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VA-502
MAINBOARD
MANUAL
DOC No.      : 16059
Rev.                    : A3
Date                    : 9, 1997
Part No.        : 25-10800-18

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Summary of Contents for FIC VA-502

  • Page 1 VA-502 MAINBOARD MANUAL DOC No.      : 16059 Rev.                    : A3 Date                    : 9, 1997 Part No.        : 25-10800-18...
  • Page 2 Notice Handling Precautions Warning : 1. Static electricity may cause damage to the integrated circuits on the mainboard. Before handling any mainboard outside of its protective packaging, ensure that there is no static electric charge in your body. 2. There is a danger of explosion if the battery is incorrectly replaced. Replace only with the same or an equivalent type recommended by the manufacturer.
  • Page 3: Table Of Contents

    Table of Contents Chapter 1 Overview Package Checklist..................2 The VA-502 Mainboard................3 Main Features..................... 4 Advanced Features..................6 Infrared (IR) Connections................7 Universal Serial Bus (USB) Functionality..........8 Chapter 2 Installation Procedures Mainboard Layout................10 1). Set System Jumpers................11 Jumpers.....................
  • Page 4 VA-502 Mainboard Manual Infrared Connector: IR.............. 31 PS/2 Mouse Connector: MS_CON..........31 Front Panel Block Connector: F_PNL........32 Standard Power Connector: POWER........33 IDE HDD Device Connectors: PRIMARY, SECONDARY..34 Printer Connector: PRINTER............ 34 Universal Serial Bus Connectors: USB1, USB2......35...
  • Page 5: Chapter 1 Overview

    EDO, and lightning-fast SDRAM memory types. The VA-502 comes with a full set of I/O features conveniently integrated on the rear I/O panel, including two USB connectors. The board also has an integrated PCI Bus Master Enhanced IDE controller...
  • Page 6: Package Checklist

    VA-502 Mainboard Manual Package Checklist Please check that your package contains all the items listed below. If you discover any item is damaged or missing, please contact your vendor. The VA-502 mainboard This user manual One IDE HDD cable One floppy disk drive cable...
  • Page 7 Overview The VA-502 Mainboard...
  • Page 8: Main Features

    VA-502 Mainboard Manual Main Features The VA-502 mainboard comes with the following high-performance features: Easy Installation Award BIOS with support for Plug and Play, auto detection of Hard Drive and IDE features, and MS Windows 95 compatible. Flexible Processor Support...
  • Page 9 Overview Versatile Main Memory Support Accepts up to 512MB RAM in two banks using four SIMMs of 8, 16, 64, 128MB with support for FPM and EDO DRAM and two DIMMs of 8, 16, 32, 64MB with support for SDRAM and EDO DRAM. ISA &...
  • Page 10: Advanced Features

    DIMM sockets. SDRAM delivers an added boost to overall system performance by increasing the CPU-to-memory data transfer rate to 528MB/sec compared to 264MB/sec for conventional EDO DRAM. SDRAM performance on the VA-502 is further boosted by the board’s integrated I C controller, which optimizes the memory timing settings.
  • Page 11: Infrared (Ir) Connections

    Overview With the integrated Enhanced PCI Bus Master IDE controller you can connect up to four Enhanced IDE peripheral devices to your system. All devices are categorized in the same way that IDE hard disks were configured in the past, with one device set as the master device and the other as the slave device.
  • Page 12: Universal Serial Bus (Usb) Functionality

    VA-502 Mainboard Manual Universal Serial Bus (USB) Functionality This mainboard features integrated support for state-of-the-art USB technology, which provides high-speed and easy-to-use Plug & Play connections to the future generation of external peripherals, such as keyboards, mouse, monitors, game devices, scanners, printers, and fax/modems.
  • Page 13: Installation Procedures

    Chapter 2 Installation Procedures The VA-502 has several user-adjustable jumpers on the board that allow you to configure your system to suit your requirements. This chapter contains information on the various jumper settings on your mainboard. To set up your computer, you should follow these installation steps:...
  • Page 14: Mainboard Layout

