VIA Technologies VT82C694X Pro User Manual
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VIA Technologies VT82C694X Pro User Manual

Atx form factor main board
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694X PRO
(VIA VT82C694X、4 x AGP、PC-133)
ATX Form Factor
Main Board
User's
Manual
(Ver.:1.0)

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Summary of Contents for VIA Technologies VT82C694X Pro

  • Page 1 694X PRO (VIA VT82C694X、4 x AGP、PC-133) ATX Form Factor Main Board User's Manual (Ver.:1.0)
  • Page 2 Copyright Copyright© 2001 by this company. No part of this document may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means without prior written permission. This manual and the information contained herein are protected by copyright.
  • Page 3 Warning and Disclaimer ® This manual is designed to provide information about the Pentium II/III system board. Every effort has been made to make this manual as accurate as possible, but no warranty or fitness is implied. All the information is provided on an 'as is' basis. The author and his corresponding publishing company shall have neither liability nor responsibility to any person or entity with respect to any loss or damages arising from the information contained in this manual or...

  • Page 4: Table Of Contents

    Table of Contents Chapter 1 Introduction………………………………………..….…………1 Main Board Overview…………………………………………………1 Specifications.……………………………………………………..……3 Notice of Hardware Installation…………………..……………..……6 Notice of CD Driver Installation…………………..…………………7 Chapter 2 Installation………………………….……………………….…8 Layout Reference…………………………..…………………..………..8 Jumper Setting.…………………...…………………….…………….…9 2-2-1 RTC1 : CMOS Status…….……………….……...…………………….9 2-2-2 JP1 : CPU Type Selector…………………………….…………………10 2-2-3 VID0-VID4 : CPU Vcore Selector………………………………….11 2-2-4 JP4-JP7 : AMR Function Selector…..………………………………13 2-2-5...
  • Page 5 Chapter 3 PhoenixNet BIOS Porting Guide……………………………26 Product Overview………………………………………………………26 S c r e e n ( G L S ) … … … … … … … … … … … … … … … . 2 7 Chapter 4 BIOS Setup..……...….…….. …………………………………28 Award BIOS CMOS Setup…………………………………………28 4-1-1 Standard CMOS Setup………………………………………………29...
  • Page 6 694X PRO System Board...

  • Page 7: Chapter 1 Introduction

    Chapter 1 Introduction 1-1 Main Board Overview ® The main board is a new-generation INTEL Celeron/FC-PGA Pentium III；Cyrix MIII main board designed based on VIA VT82C694X chipset. The main board has integrated the latest advances in processor, memory, I/O technologies into an ATX form factor.
  • Page 8 The main board is also strengthened with Power Management Wake up Event such as “WOL (Wake up on LAN),” “Modem ring on” which are the new inventions to enable PCs to be turned on over the network. These are also key benefits in PC operation, asset management, new system setup and power conservation.

  • Page 9: Specifications

    1-2 Specifications ● PCB board size : 30.5 cm x 19.00 cm ● PCB layer : 4 layers ● Socket 370 Support Intel® Celeron CPU at 66/100 MHz F.S.B and FC-PGA Pentium III CPU at 100 MHz/133 MHz F.S.B. , Cyrix III CPU CPU is not enclosed in the package.
  • Page 10 ● Green function : Complied with APM (Advanced Power Management) ● ATX form factor The ATX form factor has been defined to address four major areas of improvement required of today’s predominant form factors. • Enhance PC ease-of-use with all built-in I/O connector •...
  • Page 11 ● Electrical--- Typical power supply Below is reference for ATX case requirement on power supply. Voltage Tolerance Current 230W 250W 300W ± 5% +3.3V ± 5% +12V ±10% ± 5% 0.5A 0.5A 0.5A -12V ± 5% 0.8A 0.8A 0.8A +5VSB ±...

  • Page 12: Notice Of Hardware Installation

    1-3 Notice of Hardware Installation Before hardware installation, make sure you have checked the following things. A. Check the package If any of these items is missing or damaged, contact the dealer from whom you purchase. Leave this main board in its original package until you are ready to install it.

  • Page 13: Notice Of Cd Driver Installation

    1-4 Notice of CD Driver Installation This CD contains drivers as below. Read “Index” before installing required drivers. “Index” file is HTML format. CD driver is always updated with the latest version, so the actual CD content may have some differences with the above picture. 1.

