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K7VAT/ VAT+

VIA KT/ KE-133(VT8363) Chipset

ATX Form Factor

Main Board

User's Manual

(Ver.:2.0/ 3.0)

Summary of Contents for K7VAT

Page 1: ...K7VAT VAT VIA KT KE 133 VT8363 Chipset ATX Form Factor Main Board User s Manual Ver 2 0 3 0...

Page 2: ...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 All rights reserved Copy...

Page 3: ...this manual is subject to change without notice The manufacturer of the system board will not be held responsible for technical or editorial omissions made herein nor for the incidental or consequent...

Page 4: ...d ISA 20 2 4 1 Wake On Lan Header 21 2 4 2 Wake On Modem Header 21 2 5 AGP Slot 22 2 6 Interrupts 24 2 7 On Board Audio 28 2 7 1 Backpanel Audio Connectors 28 2 7 2 Onboard Audio Connectors 28 2 8 AMR...

Page 5: ...ntly Asked Questions 78 5 1 Boot Issues 78 5 2 System Cooling 80 5 2 1 Suitable Socket a CPU Coolers 81 5 3 Video Issues 83 5 4 Memory Issues 84 Chapter 6 Appendix 86 Important Warnings STOP WARNING N...

Page 6: ...steps especially if you are a new user Software Installation The software section describes the druvers that need be installed to make your OS operate properly The drivers are provided on the driver C...

Page 7: ...controller with root hub and four function ports Memory The K7VAT K7VAT comes equipped with three Dual Inline Memory Module DIMM sockets to support Intel PC133 PC100 compliant 8 16 32 64 128 256 or 51...

Page 8: ...UDMA 66 UDMA 33 PIO Modes 3 4 and Bus Master IDE DMA Mode 2 and Enhanced IDE devices such as CD R RW DVD ROM CD ROM Tape Backup and LS 120 drives Super Multi I O This functionality is integrated into...

Page 9: ...s and fan speed This information is available in the BIOS or through the VIA Hardware Monitor Software System BIOS The K7VAT K7VAT comes with a 2MB BIOS that provides boot block write protection and H...

Page 10: ...1 Manual 1 Driver Installation CD ROM 1 IDE ATA 66 100 Flat Cable 1 Floppy Disk Drive Flat Cable Please verify that all items listed above are included in your motherboard package If one of the items...

Page 11: ...ware Installation 2 1 Mainboard overview KB MOUSE USB1 LPT COM1 AMR1 AGP1 JBAT1 PCI1 PCI2 BIOS IR1 FDD1 CN2 FAN2 CD_IN2 CD_IN1 IDE1 IDE2 FAN3 USB2 COM2 GAME MIC_IN LINE_IN LINE_OUT PCI3 PCI4 PCI5 SW1...

Page 12: ...Installation section IDE 1 2 Insert the IDE cable from your HDD CD ROM devices to these connectors ATX power The power cable coming from your ATX power supply must be inserted to this connector AGP P...

Page 13: ...that no noticeable damage exists before proceeding You should have the following items 1 AMD Thunderbird or AMD Duron processor 1 good heatsink and fan assembly Step 1 The following figure shows the p...

Page 14: ...MD Duron processor before it may be difficult We recommend you do a dry run a few times before doing the final installation To allow you to do this read the following instructions Do not remove the fi...

Page 15: ...simply slides over the lug when you tilt the heatsink fan assembly towards the lug Now lock the locking clip for the retaining strap over the lug at the other pivot end of the processor socket This is...

Page 16: ...se the default CPU multiplier This can be selected through JP3 If JP3 is open the default CPU multiplier recommended is used by the motherboard if JP3 is closed the multiplier set by SW1 is used JP3 M...

Page 17: ...OFF OFF This potion tells the clock generator what frequency to send to the CPU DRAM and the PCI bus This allows the selection of the CPU s External Frequency or Bus Clock The Bus Clock multiplied by...

Page 18: ...n the system Fan Headers Your K7VAT K7VAT Allows the use of in all 3 FANS Of these 3 FANS 2 can be used by the CPU Heatsink assembly Some heatsink assembly come with 2 FANs The other 1 FAN Headers all...

Page 19: ...liable long term system operation The overall goal in providing the proper thermal environment is keeping the processor module below its specified maximum plate temperature Heatsinks induce improved p...

Page 20: ...rted are 8 16 32 64 128 256 or 512MB memory sizes between 8MB to 1 5GB can be formed this way This motherboard also supports NEC s Virtual Channel VC SDRAMs Refer to the picture below for the position...