    VA-502 Mainboard Manual Mainboard Layout...
  • Page 15: Set System Jumpers

    Installation Procedures 1). Set System Jumpers Jumpers Jumpers are used to select the operation modes for your system. Some jumpers on the board have three metal pins with each pin representing a different function. To a jumper, a black cap containing metal contacts is placed over the jumper pins according to the required configuration.
  • Page 16 VA-502 Mainboard Manual...
  • Page 17: Install System Memory

    The VA-502’s RAM is comprised of four industry standard 72-pin Single In-line Memory Modules (SIMMs) and two 168-pin Dual In-line Memory Modules (DIMMs). Each SIMM socket supports from 4 to 128MB...
  • Page 18: Ram Module Configuration

    VA-502 Mainboard Manual RAM Module Configuration (Unit : MB) TOTAL SIMM 1 & 2 SIMM 3 & 4 DIM1 DIM2 MEMORY (Bank 0) (Bank 1) (Bank 2) (Bank 0) 4 & 4 8 & 8 4 & 4 4 & 4 16 &...
  • Page 19 Installation Procedures latency time are 70ns, 60ns, 50ns; and for the DIMMs which latency time are 12ns, 10ns.
  • Page 20: Install Simms

    VA-502 Mainboard Manual Install SIMMs Complete the following procedures to install SIMMs: CAUTION : Always turn the system power off before installing or removing any device; and see “Handling Precautions” at the start of this manual. 1. Locate the SIMM slots on the mainboard. (See figure below.) NOTE : SIMMs in each bank must be of the same type;...
  • Page 21: Remove Simms

    Installation Procedures Swing each SIMM into its upright, locked position. When locking a SIMM in place, push on each end of the SIMM - do not push in the middle, as shown above. Remove SIMMs To remove the SIMMs, pull the retaining latch on both ends of the socket and reverse the procedure above.
  • Page 22: Install Dimms

    VA-502 Mainboard Manual Install DIMMs Complete the following procedures to install DIMMs: 1. Locate the DIMM slots on the mainboard. (See figure below.) Install the DIMM straight down into the DIMM slot with both hands. The clips of the slot will close up to hold the DIMM in place when the DIMM touches the slot’s bottom.
  • Page 23: Cache Memory

    Installation Procedures Cache Memory The VA-502 comes with onboard 512KB (256KB is optional) synchronous 3V Pipeline Burst SRAMs. Cache memory access is very fast compared to main memory access. The cache holds data for imminent use. Since cache memory is from five to more than ten times faster than main memory, the CPU’s access...
  • Page 24 VA-502 Mainboard Manual...
  • Page 25: Install The Cpu

    Installation Procedures 3). Install the CPU The CPU module resides in the Zero Insertion Force (ZIF) socket on the mainboard. CAUTION : Always turn the system power off before installing or removing any device. Always observe static electricity precautions. See “Handling Precautions” at the start of this manual. Inserting the CPU chip incorrectly may damage the chip.
  • Page 26: Cpu External Clock (Bus) Frequency: Clk1, Clk2, Clk3

    VA-502 Mainboard Manual CPU External Clock (BUS) Frequency: CLK1, CLK2, CLK3 The table below shows the jumper settings for the different CPU speed configurations. CPU to Bus Frequency Ratio: FREQ1, FREQ2, FREQ3 These three jumpers are used in combination to decide the ratio of the internal...
  • Page 27: Intel Pentium/Pentium Mmx Cpus

    Installation Procedures Intel Pentium/Pentium MMX CPUs Frequency...
  • Page 28: Voltage

    VA-502 Mainboard Manual Voltage...
  • Page 29: Amd-K5/K6 Cpus

    Installation Procedures AMD-K5/K6 CPUs Frequency...
  • Page 30: Voltage

    VA-502 Mainboard Manual Voltage...
  • Page 31 Installation Procedures...
  • Page 32: Cyrix 6X86/Mx Cpus

