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VIA693A System  Board         61

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 (Winboand chip)
                   DMA channel 3 onboard ECP (default)
                   DMA channel 4 cascade for DMA controller 1
                   DMA channel 5 available
                   DMA channel 6 available
                   DMA channel 7 available

Summary of Contents for 6VA693AM

Page 1: ...6VA693AM S 370 FC PGA ATX Form Factor Main Board User s Manual...

Page 2: ...nscribed 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...

Page 3: ...hange without notice The manufacturer of the main board will not be held responsible for technical or editorial omissions made herein nor for the incidental or consequential damages resulting from its...

Page 4: ...or 10 2 2 3 JP1 JP4 Audio AMR Function Selector 11 2 2 4 JP8 JP9 JP10 CPU Type Selector 12 2 2 5 VID0 VID4 CPU Vcore Selector 13 2 3 Connectors 15 2 3 1 Front Panel 15 2 3 2 Back Panel 17 Keyboard Mou...

Page 5: ...ipset Features Setup 38 4 1 4 Power Management Setup 41 4 1 5 PNP PCI Configuration Setup 44 4 1 6 Integrated Peripherals 47 4 1 7 Password Setting 50 4 1 8 IDE HDD Auto Detection 53 4 1 9 Load Setup...

Page 6: ...ubsystem supports up to either 256 MB SDRAM The main board using the Socket370 accepts Intel Pentium II 66MHz Celeron Pentium III 100 133 MHz Celeron Coppermine and Cyrix III CPU processors Built in s...

Page 7: ...eration asset management new system setup and power conservation In conclusion the main board is a combination of the highest in performance flexibility efficiency and ease of use that meets a variety...

Page 8: ...Architecture It is improved by 3D visualization and interactive capabilities required by present high end commercial and technical applications and future s emerging applications as well Below is the...

Page 9: ...IMM not support EDO RAM supports to PC 133 specification Expansion Slot 1 x ISA 5 x PCI slots 1x A G P slot AGP supports to 1X 2X modes not 4X mode Chipset VIA VT82C693A VIA VT82C686A BIOS flash EPROM...

Page 10: ...is reference for ATX case requirement on power supply Current Voltage Tolerance 230W 250W 300W 5V 5 23A 25A 30A 3 3V 5 14A 14A 14A 12V 10 9A 10A 12A 5V 5 0 5A 0 5A 0 5A 12V 5 0 8A 0 8A 0 8A 5VSB 5 1A...

Page 11: ...ou purchase Leave this main board in its original package until you are ready to install it In the package there are the main board manual cables driver utility CD B Make sure power is off During hard...

Page 12: ...driver is always updated with the latest version so actual CD content may have some differences with the above picture 1 Main boards Intel440 Intel810 VIA VPX VP3 VIA 691 VIA 692 3 and VIA 693A main b...

Page 13: ...n 2 1 Layout Reference KB MOUSE USB1 COM1 AGP1 PCI2 PCI1 Winbond WOL1 IR1 SW1 ON 1 2 FDD1 POWER1 FAN1 IDE1 IDE2 FAN2 USB2 JP8 J1 COM2 JP9 RTC1 VID4 VID3 VID0 VID2 VID1 LPT1 JP10 PCI3 PCI4 PCI5 AMR1 CD...

Page 14: ...Step 2 Pull out the ATX cable from ATX connector POWER1 Step 3 Short the CMOS jumper by putting jumper cap on Pin 2 3 for a few seconds Step 4 Return to pin 1 2 for normal setup Step 5 Link ATX power...

Page 15: ...IP switch which provides Cyrix CPU Frequency selection Please select the right ratio according to your CPU and set details as below SW1 Cyrix Frequency 1 2 66 MHz ON ON 100 MHz OFF ON 133 MHz OFF OFF...

Page 16: ...rovides Audio AMR function JP1 JP2 JP3 AC97 ON OFF ON On board Audio only AC97 MC97 ON ON ON On board Audio and AMR only MC97 MR only default AMR OFF ON OFF On board Audio disable Use AMR slot ON Seco...

Page 17: ...pe CPU Type JP8 JP9 JP10 INTEL CELERON CPU OPEN OPEN 1 2 INTEL FC PGA PIII CPU CLOSE OPEN 1 2 Cyrix Joshua CPU OPEN CLOSE 2 3 Cyrix III CPU OPEN OPEN 1 2 User needs to check CPU type carefully in orde...

Page 18: ...ow VID0 VID3 VID4 Default 1 2 Default 2 3 for Intel PII PIII Celeron CPU Cyrix III CPU 1 2 for Cyrix Joshua CPU VID4 VID3 VID2 VID1 VID0 CPU_Volt 1 2 2 3 2 3 2 3 2 3 3 5V 1 2 2 3 2 3 2 3 1 2 3 4V 1 2...