Page 21: ...3 SDRAMs with VCM SDRAMs 2 3 1 Memory Installation The DIMM modules can be inserted in DIMM slots 1 to 3 Because of the two notches in the DIMM module it can be inserted in only one way Please refer t...

Page 22: ...FER TYPE Unbuffered Buffered RFU Undefined 3 3V 5 0V SDRAM VOLTAGE VCRAM Virtual Channel RAM is a technology that was initially developed by NEC VCRAM increases the memory bus efficiency and performan...

Page 23: ...or your expansion card such as jumpers Remove the cover of your computer system case and the bracket plate on the slot you intend to use Retain the bracket for possible future use Carefully align the...

Page 24: ...ip TCO will be lower Wake On LAN is a remote management tool with advantages that can reduce system management workload provide flexibility to the system administrator s job and of course save time co...

Page 25: ...r AGP card Remove the cover of your computer system case and the bracket plate on the slot you intend to use Retain the bracket for possible future use Carefully align the card to the AGP slot and pre...

Page 26: ...ites are running commands address commands cannot be issued for queuing until the transactions finish Sideband addressing prevents this by separating the commands and transactions paths So the transac...

Page 27: ...xpansion Bus used on those first PCs was the ISA bus these interrupts are also known as ISA interrupts As IRQ2 was used for cascading two 8 line IRQ controllers IRQ2 was unavailable this is true even...

Page 28: ...plains how to free legacy ISA interrupts for use by the PnP Interrupt pool How to set the BIOS to release the IRQ to the PnP interrupt pool Interru pt line PnP PCI Configuration page Integrated Periph...

Page 29: ...cause PCI interrupts are shareable But ISA PnP cards can not use IRQ9 if ACPI is enabled Therefore the BIOS contains an item that allows the user to disable ACPI This will release IRQ 9 to the PnP int...

Page 30: ...CI interrupts The interrupts are assigned in the same order as mentioned above After assigning the interrupts control is passed to the OS The OS will now assign the ISA PnP interrupts from the remaini...

Page 31: ...he next section for information on that 2 7 1 Backpanel audio connectors The backpanel Audio connectors allow connection of speakers a microphone and MIDI devices etc Refer to the following picture Th...

Page 32: ...use of the AC 97 functionality If you want to use a primary codec on the AMR Card then you must set jumper 4 accordingly see the following table JP5 Primary Codec Select Onboard Audio Codec is primary...

Page 33: ...to be connected PS 2 Keyboard The keyboard can be plugged in in only one way Please do not force the connector in it may get damaged by use of excessive force It is easy to make the mistake of reversi...

Page 34: ...ing table Vcc DATA DATA GND USB 1 USB2 1 2 7 8 Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 Pin 6 Pin 7 Pin 8 USB2 5V GND DATA1 DATA2 DATA1 DATA2 GND 5V 2 9 3 Serial Ports The serial ports can be used to connect dev...

Page 35: ...4 Data 2 Pin 13 SELECT Pin 5 Data 3 Pin 14 AUTO FEED Pin 6 Data 4 Pin 15 ERR Pin 7 Data 5 Pin 16 INIT Pin 8 Data 6 Pin 17 SLIN Pin 9 Data 7 18 25 GND 2 10 IrDA InfraRed Remote Link If you want to make...

Page 36: ...these jumpers correct Please use the following advise as reference If you have only device connected to an IDE connector always set it as Master If you have one HDD and CD ROM in your system then conn...

Page 37: ...onnected to the motherboard known as floppy A and B The BIOS allows you to disable the floppy controller if you do not use any floppy drives that will free an Interrupt The BIOS also allows swapping o...

Page 38: ...lies are not supported Note the following We recommend use of at least a 250W power supply if you use a very fast CPU 900MHz and have many peripheral devices we recommend use of a 300W power supply Do...

Page 39: ...such a switch The BIOS allows you to select the power down mode Either power down immediately on a button push or with a 4 second delay Speaker The speaker connector is for the internal case speaker...

Page 40: ...Turbo LED this LED is always on and is similar in function to the Power LED Ext SMI This is the External System Management Interrupt Button connector Connect the second button on your ATX case to this...

Page 41: ...ting data on disk Install Windows Install the latest VIA 4in1 service pack from CD Go to the 4 in 1 directory on the CD and run the setup exe file Install the latest VIA Sound driver from CD Go to the...

Page 42: ...ave the onboard IDE controllers disabled because SCSI disks are used Installation of the VIA 4in1 drivers under Windows98 then gives a Registry error Please reboot computer error message while the set...