    VA-502 Mainboard Manual Cyrix 6x86/MX CPUs Frequency NOTE : * This CPU had not been tested when this manual was printed. Please refer to your Cyrix CPU top marking about the actual CPU speed and ratio. Voltage...
  • Page 33 Installation Procedures...
  • Page 34 VA-502 Mainboard Manual...
  • Page 35: Ibm 6X86/Mx Cpus

    Installation Procedures IBM 6x86/MX CPUs Frequency NOTE : * This CPU had not been tested when this manual was printed. Please refer to your IBM CPU top marking about the actual CPU speed and ratio.
  • Page 36: Voltage

    VA-502 Mainboard Manual Voltage...
  • Page 37 Installation Procedures...
  • Page 38: Install Expansion Cards

    VA-502 Mainboard Manual 4). Install Expansion Cards Your mainboard features three 16-bit ISA Bus and four 32-bit PCI Bus expansion slots. This section describes how to connect an expansion card to one of your system's expansion slots. Expansion cards are printed circuit boards that, when connected to the mainboard, increase the capabilities of your system.
  • Page 39 Installation Procedures Unscrew the mounting screw that secures the slot cover and pull the slot cover out from the chassis. Keep the slot cover mounting screw nearby.
  • Page 40 VA-502 Mainboard Manual 3. Holding the edge of the peripheral card, carefully align the edge connector with the expansion slot. (See figure below.) Push the card firmly into the slot. Push down on one end of the expansion card, then the other. Use this “rocking” motion until the add-in card is firmly seated inside the slot.
  • Page 41: Connector Cables And Power Supply

    Installation Procedures 5). Connector Cables and Power Supply AT Keyboard Connector: AT_KB The cable of your 101-key enhanced keyboard or 106-key Windows 95 keyboard is plugged into this connector. Serial Port Connectors: COM1, COM2 These two connectors allow you to connect with your devices that take serial ports, such as a serial mouse or a modem.
  • Page 42 VA-502 Mainboard Manual...
  • Page 43: Cpu Fan Connector: Fan

    Installation Procedures CPU Fan Connector: FAN This connector is linked to the CPU fan for cooling the processor temperature. Floppy Diskette Drive Connector: FLOPPY This connector provides the connection with your floppy disk drive.
  • Page 44 VA-502 Mainboard Manual...
  • Page 45: Infrared Connector: Ir

    Installation Procedures Infrared Connector: IR This connector supports the connection to your IR device. The IR port uses the same IRQ as COM2 port, therefore you need to adjust this BIOS option when an IR device is installed. PS/2 Mouse Connector: MS_CON This connector is connected to the PS/2 mouse.
  • Page 46: Front Panel Block Connector: F_Pnl

    VA-502 Mainboard Manual Front Panel Block Connector: F_PNL This block connector concludes : Power LED, Keylock, Speaker, Reset, Turbo LED, Turbo switch, IDE HDD LED connectors.
  • Page 47 Installation Procedures Item Connector Pin Type Feature Power LED 2-pin male indicates the system power status allows the keyboard to access the Keylock 2-pin male system Speaker 4-pin male connects to speaker Reset 2-pin male allows you to reset the system Turbo LED 2-pin male indicates the system is in turbo speed...
  • Page 48: Standard Power Connector: Power

    VA-502 Mainboard Manual NOTE : The mainboard provides an optional suspend mode switch (2-pin male) connector. If this connector is onboard, the Turbo LED in the previous page becomes Suspend Mode LED. It can be used to set the system to suspend mode.
  • Page 49 Installation Procedures...
  • Page 50: Ide Hdd Device Connectors: Primary, Secondary

    VA-502 Mainboard Manual IDE HDD Device Connectors: PRIMARY, SECONDARY These two connectors are used for your IDE hard disks. If you have one IDE hard disk, connect it to the PRIMARY connector using the IDE HDD flat cable provided with the mainboard. The BIOS auto detection sets it to be a “Primary Master”...
  • Page 51: Universal Serial Bus Connectors: Usb1, Usb2