  • Page 14: Chapter 2 Installation

    Chapter 2 Installation 2-1 Layout Reference COM2 COM1 USB1 USB2 K/B & MOUSE BIOS FAN1 PCI1 PCI5 PCI4 PCI3 PCI2 WOL1 AGP1 VT82C694X PGA370 DIMM3 DIMM2 DIMM1 VT82C686A IDE2 FAN2 RTC1 IDE1 FDD1 VIA694X System Board...

  • Page 15: Jumper Setting

    2-2 Jumper Setting 2-2-1 RTC1 - CMOS Status RTC1 is a 3-pin connector. Clear CMOS if system password is forgotten. Below are details to show how to clear CMOS. RTC1:CMOS Status Set to "1-2"---Set to "2-3"--- Normal Clear CMOS Procedure to clear CMOS: Step 1: Shut down the system and disconnect the power supply from AC power.

  • Page 16: Jp1 : Cpu Type Selector

    2-2-2 JP1 : CPU Type Selector JP1 is 2-pin connector, which provides to select CPU type. JP1:CPU Type Selector CPU Type INTEL FC-PGA PIII CPU CLOSE Cyrix III CPU OPEN INTEL PII Celeron CPU OPEN Remarks : JP1 : FC-PGA Coppermine/Celeron/Cyrix selector. VIA694X System Board...

  • Page 17: Vid0-Vid4 :Cpu Vcore Selector

    2-2-3 VID0-VID4 : CPU Vcore Selector VID0-VID4 are 3-pin connectors which provides CPU Vcore selection. Please select the right Vcore according to your CPU and set details as below. VID0-VID4 :CPU Vcore Selector VID0-VID3 VID4 Default(1-2) Default(2-3) : for Socket370 Intel PII/PIII CPU, Cyrix III CPU VID0 VID1...
  • Page 18 2.7V 2.6V 2.5V 2.4V 2.3V 2.2V 2.1V 2.0V 2.05V 2.00V 1.95V 1.90V 1.85V 1.80V 1.75V 1.70V 1.65V 1.60V 1.55V 1.50V 1.45V 1.40V 1.35V 1.30V Please don’t change default setting. The manufacturer shall have neither liability nor responsibility to any person or entity with respect to any loss or damages arising by users’...

  • Page 19: Jp4,Jp7:Amr Function Selector

    2-2-4 JP4-JP7 : AMR Function Selector(Optional) JP4-JP7 are 2-pin connectors which provide AMR function. Please see details as below. JP4,JP7:AMR Function Selector Primary CODEC for AMR（default） Use AMR Slot（default） Only Support Primary Card For AMR Slot VIA694X System Board...

  • Page 20: Jp8，Jp3 : Over-Clocking Setup

    2-2-5 JP8、JP3：Over-clocking Setup JP8 is a 2-pin over-clocking jumper which allows 66MHz F.S.B. CPUs to over-clock to 100MHz. This jumper is for internal test only. No guarantee is provided for over-clocking setup since the chipset does not support. is a 2-pin over- clocking jumper which allows 100MHz F.S.B. CPUs to ：...

  • Page 21: Connectors

    2-3 Connectors There are many connectors on this main board. Refer to the following pages for details. 2-3-1 Front Panel Front panel has connectors as ““RESET,” “EXTSMI,” “HD-LED,” “PW-BT,” “SPEAKER,” and “PW-LED”. Please refer to details as below. SPEAKER PWR LED RESET EXTSMI HD-LED PW-BT VIA694X System Board...
  • Page 22 EXTSMI connector is a 2-pin Berg strip which is also called “green” or “sleep” connector. When EXTSMI is turned from open to close and back to open, the system will enter sleep mode immediately. This function is to make sure power saving is working well.

  • Page 23: Back Panel

    2-3-2 Back Panel There are keyboard/mouse, USB1/USB2, COM1/2, LPT1, port on the case back panel. Please refer to more details as below. USB2 LPT1 KBMS1 USB1 COM1 COM2 VIA694X System Board...

  • Page 24: Keyboard &Mouse

    Keyboard & Mouse The onboard PS/2 keyboard and mouse connectors are 6-pin Mini-Din connectors, marked as “KEYBOARD” and “MOUSE.” USB1/USB2(Universal Serial Bus) Universal Serial Bus connector, marked as “USB,” is used to connect USB devices. There are 4 USB connectors on this main board. In Dos mode, USB2 doesn’t support “USB K/B support”...

  • Page 25: Atx Power Supply Connector

    2-3-3 ATX Power Supply Connector ATX power supply connector has 20 pins, which is designed for ATX case especially. The ATX power supply supports the function of the “Soft Power On Momentary switch” which connects on the front panel switch to the 2-pin PW-BT on the system board.

