Casio G486VPB User Manual

G486VPBRev. 0+System BoardUser’s Manual- D28750815 -

PCI/ISA System Board10v Installation OverviewThis chapter summarizes the steps in installing theG486VPB system board into your system unit.Preparing t

G486VPB11Static electrical discharge can damage computer compo-nents without causing any signs of physical damage.You must take extra care in handling

Hardware InstallationCache configrationCPU installationMemory modules installationOther jumper settingsInstalling the system boardBuilt-in PortsExpans

Locations of Jumpers on the G486VPB

PCI/ISA System Board14Cache ConfigurationThe G486VPB system board can be configured to threedifferent cache sizes: 128KB (default size), 256KB, and512

G486VPB15To upgrade from 256KB to 512KB of cache memory,use four pieces of 128Kx8 SRAM.* Default settingData SRAMU4/U5/U9/U10Tag SRAMU21CacheableRange

PCI/ISA System Board16Jumper Setting for Cache MemoryPlease refer to the figure on page 14 for the locations ofJumpers JP10, JP11, JP12, JP13 and JP14

G486VPB17CPU InstallationGet detail informationof your CPUSet the Voltage setting jumpersSet the external clock speedjumpersSet the CPU jumpersInsert

PCI/ISA System Board18Locations of ZIF Socket, JumpersJP6 - JP7, JP9 , JP15 - JP20, JP21, JP23 - JP30 and JRN1 - JRN3on the G486VPB System BoardU17

G486VPB191 2 3JP23 JP241265 JP21JP21 1-2 On and JP23, JP24 2-3 On:3.45V1 2 3JP23 JP241265 JP21JP21 Off andJP23, JP24 1-2 On:5V (Default)5V CPUs:Intel

v Copyright 1995 by DFI, Inc.All rights reserved.No part of this document may be copied, reproduced inany form or by any means or used to make any tra

PCI/ISA System Board20External 25MHz 33MHz * 40MHz 50MHzCPU Clock SpeedInternal 25/50MHz 33/66/100MHz 40/80MHz 50MHzCPU Clock SpeedPentium OverDrive 6

G486VPB21Jumper Settings for CPU Type SelectIntel 486SXPin 1

PCI/ISA System Board22Intel 486DX/DX2 * (Default)Pin 1

G486VPB23Intel DX4Pin 1

PCI/ISA System Board24Intel DX4 OverDrive / Pentium OverDrivePin 1

G486VPB25AMD Am486DX2 SV8BPin 1

PCI/ISA System Board26AMD Am486DX2 NV8TPin 1

G486VPB27AMD Am486DX4 SV8B / Am486DX4 NV8TPin 1

PCI/ISA System Board28UMC U5SDPin 1

G486VPB29UMC U5S / U5SLVPin 1

v FCC Statement on Class BThis equipment has been tested and found to complywith the limits for a Class B digital device, pursuant toPart 15 of the FC

PCI/ISA System Board30Cyrix Cx486 DX/DX2/DX4SGS Thompson ST486DX2Pin 1CyrixCx486 DX/DX2/DX4orSGSST486DX2Pin 1

G486VPB31Cyrix Cx5x86Pin 1

PCI/ISA System Board32Installing Upgrade CPUsThe G486VPB is equipped with a 237-pin ZeroInsertion Force (ZIF) socket at location U17 of thesystem boar

G486VPB33Zero Insertion Force (ZIF) Socketif the system has been running. To avoid the possibilityof a burn, power the system off and let the processo

PCI/ISA System Board34To install an upgrade CPU in the G486VPB, follow thesteps below.1. Make sure the handle on the side of the ZIF socketis up. To r

G486VPB353. Position the CPU above the ZIF socket. Make surepin 1 of the CPU is aligned with pin 1 of the socket.Lower the chip until the pins are ins

PCI/ISA System Board36Fan ExhaustThe CPU must be kept cool by using a fan exhaustconfiguration in connection with the heatsink. Thetemperature of the

G486VPB37Memory InstallationThe G486VPB system board can support 1MB to128MB of memory using HSIM modules. HSIM is anacronym for High Density Single I

PCI/ISA System Board38Memory Size Bank 0/1 Bank 2/31MB 1M -2MB 1M 1M4MB 4M -5MB 4M 1M8MB 4M 4M16MB 16M -17MB 16M 1M20MB 16M 4M32MB 16M 16M64MB 64M -65

G486VPB39Note:If you are installing only one SIMM, you can install it inany of the sockets. The bank you choose is considered tobe Bank 0/1.Installing

PCI/ISA System Board4v Table of Contents vIntroduction ... 6Fea

PCI/ISA System Board40Other Jumper SettingsJumper Settings for Internal/External Battery, CMOS Clean, FlashEPROM, PS/2 Mouse, CPU Speed for PCI Slots

G486VPB41321321Note:If you enable the external battery, you must connect theexternal battery to connector J3 or your system will loseits CMOS settings

PCI/ISA System Board42132Jumper JP5EPROM TypeJumper JP5 shoud be set to match the type of theEPROM installed on the system board. The EPROMtype settin

