SOYO 82430 TX User's Manual & Technical Reference

P54c/p55c pci mainboard
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82430 TX P54C/P55C PCI Mainboard
User's Guide &
Technical Reference
5BT5

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Summary of Contents for SOYO 82430 TX

  • Page 1 Pentium 82430 TX P54C/P55C PCI Mainboard User’s Guide & Technical Reference 5BT5...
  • Page 2 It is the policy of Soyo Computer Inc.to respect the valid patent rights of third parties and not to infringe upon or assist others to infringe upon such rights.
  • Page 3: Table Of Contents

    Table of Contents Chapter 1: Introduction ..........1 Key Features ................1 Unpacking the Mainboard ............2 Electrostatic Discharge Precautions..........2 Mainboard Layout w/ Default Settings ........3 Chapter 2: Hardware Setup ..........5 Jumpers ..................5 JP5: CMOS Clear Jumper ............. 5 JP40: CE Test Jumper Pin ............
  • Page 4 J17 Ð Keylock & Power LED Connector ......16 KB Conn. Ð Keyboard Connector ........16 PS/2 Mouse Conn. Ð PS/2 Mouse Connector...... 17 PRT Ð Parallel Port Connector ..........17 J18 Ñ Speaker Connector ........... 17 USB1 Ð Universal Serial Bus Connectors ......17 JP45 Ð...
  • Page 5: Chapter 1: Introduction

    1 Introduction The 82430 TX PCI mainboard is a high-performance AT form-factor system board that supports P54C/P55C family CPUs. This mainboard is fully compatible with industry standards, and adds many technical enhancements. Key Features • Processor supported Ä Supports P54C/P55C family CPUs running at 75~233 MHz speeds ;...
  • Page 6: Unpacking The Mainboard

    Introduction Unpacking the Mainboard The mainboard package contains: ¥ The 82430TX Mainboard ¥ One CD (including Manuals/Drivers/Utilities) Note: Do not unpack the mainboard until you are ready to install it. Follow the precautions below while unpacking the mainboard. Before handling the mainboard, ground yourself by grasping an unpainted portion of the systemÕs metal chassis.
  • Page 7: Mainboard Layout W/ Default Settings

    Introduction Mainboard Layout w/ Default Settings 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.
  • Page 8 Introduction Default settings are as follows: Pentium 133MHz (P54C) CPU, 512K Pipelined Burst cache, On-board PCI E-IDE Enabled, 2 high speed UARTS Enabled (w/ 16550 FIFO), 1 EPP/ECP port (ECP + EPP mode), 5V DRAM/3.3V DIMM, and AT power supply. PS/2 Mouse Conn.
  • Page 9: Chapter 2: Hardware Setup

    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 before performing any work on the...
  • Page 10: Jp43: Cpu Cooling Fan Connector

    Hardware Setup 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.
  • Page 11: Cpu Type Configuration

    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 mainboard supports 75MHz host bus frequency for Cyrix CPUs. Beware that 75MHz host bus frequency is over the specification of this chipset. Therefore, you have to use high quality devices to meet the standard of these CPUs, i.e., high quality DRAM and VGA card.
  • Page 12: Pentium Ð 120/133 Cpu Settings (2.0 X Clock)

    Hardware Setup Pentium – 120/133 CPU Settings (2.0 x clock) Cyrix 6x86/6x86L – PR133 +/ PR150 + /PR166 + /PR200 + CPU Settings (2.0 x clock) AMD K5/K6 – PR150 CPU Setting Pentium – 100/50 MHz 82371AB 12345 Pentium – 120/60 MHz Cyrix 6x86/6x86L –...
  • Page 13: Pentiumð 150/166 Cpu Settings (2.5 X Clock)

    Hardware Setup Pentium– 150/166 CPU Settings (2.5 x clock) AMD K5/K6– PR166 CPU Setting 82371AB Pentium – 150/60 MHz 12345 P.B. SRAM 64K x 32 Pentium – 166/66 MHz AMD K5/K6 – PR166 586 CPU Family P.B. SRAM 12345 64K x 32 Figure 2Ð1Ð3.
  • Page 14: Pentium Ð 233 Cpu Settings (3.5 X Clock)