  • Page 26: Cpu Fan Connectors

    2-3-4 CPU Fan Connectors There are 2 fan connectors on this main board, and it is marked as “FAN1”, “FAN2”. Each fan connector has three pins. Fan Signal FAN1 SENSE +12V FAN2 VIA694X System Board...

  • Page 27: Irda Connector

    2-3-5 I.R. : IrDA Connector IR1 connector supports wireless infrared module. With this module and application software like Laplink, or Win95 Direct Cable Connection, user can transfer data to or from laptops, notebooks, PDA and printers. This connector supports HPSIR, ASKIR, and Fast IR. Attach Infrared module to IR connector.

  • Page 28: Floppy Disk Connector

    2-3-6 Floppy Disk Connector Floppy Disk Connector has 34 pins and is used to attach the floppy drive cable. FDD1 VIA694X System Board...

  • Page 29: Ide1 & Ide2

    2-3-7 IDE1 & IDE2 IDE1 and IDE2 are 40-pin IDE connectors. There are 2 IDE connectors supported on this system board. IDE1 is primary channel, and IDE2 is secondary channel. Each channel supports 2 IDE devices, and 4 devices in total for this main board.

  • Page 30: Dimm Memory Installation

    2-4 DIMM Memory Installation The main board has 3 DIMMs on board. Either DIMM1, DIMM2 or DIMM3 supports 8 MB, 16 MB, 32 MB, 64 MB, and 128MB. Maximum memory for SDRAM is up to 256MB. DIMM3 DIMM2 DIMM1 VIA694X System Board...
  • Page 31 Insert the module as shown. Due to different number of pins on either side of the breaks, the module will only fit in the orientation as shown. There is no jumper setting for memory configuration. DIMM This main board supports both synchronous and asynchronous mode DIMMs. User can use either PC-100 or PC-133 DIMMs.

  • Page 32: Chapter 3 Phoenixnet Tm Bios Porting Guide

    Chapter 3 PhoenixNet BIOS Porting Guide 3-1 Product Overview PhoenixNet is an end-user content service that displays system configuration during the power on of a Personal Computer, and delivers promotional icons to the desktop. PhonixNet delivers 1) one-click, easy access to the Internet, 2) offers from leading Internet companies, and 3) anti-virus protection(Trend ChipAway Virus ) as well as other free offers.

  • Page 33: G R A P H I C A L L A U N C H S C R E E N ( G L

    3-2 Graphical Launch Screen (GLS) The first ROMSmarts component, GLS, displays a graphical screen to the user early in the boot process, as the first image displayed on the screen. This display remains on the screen throughout the normal BIOS initialization phase called POST.

  • Page 34: Chapter 4 Bios Setup

    Chapter 4 BIOS Setup Award BIOS CMOS Setup The menu displays all the major selection items and allow user to select any of shown item. The selection is made by moving cursor (press any direction key) to the item and press <Enter> key. An on-line help message is displayed at the bottom of the screen as cursor is moving to various items which provides user better understanding of each function.

  • Page 35: Standard Cmos Setup

    4-1-1 Standard CMOS Setup The ”Standard CMOS Setup” allows user to configure system setting such as current date and time, type of hard disk drive installed in the system, floppy drive type, and the type of display monitor. Memory size is auto detected by the BIOS and displayed for your reference.
  • Page 36 VIA694X System Board...

  • Page 37: Hard Disk Configurations

    Hard Disk Configurations 1.IDE HDD Auto-Detection : press this item to Auto Detect the HDD type. 2.IDE Primary Master : select “AUTO” to detect the mode type automatically. Select “None/Auto/Manual” users have to redefine the following 4-8 items according to HDD. “NONE”...

