pin male PS/2 mouse cable to this connector to enable PS/2 mouse function. PRT – Parallel Port Connector Attach parallel port cable to this connector. SPK — Speaker Connector Attach a 4-pin case-mounted speaker to this connector. USB1/USB2 – Universal Serial Bus Connectors A[...]

3 BIOS Setup The mainboardÕs BIOS setup program is the ROM PCI/ISA BIOS from Award Software Inc. Enter the Award BIOS programÕs Main Menu as follows: 1. Turn on or reboot the system. After a series of diagnostic checks, you are asked to press DEL to enter Setup. 2. Press the <DEL> key to enter the Award BIOS program and the main screen appe[...]

BIOS Setup 21 Standard CMOS Setup Run the Standard CMOS Setup as follows. 1. Choose ÒSTANDARD CMOS SETUPÓ from the Main Menu. A screen appears. ROM PCI/ISA BIOS STANDARD CMOS SETUP AWARD SOFTWARE, INC. Date (mm:dd:yy) : Fri, Feb 1 1995 Time (hh:mm:ss) : 7 : 30 : 33 HARD DISKS TYPE SIZE CYLS HEAD PRECOMP LANDZ SECTOR MODE Primary Master : AUTO 0 0[...]

22 BIOS Setup Primary (Secondary) Master & Slave (Continued) Large Ð Large IDE hard disk (for certain hard disk) Note: If you have any questions on your hard disk type or mode, ask your hard disk provider or previous user for details. Drive A & B Choose 360KB , 5 1/4 in ., 1.2MB , 5 1/4 in . , 720KB , 3 1/2 in . , 1.44M , 3 1/2 in . (defau[...]

BIOS Setup 23 BIOS Features Setup Run the BIOS Features Setup as follows. 1. Choose ÒBIOS FEATURES SETUPÓ from the Main Menu and a screen with a list of items appears. ( The screen below shows the BIOS default settings. ) ROM PCI/ISA BIOS BIOS FEATURES SETUP AWARD SOFTWARE, INC. CPU Internal Cache : Enabled External Cache : Enabled Quick Power on[...]

24 BIOS Setup Boot Sequence Choose the boot device sequence as your need. For example, ÒA, C, SCSIÓ means BIOS will look for an operating system first from drive A, drive C, then SCSI device. Options of this function are: A, C, SCSI C, A, SCSI C, CDÐROM, A CDÐROM, C, A D, A, SCSI E, A, SCSI F, A, SCSI SCSI, A, C SCSI, C, A C only. Swap Floppy D[...]

BIOS Setup 25 PCI/VGA Palette Snoop Enabled: The color of the monitor may be incorrect if uses with MPEG card. Enable this option to make the monitor normal. Disabled: Disable Snoop function (default). OS Select for DRAM >64MB OS2 Ð Choosing this when you are using OS/2 operation system. Non-OS/2 Ð Choosing this when you are using no- OS/2 ope[...]

26 BIOS Setup Chipset Features Setup The Chipset Features Setup option changes the values of the chipset registers. These registers control system options in the computer. Note: Change these settings only if you are familiar with the Chipset. Run the Chipset Features Setup as follows. 1. Choose ÒCHIPSET FEATURES SETUPÓ from the Main Menu and the [...]

BIOS Setup 27 DRAM Read Burst (EDO/FP) Use the default setting. DRAM Write Burst Timing Use the default setting. Fast EDO Lead Off Use the default setting. Refresh RAS# Assertion Use the default setting. Fast RAS to CAS Delay Use the default setting. DRAM Page Idle Timer Use the default setting. DRAM Enchanced Paging Use the default setting. Fast M[...]

28 BIOS Setup Memory Hole At 15M- 16M Choose Enabled or Disabled (default). Some interface cards will map their ROM address to this area. If this occurs, you should select Enabled, otherwise use Disabled. 3. After you have finished with the Chipset Features Setup, press the <ESC> key and follow the screen instructions to save or disregard you[...]

BIOS Setup 29 A short description of selected screen items follows: Power Management Options are as follows: User Define Ð LetÕs you define the HDD and system power down times (default). Disable Ð Disables the Green PC Features. Min Saving Ð Doze timer = 1 Hour Standby timer = 1 Hour Suspend timer = 1 Hour HDD Power Down = 15 Min Max Saving Ð [...]

30 BIOS Setup HDD Power Down When the set time has elapsed, the BIOS sends a command to the HDD to power down, which turns off the motor. Time is adjustable from 1 to 15 minutes. The default setting is Disabled. Some older model HDDs may not support this advanced function. VGA Active Monitor Choose Enabled (default) or Disabled. Enabled Ð enables [...]

BIOS Setup 31 Primary/Secondary IDE 0 Primary/Secondary IDE 1 Choose Enabled or Disabled (default). Enabled Ð Enables the power management timers when Òno activityÓ event is detected. Floppy Disk/ Serial Port/ Parallel Port Choose Enabled or Disabled . Enabled Ð enables the power management timers when Òno activityÓ event is detected. 3. Afte[...]

32 BIOS Setup A short description of screen items follows: Resources Controlled By Manual Ð BIOS doesnÕt manage PCI/ISA PnP card (i.e., IRQ) automatically. Auto Ð BIOS auto manage PCI and ISA PnP card (recommended). Reset Configuration Data Disabled Ð Retain PnP configuration data in BIOS. Enabled Ð Reset PnP configuration data in BIOS. IRQX a[...]