G486VPB43Jumpers JP4 and JP8CPU External Clock Speed for PCI SlotsThese jumpers should be configured according to thetype of CPU installed on the syst

PCI/ISA System Board44Jumper JP1ECP DMA Channel SelectThe on-board printer port can be set to ECP mode inCMOS Setup. In ECP mode (but not in the other

G486VPB45Installing the System BoardBefore installing the system board into your system unit,you should prepare the tools you will need:You will ne

PCI/ISA System Board46Step 5Remove the G486VPB from its original packing box.Be careful to avoid touching all connectors and pins onthe board. Please

G486VPB47Built-in PortsThe G486VPB system board is equipped with two serialports, one ECP/EPP parallel printer port, one FDDconnector, two IDE hard di

PCI/ISA System Board48Serial PortsThe built-in serial ports are RS-232C asynchronouscommunication ports with 16C550-compatible UARTsthat can be used w

G486VPB49The Primary and Secondary Serial Ports on the G486VPB System BoardParallel PortThe G486VPB system board has a standard connectorfor interfaci

G486VPB5Initial Setup Program ... 57Award BIOS CMOS Setup Utilities ...

PCI/ISA System Board50Connecting the Parallel Printer PortAttach the DB-25S printer port cable, which came withthe motherboard, to Connector J5 on the

G486VPB51Floppy Disk Drive ControllerThe G486VPB system board has a built-in floppy diskcontroller that supports two standard floppy disk drives.You c

PCI/ISA System Board52Step 2Install the other 34-pin header connector(s) into the diskdrive(s) with the colored edge of the daisy chainedribbon cable

G486VPB53Connecting the IDE Hard Disk InterfaceThe IDE Hard Disk Connector on theG486VPB System BoardStep 1If you are connecting two hard drives, inst

PCI/ISA System Board54Note:Refer to your disk drive user's manual for informationabout selecting proper drive switch settings.Adding a Second IDE

G486VPB55PS/2 Mouse PortThe PS/2 mouse port is a 6-pin connector on thesystem board. Attach the 6-pin mouse port cable, whichcame in the G486VPB box,

PCI/ISA System Board56Installing Expansion CardsThe G486VPB is equipped with three dedicated PCI andthree dedicated ISA slots. One PCI slot and one

G486VPB57v Initial Setup ProgramAfter you power up your system, the BIOS messageappears on your screen and the memory count begins.After the memory te

PCI/ISA System Board58Award BIOS CMOS Setup UtilityPress <Ctrl> <Alt> <Esc> or <Del> simultaneously toenter the Setup utility.

G486VPB59Date and TimeSets the time and date for the system. Press <F3> forthe calendar.Primary Master, Primary Slave, Secondary Master andSecon

PCI/ISA System Board6v IntroductionThe G486VPB system board offers several advancedfeatures integrated into the system board. Its design isbased on th

PCI/ISA System Board60If none of the pre-set types is appropriate for your drive,choose “User”, which is the user-definable type. To usethis type, hi

G486VPB61All, But Disk/Key: The system will stop for anyerrors except a keyboard or diskerror.MemoryThe lower right hand corner shows the base memorys

PCI/ISA System Board62The Virus Warning option may be set to “enabled” or“disabled”. When enabled, the BIOS issues a warningwhen any program or virus

G486VPB63Chipset Features SetupThe G486VPB uses the VIA chipset. The ChipsetFeatures Setup allows you to modify some functions tooptimize system perfo

PCI/ISA System Board64Power Management SetupUse the arrow keys to highlight “Power ManagementSetup” and press <Enter>. A screen similar to onebe

G486VPB65PCI Configuration SetupUse the arrow keys to highlight “PCI ConfigurationSetup” and press <Enter>, a screen similar to the onebelow wil

PCI/ISA System Board66Load BIOS DefaultsIf, for some reason, the CMOS becomes corrupted,the system can be reconfigured with the default valuesstored i

G486VPB67Password SettingIf you want to set a password, make sure that the Secu-rity Option under the BIOS Features Setup is set to“System” or “Setup”

PCI/ISA System Board68you will be prompted to enter the correct passwordagain. Otherwise, enter a new password.To delete or disable the password funct

G486VPB69IDE HDD Auto DetectionThis option detects the hard disk parameters for the harddisk drives installed in your system. Highlight thisoption and

G486VPB7Processor• 5V CPUsIntel 486SX/DX/DX2 (full series) and PentiumTMOverDrive ProcessorAMD 486DX/DXL/DXL2 (full series)Cyrix 486SX/DX/DX2 (full se

PCI/ISA System Board70Save & Exit SetupWhen all the changes have been made, highlight “Save& Exit Setup” and press <Enter>. The message

G486VPB71v IDE Device DriversThe G486VPB system board uses the VT82C496G thatsupport two IDE channels: 1Fx channel (Primary IDEChannel) and 17x channe

PCI/ISA System Board72v Troubleshooting ChecklistIf you experience difficulty with the G486VPB systemboard, please refer to the checklist below. If yo