Page 19: ...90V 2 3 2 3 1 2 2 3 2 3 1 85V 2 3 2 3 1 2 2 3 1 2 1 80V 2 3 2 3 1 2 1 2 2 3 1 75V 2 3 2 3 1 2 1 2 1 2 1 70V 2 3 1 2 2 3 2 3 2 3 1 65V 2 3 1 2 2 3 2 3 1 2 1 60V 2 3 1 2 2 3 1 2 2 3 1 55V 2 3 1 2 2 3 1...

Page 20: ...re many connectors on this main board Refer to the following pages for details 2 3 1 Front Panel Front panel has connectors as EXTSMI PW BT HD LED RESET SPEAKER and PW LED Please refer to details as b...

Page 21: ...s the current power status of system It is used to connect to the Power Button on the front panel of the case if there is Marked as HD LED Hard Disk activity LED connector is a 2 pin keyed Berg strip...

Page 22: ...VIA693A System Board 17 2 3 2 Back Panel There are keyboard mouse USB1 USB2 COM1 2 LPT1 on the case back panel Please refer to more details as below...

Page 23: ...SB2 doesn t support USB K B support function COM1 COM2 The onboard serial port 1 and port 2 are the 9 pin D subminiature male connector COM1 2 COM1 2 can be disabled in BIOS setup Please refer to Chap...

Page 24: ...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 While the power switch on the back of ATX power is turned on the ful...

Page 25: ...VIA693A System Board 20 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 FAN2 SENSE 12V GND...

Page 26: ...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...

Page 27: ...VIA693A System Board 22 2 3 6 Floppy Disk Connector Floppy Disk Connector has 34 pins and is used to attach the floppy drive cable FDD1...

Page 28: ...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 m...

Page 29: ...WOL1 Wake up on LAN Wake up on LAN marked as WOL is a 3 pin connector To support this feature a network card is required for the system and network management software must be installed too WOL1 Wake...

Page 30: ...VIA693A System Board 25 2 3 9 Internal Audio Connectors Internal Audio Connectors are CD_IN1 and CD_IN2 CD_IN2 CD_IN1...

Page 31: ...System Board 26 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 DIMM1 DIM...

Page 32: ...e will only fit in the orientation as shown There is no jumper setting for memory configuration Chipset only allows synchronuos operation for DIMM and CPU Therefore to have a stable system the system...

Page 33: ...uter 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 VirusT...

Page 34: ...n 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 The GLS component will replace the old text...

Page 35: ...ection 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 prov...

Page 36: ...ive 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 When a field is highlighted direction keys to mo...

Page 37: ...eads read write are seated when the disk drive is parked 7 SECTOR the sector number of each track defined on the hard disk The range is from 1 to 64 8 MODE select AUTO to detect the mode type automati...

Page 38: ...ssing direction keys and PageDown or PageUp key to modify the parameters pressing F1 key to display help message of the selected item This setup program also provides 2 convenient ways to load the def...

Page 39: ...umber Feature Enabled default Disabled Quick Power On Self Test This category speeds up power on self test Enabled default BIOS will shorten or skip some check items Disabled normal speed Boot Sequenc...

Page 40: ...te A20 Option Normal Fast default Memory Parity ECC Check Enabled Disabled default Typematic Rate Setting This determines the typematic rate Enabled enable typematic rate and typematic delay programmi...

Page 41: ...on secures the system under system boot up and BIOS setup PCI VGA Palette Snoop Enabled it allows you to install an enhanced graphics adapter card Disabled default If your graphics adapter card does n...

Page 42: ...0 CFFF Shadow D0000 D3FFF Shadow D4000 D7FFF Shadow D8000 DBFFF Shadow DC000 DFFFF Shadow These are categories determining whether optional ROM will be copied to RAM by 16KB or 32KB per unit and the s...

Page 43: ...Board 38 4 1 3 Chipset Feature Setup 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 Normal Med...

Page 44: ...e 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 Disabled default 15M 16M Read Around write Enabled...

Page 45: ...warded to the AGP without any translation 128M default 64M 32M 16M 8M 4M AGP 2X Mode Enabled default Disabled OnChip USB Enabled default Enabling this function adds the function of USB Keyboard Suppor...

Page 46: ...VIA693A System Board 41 4 1 4 Power Management Setup ACPI function Enabled default Disabled Power Management User Define default users can configure their own power management Min Saving Max Saving...

Page 47: ...to put the system into any power saving mode Note2 If APM is not installed this option has no effect Video Off After Suspend default Doze NA Video Off Method DPMS Support Blank Screen V H Sync Blank d...

Page 48: ...isble 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 Enabled...