  • Page 38: Advanced Bios Features

    4-1-2 Advanced BIOS Features Menu below shows all of the manufacturer's default values of this main board. Move the cursor by pressing <PageDown>/- or <PageUp>/+ key to modify the parameters, press [F1] key to display help message of the selected item. This setup program also provide 2 convenient ways to load the default parameter data from BIOS [F6] and [F7] area if shown data is corrupted.
  • Page 39 Virus Warning :Enabled :Disabled (default) CPU Internal Cache Enabled : enable L1 cache(default) Disabled: disable L1 cache External Cache Enabled (default): enable L2 cache Disabled: disable L2 cache CPU L2 Cache ECC Checking Enabled (default): enable L2 cache ECC checking Disabled: disable L2 cache ECC checking Quick Power On Self Test This category speeds up power on self test.
  • Page 40 Second Boot Device This category determines which drive the system searches first. System will search in turn for floppy disk drive; then hard disk drive, and finally Floppy drive. Default value is “HDD-0”. Options are as below: FLOPPY; LS120; HDD-0; SCSI; CDROM; HDD-1; HDD-2; HDD-3; ZIP100;...
  • Page 41 Typematic Rate Setting This determines the typematic rate. Enabled: enable typematic rate and typematic delay programming. Disabled (default) : disable typematic rate and typematic delay programming. The system BIOS will use default value of this 2 items and the default is controlled by keyboard.
  • Page 42 OS Select For DRAM> 64MB This option is especially set for OS2 operating system. Set “OS2” for RAM memory over 64MB and set “Non-OS2” for other operating systems like Windows® 95/98 or NT. :Non-OS2(default) :OS2 HDD S.M.A.R.T. Capability ：Disabled（default） ：Enabled Video BIOS Shadow To determine whether video BIOS will be copied to RAM for faster execution.

  • Page 43: Advanced Chipset Features

    4-1-3 Advanced Chipset Features Bank 0/1(2/3, 4/5) DRAM Timing This will determine the timing of SDRAM. The user can separately adjust the timing of bank 0/1, 2/3, 4/5. : SDRAM 8/10ns (default)—10 nano second : SDRAM 8ns, normal, medium, fast, turbo VIA694X System Board...
  • Page 44 SDRAM Cycle Length: control the DRAM page missing and row miss leadoff timing. :3 (default) DRAM Clock :Host CLK (default) System shows the actual DRAM speed the system uses. :HCLK+33M Please check DRAM clock for optimizes selection. Memory Hole : this field enable a memory hole in main memory space. CPU cycles matching an enabled hold are passed on to PCI note that a selected can not be changed while the L2 cache is enabled.
  • Page 45 AGP Aperture Size To select the size of the Accelerated Graphics Port (AGP) aperture is a portion of the PCI memory address range dedicated for graphics memory address space. Host cycles that hit the aperture range are forwarded to the AGP without any translation.
  • Page 46 :Disabled (default) On Chip Sound Auto ： On Chip Modem Auto ： CPU to PCI Write Buffer :Enabled (default) :Disabled PCI Dynamic Bursting :Enabled (default) :Disabled PCI Master 0 WS Write :Enabled (default) :Disabled PCI Delay Transaction :Enabled (default) :Disabled PCI#2 Access #1 Retry :Enabled (default) :Disabled...

  • Page 47: Integrated Peripherals

    4-1-4 Integrated Peripherals OnChip IDE Channel0/1 :Enabled (default) :Disabled IDE Prefetch Mode :Enabled (default) :Disabled VIA694X System Board...
  • Page 48 Primary Master PIO/ Primary Slave PIO This feature detects your primary master hard disk device. :Auto (default) :Mode 0,1,2,3,4 Secondary Master PIO/Secondary Slave PIO This feature detects your secondary master hard disk device. :Auto (default) :Mode 0,1,2,3,4 Primary Master UDMA/Primary Slave UDMA :Auto (default) :Disabled Secondary Master UDMA/Secondary Slave UDMA...
  • Page 49 Onboard Serial Port 1/Port 2 :3F8/IRQ4 :2F8/IRQ3 :3E8/IRQ4 :2E8/IRQ3 :Auto (default) :Disabled UART 2 Mode :Standard (default) --- the user is not allowed to modify “IR Function Duplex,” and “TX, RX inverting enable.” :ASKIR --- the user is allowed to modify “IR Function Duplex,” and “TX, RX inverting enable.”...
  • Page 50 Onboard Legacy Audio ：Disabled ：Enabled Sound Blaster ：Disabled ：Enabled SB I/O Base Address ：220H ：240H ：260H ：280H SB IRQ Select ：IRQ5 ：IRQ7 ：IRQ9 ：IRQ10 SB DMA Select ：DMA0 ：DMA1 ：DMA2 ：DMA3 MPU401 ：Disabled ：Enabled MPU401 I/O ADDRESS ：300-303H ：310-313H ：320-323H ：330-333H（Default）...
  • Page 51 Game Part 200-207h （ ） ：enabled VIA694X System Board...