    Installation Procedures Universal Serial Bus Connectors: USB1, USB2 These two connectors link with USB peripheral devices via an optional USB riser card.
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  • Page 53: Award Bios Setup

    Chapter 3 Award BIOS Setup The mainboard comes with the Award BIOS chip that contains the ROM Setup information of your system. This chip serves as an interface between the processor and the rest of the mainboard's components. This chapter explains the information contained in the Setup program and tells you how to modify the settings according to your system configuration.
  • Page 54: Standard Cmos Setup

    VA-502 Mainboard Manual Standard CMOS Setup The Standard CMOS Setup screen is displayed above. Each item may have one or more option settings. The system BIOS automatically detects memory size, thus no changes are necessary. Use the arrow keys to highlight the item and then use the PgUp or PgDn keys to select the value you want in each item.
  • Page 55: Bios Features Setup

    Award BIOS Setup SECTOR: The sector number of each track defined on the hard disk. MODE: Select Auto to detect the mode type automatically. If your hard disk supports the LBA mode, select LBA or Large. However, if your hard disk cylinder is more than 1024 and does not support the LBA function, you have to set at Large.
  • Page 56 VA-502 Mainboard Manual When enabled, improves the system performance. Disable this item when testing or trouble-shooting. The options are: Enabled (Default), Disabled. External Cache When enabled, supports an optional cache SRAM. The options are: Enabled (Default), Disabled. Quick Power On Self Test When enabled, allows the BIOS to bypass the extensive memory test.
  • Page 57 Award BIOS Setup Typematic Rate (Chars/Sec) Sets the rate of a character repeat when the key is held down. The options are: 6 (Default), 8, 10, 12, 15, 20, 24, 30. Typematic Delay (Msec) Sets the delay time before a character is repeated. The options are: 250 (Default), 500, 750, 1000 millisecond.
  • Page 58: Chipset Features Setup

    VA-502 Mainboard Manual Chipset Features Setup Video BIOS Cacheable When enabled, allows the system to use the video BIOS codes from SRAMs. The options are: Enabled (Default), Disabled. System BIOS Cacheable When enabled, allows the ROM area F000H-FFFFH to be cacheable when cache controller is activated.
  • Page 59 Award BIOS Setup CPU Pipeline When enabled, allows the CPU to execute the pipeline function. The options: Enabled (Default), Disabled. DRAM Auto Configuration When set at Enabled, it allows you to configure the features that from the third one, Fast RAS To CAS Delay, to the eighth one, Refresh RAS# Assertion.
  • Page 60: Power Management Setup

    VA-502 Mainboard Manual When enabled, allows a zero-wait-state-cycle delay when the PCI master drive writes data to DRAM. The options are: Enabled (Default), Disabled. Quick Frame Generation When enabled, allows the system to start the PCI Bus (by asserting frame) as soon as possible when the bus cylce is going to forward to the PCI Bus.
  • Page 61 Award BIOS Setup PM Control by APM The option No allows the BIOS to ignore the APM (Advanced Power Management) specification. Selecting Yes will allow the BIOS wait for APM's prompt before it enters Doze mode, Standby mode, or Suspend mode.
  • Page 62 VA-502 Mainboard Manual Doze Mode When disabled, the system will not enter Doze mode. The specified time option defines the idle time the system takes before it enters Doze mode. The options are: Disabled (Default), 10, 20, 30, 40 sec, 1, 2, 4, 6, 8, 10, 20, 30, 40 min, 1h.
  • Page 63 Award BIOS Setup IRQ# Activity After the time period which you set at in Suspend Mode Feature, the system advances from Doze Mode to Suspend Mode in which the CPU clock stops and the screen display is off. At this moment, if the IRQ activity which is defined as Primary occurs, the system goes back to Full-on Mode directly.
  • Page 64: Pnp Configuration Setup