Page 49: ...VIA693A System Board 44 4 1 5 PNP PCI Configuration Setup...

Page 50: ...ystem will automatically assign the above setup Reset Configuration Data Disabled default Enabled to reset Extended System Configuration Data ESCD when you exit setup if you have installed a new add o...

Page 51: ...Master 0 WS Write Enabled default Disabled PCI Delay Transaction Enabled default Disabled PCI 2 Access 1 Retry Enabled Disabled default AGP Master 1 WS Write Enabled default Disabled AGP Master 1 WS R...

Page 52: ...VIA693A System Board 47 4 1 6 Integrated Peripherals OnChip IDE Channel 0 1 Enabled default Disabled IDE Prefetch Mode Enabled default Disabled...

Page 53: ...ster 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 har...

Page 54: ...RX inverting enable ASKIR the user is allowed to modify IR Function Duplex and TX RX inverting enable HPSIR the user is allowed to modify IR Function Duplex and TX RX inverting enable ECP Mode Use DMA...

Page 55: ...ecurity protection This function only allows you to enter the setup menu but not to change the options of the setup menu except USER PASSWORD SAVE EXIT SETUP and EXIT WITHOUT SAVING 1 How to Password...

Page 56: ...word please clear CMOS refer to RTC1 Step 3 Set Security Option in BIOS Features Setup After setting password enter Security Option in BIOS Features Setup There are 2 options Setup System Setup secure...

Page 57: ...Go to CMOS Setup Menu need to key in password first Step 2 Enter Password Setting After enter it shows PASSWORD DISABLED PRESS ANY KEY TO CONTINUE Thus press any key as instructed Password disable th...

Page 58: ...the standard CMOS setup You don t need the IDE HDD Auto Detection utility The BIOS will auto detect the hard disk size and model on display during post HARD DISK TYPE SIZE CYLS HEAD PRECOMP LANDZ SECT...

Page 59: ...HDD size will be 528 MB even though its physical size may be greater than that 2 LBA Logical Block Addressing Mode A new HDD accessing method to overcome the 528 MB bottleneck The number of cylinders...

Page 60: ...is multiplied by 2 A reverse transformation process will be made inside int 12h in order to access the right HDD address the right HDD address 4 Maximum HDD Size No Cylinder 1024 X No Head 32 X No Sec...

Page 61: ...y 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 A line will ap...

Page 62: ...VIA693A System Board 57 4 1 10 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...

Page 63: ...tem Board 58 4 1 11 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...

Page 64: ...a if PS 2 mouse is installed A0000 C7FFF 160K Available for hi DOS memory C8000 DFFFF 96K Available for hi DOS memory and adapter ROMs E0000 EEFFF 60K Available for UMB EF000 EFFFF 4K Video service ro...

Page 65: ...F RTC ports CMOS I O ports 080 09F DMA register 0A0 0BF Interrupt controller slave 0C0 0DF DMA controller slave 0F0 0FF Math coprocessor 1F0 1FB Hard disk controller 278 27F Parallel port 2 2B0 2DF Gr...

Page 66: ...AM 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 Winboand chip DMA channel 3 onboard ECP defaul...

Page 67: ...timer 0 1 keyboard output buffer full 2 cascade for IRQ 8 15 3 serial port2 4 serial port1 5 parallel port 2 6 floppy disk Winbond chip 7 parallel port 1 8 RTC clock 9 available 10 available 11 avail...

Page 68: ...C 0D Status Register D 0E Diagnostic Status Byte 0F Shutdown Byte 10 Floppy Disk Type Drive Type Byte 12 Hard Disk Type Byte 13 Reserved 14 Equipment Type 15 Base Memory Low Byte 16 Base Memory High B...

Page 69: ...237A 5 0F0 0FF i486 Math Coprocessor 1F0 1F8 Fixed Disk Drive Adapter 200 207 Game I O 20C 20D Reserved 21F Reserved 278 27F Parallel Printer Port 2 2B0 2DF Alternate Enhanced Graphic Adapter 2E1 GPIB...

Page 70: ...l Port 1 RS 232 C 6E2 6E3 Data Acquisition Adapter 1 790 793 Cluster Adapter 1 AE2 AE3 Data Acquisition Adapter 2 B90 B93 Cluster Adapter 2 EE2 EE3 Data Acquisition Adapter 3 1390 1393 Cluster Adapter...

Page 71: ...ctly When VGA card and DIMM modules are not plugged well the system makes longer and constant beep sounds 2 BIOS ROM checksum error It indicates the checksum of the BIOS code is not right and system w...

Page 72: ...lock out Unlock the key Normally when this message comes out check if there is anything mis placed on the keyboard Be sure nothing touches the keys 9 Memory test fails There will be more information t...

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