    Hardware Setup Pentium – 233 CPU Settings (3.5 x clock) AMD K6 – PR233 CPU Setting 82371AB P.B. SRAM 64K x 32 586 CPU Family P.B. SRAM 64K x 32 Figure 2Ð1Ð5. CPU Jumper Settings Note: You must equip the CPU with a fan and heat sink for system stability.
  • Page 15: Step 2: Cpu Single/Dual Voltage Setting

    Hardware Setup Step 2: CPU Single/Dual Voltage Setting There are two kinds of CPU input voltages in the marketÑSingle and Dual. Set your CPU according to the type that you have. For Intel P54C/P55C series CPUs, there is no need to adjust any jumper for CPU voltag due to the Smart Detect CPU Voltage function that this board has.
  • Page 16: Dual Voltage Cpu Setting

    Hardware Setup Dual Voltage CPU Setting Dual voltage CPUs are designed to use different voltage for VIO and VCore. They include P55CX series, Cyrix 6x86L/6x86MX. Refer to the following figures to set teh voltage for these CPUs: 2.1V CPU 82371AB 2.8V CPU (default) P.B.
  • Page 17: Memory Configuration Table

    Hardware Setup Memory Configuration Table SIMM Bank DIMM Bank Bank 0 Bank 1 DIMM 1 DIMM 2 RAM Type FPM/EDO FPM/EDO FPM/EDO/ FPM/EDO/ SDRAM SDRAM Single 4/8/16/32/64 4/8/16/32/64 8/16/32/64 8/16/32/64 Module Size (MB) Note: Do not install FPM or EDO SIMM/DIMM when you already installed SDRAM type of DIMM.
  • Page 18: Multi I/O Port Addresses

    Hardware Setup Multi I/O Port Addresses Default settings for multi-I/O port addresses are shown in the table below. Port I/O Address Status LPT1* 378H ECP + EPP COM1 3F8H COM2 2F8H * If default I/O port addresses conflict with other I/O cards (e.g. sound cards or I/O cards), you must adjust one of the I/O addresses to avoid address conflict.
  • Page 19: Fdc Ñ Fdc Connector

    Hardware Setup FDC — FDC Connector Attach floppy cable to this connector. AT PW — Power Supply Connectors The mainboard requires a power supply with at least 200 watts and a Òpower goodÓ signal. AT PW has two 6-pin male header connectors. Plug the dual connectors from the power directly onto the board connector while making sure the black leads are in the center.
  • Page 20: J24 Ð Hdd Led Connectors

    Hardware Setup J24 – HDD LED Connectors 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 drives to these connectors. IR1 –...
  • Page 21: Ps/2 Mouse Conn. Ð Ps/2 Mouse Connector

    Hardware Setup 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. PS/2 Mouse Connector Pin Assignment DATA CLOCK PRT – Parallel Port Connector Attach parallel port cable to this connector. J18 —...
  • Page 22: Chapter 3: Bios Setup

    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: Turn on or reboot the system. After a series of diagnostic checks, you are asked to press DEL to enter Setup. Press the <DEL>...
  • Page 23: Standard Cmos Setup

    Drivers Installation Guide Standard CMOS Setup Run the Standard CMOS Setup as follows. 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...
  • Page 24 Drivers Installation Guide Primary Large Ð Large IDE hard disk (for certain (Secondary) hard disk) Master & Slave Note: If you have any questions on your hard (Continued) disk type or mode, ask your hard disk provider or previous user for details. Drive A &...
  • Page 25: Bios Features Setup