    VA-502 Mainboard Manual PNP/PCI Configuration Setup Installed If your operating system is a Plug-and-Play one, such as Windows NT, Windows 95, select Yes. The options are: No (Default), Yes. Resources Controlled By If set at Auto, the BIOS arranges all system resources. If there exists conflict, select Manual.
  • Page 65 Award BIOS Setup If your PCI VGA card does not need an IRQ, select Disabled; therefore, an IRQ can be released for the system use. The options are: Enabled, Disabled (Default).
  • Page 66: Load Bios Defaults

    VA-502 Mainboard Manual Load BIOS Defaults BIOS defaults contain the most appropriate values of the system parameters that allow minimum system performance. The OEM manufacturer may change the defaults through MODBIN before the binary image burns into the ROM. Load Setup Defaults Selecting this field loads the factory defaults for BIOS and Chipset Features which the system automatically detects.
  • Page 67 Award BIOS Setup Integrated Peripherals IDE HDD Block Mode When enabled, the system executes read/write requests to hard disk in block mode. The options are: Enabled (Default), Disabled. On-Chip Primary PCI IDE When enabled, allows you to use the onboard primary PCI IDE. The options are: Enabled (Default), Disabled.
  • Page 68 VA-502 Mainboard Manual IDE Secondary Master PIO Allows an automatic or a manual configuration of the PCI secondary IDE hard disk (master) mode. The options are: Auto (Default), Mode 0, Mode 1, Mode 2, Mode 3, Mode 4. IDE Secondary Slave PIO Allows an automatic or a manual configuration of the PCI secondary IDE hard disk (slave) mode.
  • Page 69 Award BIOS Setup BIOS Support USB Keyboard If Enabled is selected in the above feature, this feature will appear. If your USB devices cannot be detect automatically by the system BIOS or some driver diskettes came with your USB devices, please set at DOS for allowing you to install the driver.
  • Page 70 VA-502 Mainboard Manual Allows you to connect with an advanced printer. The options are: Normal (Default), EPP, ECP, ECP+EPP. ECP Mode Use DMA If your select ECP mode to be the parallel port mode, this feature allows you to select Direct Memory Access (DMA) channel. The options are: 3 (Default), 1.
  • Page 71: Supervisor/User Password

    Award BIOS Setup Supervisor/User Password To enable the Supervisor/User passwords, select the item from the Standard CMOS Setup. You will be prompted to create your own password. Type your password up to eight characters and press Enter. You will be asked to confirm the password.
  • Page 72: Save And Exit Setup

    VA-502 Mainboard Manual Save and Exit Setup After you have made changes under Setup, press Esc to return to the main menu. Move cursor to Save and Exit Setup or press F10 and then press Y to change the CMOS Setup. If you did not change anything, press Esc again or move cursor to Exit Without Saving and press Y to retain the Setup settings.
  • Page 73: Appendix A Bios Update Instruction

    Appendix A BIOS Update Instruction Flash Process The mainboard provides a Flash BIOS. If you have any question about the BIOS upgrade, please contact your local dealer for more information. The following instructions are introduced when the upgrade is needed. Create a Bootable Floppy (in DOS) - with a non-formatted diskette, type format a:/s With a formatted diskette, type sys a:...
  • Page 74 VA-502 Mainboard Manual Wait until it displays Message: Power Off or Reset the system. Once the BIOS has been loaded successfully, remove the floppy diskette and reboot the system holding the END key prior to power on until you enter CMOS setup.
  • Page 75: Appendix B Software Utilities

    Appendix B Software Utilities DMI Utility DMI (Desktop Management Interface) is a standard for organizing system configuration information. Using DMI, computer configuration can be made much simpler, quicker, and easier. Computer system configuration information can be read and modified from remote locations, permitting remote configuration and boot up.
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  • Page 77: Appendix C Application Note

    Appendix C Application Note Below are some recommended configurations that will allow your mainboard to perform efficiently when using certain devices or when under a particular environment. 1). Add-On Card Installation There are some space limitation for add-on card size when they are installed on Slot1 and Slot2 as shown right-hand side.

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