  • Page 52: Power Management Setup

    4-1-5 Power Management Setup ACPI function This function allows you to enable/disable the Advanced Configuration and Power Management(ACPI). :Enabled (default) :Disabled ACPI Suspend Type :S1(POS) (default) PM Control By APM No : system BIOS will ignore APM Yes(default) : system BIOS will wait for APM’s prompt before it enter any PM mode, eg.
  • Page 53 Note1: If APM is installed, and there is a task running, even if the timer is time out, the APM will not prompt the BIOS to put the system into any power saving mode. Note2: If APM is not installed, this option has no effect. Video Off Option :Suspend -->...
  • Page 54 Power Management :User Define(default)--users can configure their own power management :Min Saving :Max Saving HDD Power Down When enabled and after the set time of system inactivity, the hard disk drive will be powered down while all other devices remain active. :Disabled(default) :1 Min ∼...
  • Page 55 :OFF(default) LPT & COM :LPT/COM (default) :NONE :LPT :COM HDD & FDD :ON(default) :OFF PCI Master :OFF(default) VIA694X System Board...
  • Page 56 Modem Ring Resume Enabled: modem ring on function --- system can be turned on through modem. Disabled(default): disble this function. Note: this function only works when the system is turned off from Windows mode, and Doze mode will not function. RTC Alarm Resume: auto power on at the appointed date and time.
  • Page 57 Primary INTR :ON (default) Select “on,” it adds the following functions, “IRQ3(COM2) - IRQ15 (Reserved).” :OFF Select “off,” “IRQ3 (COM2)- IRQ15 (Reserved)” will not show. VIA694X System Board...

  • Page 58: Pnp/Pci Configuration Setup

    4-1-6 PnP/PCI Configuration Setup VIA694X System Board...
  • Page 59 PNP OS Installed :No(default) OS will not recognize PnP devices. :Yes OS will arrange the setup of PnP devices. Reset Configuration Data :Disabled(default) :Enabled --- to reset “Extended System Configuration Data(ESCD) when you exit setup if you have installed a new add-on card and the system reconfiguration has caused such a serious conflict that the operating system can not boot up.

  • Page 60: Pc Health Status

    4-1-7 PC Health Status Current CPU Temperature, Current CPU Fan1 speed/CPU Fan2 speed/Current Vin3(V)/Vin1(V)/VIN(2)/Vdd(V): System will automatically detect the above items and show the status. VIA694X System Board...

  • Page 61: Frequency/Voltage Control

    4-1-8 Frequency/Voltage Control Auto Detect DIMM/PCI CIK :Enabled :Disabled (default) Spread Spectrum :0.25% :0.50% :Disabled(default) This selection is reserved for manufacturers to pass CE test only not available for users. CPU Host Clock (CPU/PCI) : 66/33 MHz, 75/37 MHz, 83/41 MHz, 100/33 MHz, 103/34 MHz, 112/37 MHz, 124/41 MHz, 133/44 MHz, 124/31 MHz, 133/33 MHz, 140/35 MHz VIA694X System Board...

  • Page 62: Load Optimized Defaults

    4-1-9 Load Optimized Defaults "Load Optimized Defaults" loads optimized settings which are stored in the BIOS ROM. The auto-configured settings only affect “BIOS Features Setup” and “Chipset Features Setup” screens. There is no effect on the standard CMOS setup. To use this feature, highlight it on the main screen and press the <Enter> key.

  • Page 63: Supervisor/User Password

    4-1-10 Supervisor/User Password The "Supervisor/User Password setting" utility sets the security protection. There are two kinds of password functions in the setup menu : one is “Supervisor Password,” and the other is “User Password.” Their difference is: Supervisor Password: this function allows you the right to change the options of setup menu.
  • Page 64 Step 2 : Confirm Password Type the password again and press <Enter>. If you forget password, please clear CMOS. (refer to jumper JBAT) Step 3: Set “Security Option” in “BIOS Features Setup” After setting password, enter “Security Option” in “BIOS Features Setup.” There are 2 options “Setup”...
  • Page 65 2. How to Disable “Supervisor Password” & “User Password”. Step 1: Go to CMOS Setup Menu (need to key in password first) Step 2: Enter “Supervisor Password” or “User Password” When it shows “Enter Password”, press the <Enter> key instead of entering a new password when "ENTER PASSWORD"...

  • Page 66: Save And Exit Setup

    4-1-11 Save & Exit Setup The "Save & Exit Setup" option will bring you back to boot up procedure with all the changes you have made which are recorded in the CMOS RAM. VIA694X System Board...

  • Page 67: Quit Without Saving

    4-1-12 Quit Without Saving The "Quit Without Saving" option will bring you back to normal boot up procedure without saving any data into CMOS RAM. All of the old data in the CMOS will not be changed. VIA694X System Board...