G486VPB73To remove the battery from the socket above, pushthe black button downward (1) and the battery to theright (2).To remove the battery from the

PCI/ISA System Board74v Appendix A: Types of ModulesThe G486VPB system board allows you to populatememory with 256Kx36, 512Kx36, 1Mx36, 2Mx36,4Mx36

G486VPB75For SIM 2Mx36 ModulesBrand Chip NumberOKI M511000BFor SIM 4Mx36 ModulesBrand Chip NumberOKI M514100A-70SFor SIM 8Mx36 ModulesBrand Chip Numbe

PCI/ISA System Board76v Appendix B: System Error ReportWhen the BIOS encounters an error that requires theuser to correct something, either a beep

G486VPB77CMOS CHECKSUM ERRORChecksum of CMOS is incorrect. This can indicate thatCMOS has become corrupt. This error may have beencaused by a weak bat

PCI/ISA System Board78ERROR ENCOUNTERED INITIALIZING HARD DRIVEHard drive cannot be initialized. Be sure the adapter isinstalled correctly and all cab

G486VPB79MEMORY PARITY ERROR AT...Indicates a memory parity error at a specific location.You can use this location along with the memory mapfor your s

PCI/ISA System Board8BIOS• Award system BIOS (Flash EPROM optional)• Supports IDE HDDs larger than 528MB under DOS(LBA mode only)• System and EGA/VGA

PCI/ISA System Board80PRESS F1 TO DISABLE NMI, F2 TO REBOOTWhen BIOS detects a Non-Maskable Interrupt conditionduring boot, this will allow NMI to be

G486VPB81v Appendix C: Memory & I/O MapsMemory Address MapAddress Name Function0000000 to 640K System System Board Memory009FFFF Board RAM00A0000

PCI/ISA System Board82I/O Address MapI/O Address Function000-01F DMA Controller 1, 8237A-5020-03F Interrupt Controller 1, 8259A, Master040-05F Timer,

G486VPB83v Appendix D: PCI I/O Pin Assignments- 01 -- 02 -- 03 -- 04 -- 05 -- 06 -- 07 -- 08 -- 09 -- 10 -- 11 -- 12 -- 13 -- 14 -- 15 -- 16 -- 17 --

PCI/ISA System Board84v Appendix E: ISA I/O Pin Assignments- 01 -- 02 -- 03 -- 04 -- 05 -- 06 -- 07 -- 08 -- 09 -- 10 -- 11 -- 12 -- 13 -- 14 -- 15 -

G486VPB85v Appendix F: Connector Pin Assignments Locations of Connectors on the System BoardJ15Green LEDJ14Turbo LEDJ13Turbo SW.J12ResetJ11SpeakerJ10K

PCI/ISA System Board86Connectors J1 and J2Primary (COM1) and Secondary (COM2) Serial PortsConnector J5Parallel Printer PortPin123456789FunctionDCD (Da

G486VPB87Connector J4Floppy Disk Drive ConnectorPin12345678FunctionGroundDENSELGroundReservedGroundDrate0GroundIndexPin1011121314151617181920212223242

PCI/ISA System Board88 Pin910111213141516171819202122232425262728293031323334FunctionGroundMTR0GroundDR1GroundDR0GroundMTR1Drate1DirGroundStepGroundWr

G486VPB89Connectors JP6 and JP7Primary and Secondary IDE Hard Disk Drive ConnectorsPin12345678910111213141516171819202122232425Function-ResetGroundD7D

G486VPB9CPU Socket• 237-pin ZIF socket (Intel Socket 3)Board Dimensions• 22cm (8.58") x 22cm (8.58")Baby AT form factorPCB• 4 layersPackage

PCI/ISA System Board90Connectors J8 and J9IDE1/IDE2 LEDPin12FunctionSignalLED PowerFunctionGroundIO Channel Ready *BALEReservedGroundIRQ14IOCS16SA1Res

G486VPB91Connector J10Keylock ConnectorConnector JP12Reset Switch ConnectorConnector J11Speaker ConnectorPin Function1 Ground2 ResetFunctionSignalRese

PCI/ISA System Board92Connector J13Turbo/Green Button ConnectorConnector J14Turbo LED ConnectorConnector J15Green LED ConnectorPin Function1 GND2 Sign

G486VPB93Connector J3External Battery ConnectorPin1234Function3.6 Lithium BatteryKeyGNDGNDConnector CN3PS/2 Mouse ConnectorPin123456FunctionMouse Data

PCI/ISA System Board94Connector PL1Power ConnectorPin123456789101112FunctionPower Good+5V+12V-12VGroundGroundGroundGround-5V+5V+5V+5V

G486VPB95v Appendix G: Award BIOS Hard Disk TableType12345678910111213141516171819202122232425262728Size(MB)Cylinders Heads Sectors1717171717171717171

PCI/ISA System Board96Type293031323334353637383940414243444546Size(MB)Cylinders Heads Sectors171717171717171717171717172617263338Maxtor 1085,Micropoli