    Drivers Installation Guide BIOS Features Setup Run the BIOS Features Setup as follows. 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.
  • Page 26 Drivers Installation Guide 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...
  • Page 27 Drivers Installation Guide PCI/VGA Enabled: The color of the monitor may be incorrect Palette Snoop if uses with MPEG card. Enable this option to make the monitor normal. Disabled: Disable Snoop function (default). OS Select for OS2 Ð Choosing this when you are using OS/2 DRAM >64MB operation system.
  • Page 28: Chipset Features Setup

    Drivers Installation Guide 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. Choose ÒCHIPSET FEATURES SETUPÓ...
  • Page 29 Drivers Installation Guide DRAM Read Burst Use the default setting. (EDO/FP) DRAM Write Burst Use the default setting. Timing 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.
  • Page 30: Power Management Setup

    Drivers Installation Guide Memory Hole At 15M- 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>...
  • Page 31 Drivers Installation Guide 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...
  • Page 32 Drivers Installation Guide 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.
  • Page 33: Pnp/Pci Configuration Setup

    Drivers Installation Guide Primary/Secondary Choose Enabled or Disabled (default). IDE 0 Enabled Ð Enables the power management Primary/Secondary timers when Òno activityÓ event is IDE 1 detected. Choose Enabled or Disabled. Floppy Disk/ Serial Port/ Enabled Ð enables the power management Parallel Port timers when Òno activityÓ...
  • Page 34 Drivers Installation Guide A short description of screen items follows: Resources Manual Ð BIOS doesnÕt manage PCI/ISA PnP Controlled By card (i.e., IRQ) automatically. Auto Ð BIOS auto manage PCI and ISA PnP card (recommended). Reset Disabled Ð Retain PnP configuration data in Configuration BIOS.
  • Page 35: Load Setup Defaults

    Drivers Installation Guide 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>.
  • Page 36: Integrated Peripherals

    Drivers Installation Guide 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. Choose ÒIntegrated PeripheralsÓ...
  • Page 37 Drivers Installation Guide IDE Primary Master Choose Auto (default) or Disabled. UDMA/ Auto Ð Supports Ultra DMA mode. IDE Primary Slave UDMA/ IDE Secondary Master UDMA/ IDE Secondary Slave UDMA On-chip Primary PCI Enabled Ð Use the on-board IDE IDE/ (default) On-chip Secondary PCI Disabled Ð...
  • Page 38 Drivers Installation Guide 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.
  • Page 39: Supervisor Password

    Drivers Installation Guide 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.
  • Page 40: User Password

    Drivers Installation Guide 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.
  • Page 41: Ide Hdd Auto Detection

    Drivers Installation Guide IDE HDD Auto Detection This Main Menu item automatically detects the hard disk type and configures the STANDARD CMOS SETUP accordingly. This function is only valid for IDE hard disks. Note: ROM PCI/ISA BIOS CMOS SETUP UTILITY AWARD SOFTWARE, INC.
  • Page 42: Appendix A: Cpu Setting List

    Appendix A: CPU Setting List SETTINGS SW1: CPU Frequency Processor Bus Clock Multiplier 1–1 1–2 1–3 1–4 1–5 AMD K5 50Mhz 1.5X PR75 AMD K5 60Mhz 1.5X PR90 AMD K5 66Mhz 1.5X PR100 AMD k5 60Mhz 1.5X PR120 AMD K5 66Mhz 1.5X PR133...
  • Page 43 CPU Setting List CPU Setting List Continued SETTINGS SW1: CPU Frequency Processor Bus Clock Multiplier 1-1 1-2 1-3 1-4 1-5 Cyrix MX 75Mhz 2.5X on on off on off P233 Cyrix MX 66Mhz off on off off off P233 Cyrix MX 75Mhz off on off on off P266...
  • Page 44: Appendix B: Frequently Asked Questions

    Appendix B: Frequently Asked Questions What exactly is the ÒSmart Detect CPU VoltageÓ function for? If you use a P54C/P55C CPU, then you do not have to set any CPU voltage jumper. The ÒSmart Detect CPU VoltageÓ function will automatically detect whether the CPU voltage is single or dual then set it to the correct voltage automatically.

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