  • Page 68: Chapter 5 Appendix

    Chapter 5 Appendix 5-1 Memory Map Address range Size Description 00000-7FFFF 512K Conventional memory 80000-9FBFF 127K Extended conventional memory 9FC00-9FFFF Extended BIOS data area if PS/2 mouse is installed A0000-C7FFF 160K Available for hi DOS memory C8000-DFFFF Available for hi DOS memory and adapter ROMs E0000-EEFFF 60K Available for UMB...

  • Page 69: I/O Map

    5-2 I/O Map 000-01F DMA controller (master) 020-021 Interrupt controller (master) 022-023 Chipset control registers. I/O ports 040-05F Timer control registers 060-06F Keyboard interface controller (8042) 070-07F RTC ports & CMOS I/O ports 080-09F DMA register 0A0-0BF Interrupt controller (slave) 0C0-0DF DMA controller (slave) 0F0-0FF...

  • Page 70: Time & Dma Channels Map

    5-3 Time & DMA Channels Map Time map: Timer channel 0 system timer interrupt Timer channel 1 DRAM refresh request Timer channel 2 speaker tone generator Dma channels: DMA channel 0 available DMA channel 1 onboard ECP (option) DMA channel 2 floppy disk (ITE chip) DMA channel 3 onboard ECP (default) DMA channel 4 cascade for DMA controller 1 DMA channel 5 available...

  • Page 71: Interrupt Map

    5-4 Interrupt Map A. NMI: non-maskable interrupt B. IRQ(H/W): system timer interrupt from timer 0 1. 1 keyboard output buffer full 2. cascade for IRQ 8-15 3. serial port2 4. serial port1 5. parallel port 2 6. floppy disk (ITE chip) 7.

  • Page 72: Rtc & Cmos Ram Map

    5-5 RTC & CMOS RAM Map Seconds Seconds Alarm Minutes Minutes Alarm Hours Hours Alarm Day of Week Day of Month Month Year Status Register A Status Register B Status Register C Status Register D Diagnostic Status Byte Shutdown Byte Floppy Disk Type Drive Type Byte Hard Disk Type Byte Reserved...

  • Page 73: Award Bios Hard Disk Type

    5-6 Award BIOS Hard Disk Type Type Cylinder Heads Write Landing Sectors Size Pre-comp Zone 10MB 21MB 32MB 65MB 49MB 65535 21MB 32MB 65535 31MB 65535 117MB 65535 21MB 65535 37MB 65535 52MB 21MB 65535 44MB 21MB 42MB 65535 59MB 1024 1023 62MB...
  • Page 74 Type Cylinder Heads Write Landing Sectors Size Pre-comp Zone 1224 65535 117MB 1224 65535 159MB 1024 65535 71MB 1024 65535 1023 98MB 65535 1023 87MB 65535 72MB 1024 65535 1023 89MB 1024 65535 1023 106MB 1024 65535 1023 115MB 1024 65535 1023 124MB...

  • Page 75: Isa I/O Address Map

    5-7 ISA I/O Address Map I/O Address (HEX) I/O device 000 - 01F DMA Controller 1, 8237A-5 020 - 03F Interrupt Controller 1, 8259A 040 - 05F System Timer, 8254-2 060 - 06F 8042 Keyboard Controller 070 - 07F real-time Clock/CMOS and NMI Mask 080 - 09F DMA Page Register, 74LS612 0A0 - 0BF...
  • Page 76 I/O Address (HEX) I/O device 380 - 38F SDLC, Bisynchronous 2 390 - 393 Cluster 3A0 - 3AF Bisynchronous 1 3B0 - 3BF Monochrome Display and Printer Adapter 3C0 - 3CF Enhanced Graphics Adapter 3D0 - 3DF Color/Graphics Monitor Adapter 3F0 - 3F7 Diskette Drive Controller 3F8 - 3FF...

  • Page 77: Chapter 6 Q & A

    Chapter 6 Q & A 6-1 Error Messages During Power on Self Test During power on self test (post), BIOS will automatically detect the system devices. Below are the questions that users most often meet. The user may press “Esc” key to skip the full memory test. Beep sound On power on, the system make beep sound to offer different messages.
  • Page 78 Hard disk initialize Please wait a moment… Some hard drives require more time to initialize. Hard disk install failure The system can not find or initialize the hard drive controller or the drive. Check if the controller is set correctly. If no hard disk is installed, “Hard drive selection”...

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