BIOS Setup 33 Load Setup Defaults This item loads the system values you have previously saved. Choose this item and the following message appears: ÒLoad SETUP Defaults (Y/N)? NÓ To use the SETUP defaults, change the prompt to ÒYÓ and press <Enter>. This item is recommended if you need to reset the system setup. Note: The SETUP Defaults ar[...]

34 BIOS Setup Integrated Peripherals The Integrated Peripherals option changes the values of the chipset registers. These registers control system options in the computer. Note: Change these settings only if you are familiar with the Chipset. Run the Integrated Peripherals as follows. 1. Choose ÒIntegrated PeripheralsÓ from the Main Menu and the [...]

BIOS Setup 35 IDE Primary Master UDMA/ IDE Primary Slave UDMA/ IDE Secondary Master UDMA/ IDE Secondary Slave UDMA Choose Auto (default) or Disabled . Auto Ð Supports Ultra DMA mode. On-chip Primary PCI IDE/ On-chip Secondary PCI IDE Enabled Ð Use the on-board IDE (default) Disabled Ð Turn off the on-board IDE USB Keyboard Support Choose Disable[...]

36 BIOS Setup IR Transmission Delay Choose Enabled (default) or Disabled . Due to the various design of IR devices, transmission delay has to be added on for different protocol. IR IRQ Select Choose IRQ3, IRQ4 (default), IRQ10, or IRQ11. If you have IRQ conflict problem during using the IR device, select another IRQ then try again. FIR Mode Use DMA[...]

BIOS Setup 37 Supervisor Password Based on the setting you made in the ÒSecurity OptionÓ of the ÒBIOS FEATURES SETUPÓ, this Main Menu item lets you configure the system so that a password is required every time the system boots or an attempt is made to enter the Setup program. Change the password as follows: 1. Choose ÒSUPERVISOR PASSWORDÓ in[...]

38 BIOS Setup User Password Based on the setting you made in the ÒSecurity OptionÓ of the ÒBIOS FEATURES SETUPÓ, this Main Menu item lets you configure the system so that a password is required every time the system boots or an attempt is made to enter the Setup program. Change the password as follows: 1. Choose ÒUSER PASSWORDÓ in the Main Me[...]

BIOS Setup 39 IDE HDD Auto Detection This Main Menu item automatically detects the hard disk type and configures the STANDARD CMOS SETUP accordingly. Note: This function is only valid for IDE hard disks. ROM PCI/ISA BIOS CMOS SETUP UTILITY AWARD SOFTWARE, INC. Do you accept this drive C (Y/N)? N ESC : Skip HARD DISKS TYPE SIZE CYLS HEAD PRECOMP LAN[...]

40 C P U S e tti ng L i s t A ppend i x : C P U S e tt i ng L i s t S t ep 1 : F r equenc y S e tt i n g P r o cess o r T y p e S e tt i ng f o r S W 1 P r o cess o r B u s C l o ck M u l t i p li e r 1 - 1 1 - 2 1 - 3 1 - 4 1 - 5 1 - 6 A M D K 5 P R 75 50 M h z 1 . 5 X o ff o ff o n o n o n o ff A M D K 5 P R 90 60 M h z 1 . 5 X o ff o ff o n o ff[...]

C P U S e tti ng L i s t 41 F r equenc y S e tt i ng C on t i nued P r o cess o r B u s C l o ck M u l t i p li e r 1 - 1 1 - 2 1 - 3 1 - 4 1 - 5 1 - 6 C y r i x 6x86 P 200 + 75 M h z 2 . 0 X o n o ff o ff o n o ff o ff C y r i x M X P 166 60 M h z 2 . 5 X o n o n o n o ff o ff o ff C y r i x M X P 200 66 M h z 2 . 5 X o n o n o ff o ff o ff o ff C[...]

42 C P U S e tti ng L i s t S t ep 2 : V o l t age S e tt i n g V o l t a g e 1 - 2 3 - 4 5 - 6 7 - 8 9 - 10 11 - 12 P o ss i b l e C P U s S i n g l e 3 . 3 V o n o ff o ff o ff o n o ff P 54 C , A M D K 5 , C y r i x S i n g l e 3 . 52 V ( D e f a u lt ) o n o ff o ff o ff o ff o n P 54 C , P 55 C , A M D K 5 , C y r i x D u a l 2 . 1 V o ff o ff[...]

M e m o r y C o n f i g u r a ti o n 43 N o t e f o r M e m o r y C o n f i g u r a t i o n O n T X c h i p s e t m o t h e r b o a r d s , t h e r e i s a m e m o r y li m it a ti o n w h e n t h e s y s t e m h a s m o r e t h a n 2 D I MM s o c k e t s . T h e li m it a ti o n s a r e : 1 . M a x i m u m m e m o r y s i z e i s 256 M B t o t a l[...]

44 Appendix New Features In BIOS For easy management, some new features in ÒChipset Feature SetupÓ under the BIOS can help. Refer to the screen below for reference: ROM PCI/ISA BIOS CHIPSET FEATURES SETUP AWARD SOFTWARE, INC. ESC : Quit ↑ ↓ → ← : Select Item F1 : Help PU/PD/+/– : Modify F5 : Old Values (Shift)F2 : Color F6 : Load BIOS D[...]