Page 43: ...the picture below BIOS The BIOS IC is inserted in an IC socket which means that it can be removed and exchanged for another IC if necessary Is updating my BIOS necessary As a general rule if your sys...

Page 44: ...owing System BIOS Cacheable in Advanced Chipset Features Video BIOS Shadow in Advanced BIOS Features Save the changes by selecting save and exit and restart the computer Press Ctrl F5 just before Wind...

Page 45: ...ing default settings You can load default values into the CMOS memory by selecting Load Optimized Defaults in the BIOS Setup If you need to force the CMOS settings to default without entering the BIOS...

Page 46: ...et JBAT1 to 2 3 and set it back to 1 2 Put the power cord back and restart the system the default values will be loaded JBAT1 Setting Retain CMOS settings Clear CMOS Settings JBAT1 1 2 3 1 2 3 The fol...

Page 47: ...Frequency Voltage Control Advanced Chipset Features Load Optimized Defaults Integrated Peripherals Set Password Power Management Setup Save Exit Setup PnP PCI Configurations Exit Without Saving Esc Qu...

Page 48: ...alues These are the values that the user started the current session with F7 Optimized Defaults Loads all options with the Optimized Default values Save Exit Setup When you select the SAVE EXIT SETUP...

Page 49: ...oftware Standard CMOS Features Frequency Voltage Control Advanced BIOS Features Load Optimized Defaults Advanced Chipset Features Set Supervisor Password Integrated Peripherals Set User Password Power...

Page 50: ...VGA Halt On All But Keyboard Base Memory 640K Extended Memory 31744K Total Memory 32768K Move Enter Select PU PD value F10 save ESC Exit F1 General Help F5 Previous Values F6 Fail Safe Defaults F7 Opt...

Page 51: ...ce Secondary Slave IDE 2 second device Values Meaning IDE HDD Auto Detection Press Enter Pressing Enter will make the BIOS auto detect the IDE device on this channel The result will be displayed below...

Page 52: ...1 44M 3 5 in 2 88M 3 5 in Move Enter Accept ESC Abort Video The Video item allows you to select a video mode Since most modes are outdated we advise you to always select EGA VGA You can select betwee...

Page 53: ...o Errors Always Boot no matter what error is detected All but keyboard Stop booting on all errors but not on a keyboard error All but diskette Stop booting on all errors but a diskette error Halt On A...

Page 54: ...Boot Up Floppy Seek Disabled Boot Up NumLock Status On Gate A20 Option Normal Typematic Rate Setting Disabled X Typematic Rate Chars Sec 6 X Typematic Delay Msec 250 Security Option Setup OS Select Fo...

Page 55: ...ng Enabled The BIOS will execute test routines that test most parts of the motherboard during boot up Quick Power On Self Test Disabled The BIOS will skip the tests speeding up the boot process Errors...

Page 56: ...attached ZIP 100 drive LAN The system will attempt to boot over the network You will require a LAN card with boot BIOS for this option to function First Third boot device Disabled This disables bootin...

Page 57: ...must be entered only when the user wants to enter the BIOS setup Security Option System The password must always be entered at boot OS Select for DRAM 64MB Values Meaning Non OS2 If your OS is not OS2...

Page 58: ...le below for details Values Meaning Enabled This will allow the BIOS to write the video BIOS to RAM This will speed up execution and is the default setting Video BIOS Shadow Disabled No shadowing is a...

Page 59: ...GP Aperture size 128MB AGP 4X mode Enabled AGP Driving Control Auto X AGP Driving Value DA K7 CLK_CYL Select Opttimal On chip USB Enabled USB Keyboard Support Disabled Onchip Sound Auto Onchip Modem D...

Page 60: ...al medium fast Bank 0 1 2 3 4 5 DRAM Timing turbo 2 2 is the fastest setting use this setting only if your DIMM modules support CAS 2 DRAM Cycle Length 3 This is the default setting always use this se...

Page 61: ...ed CPU writes to PCI are buffered the CPU will not have to wait for the transaction to finish CPU to PCI write buffer Disabled The CPU will have to wait for each PCI write to finish before a new write...

Page 62: ...es to communicate over the AGP bus The range is from 00 FF Hex 00 255 Dec The default value is DA For more information on settings see the FAQ chapter AGP Bus Timing Settings The following settings ar...

Page 63: ...caching of Video data is done meaning that Video data will have to be read from written to memory each time USB Settings Values Meaning Enabled This will enable use of the USB functionality integrated...

Page 64: ...r UDMA Auto Secondary Slave UDMA Auto Init Display First AGP IDE HDD Block Mode Enabled Onboard FDD Controller Enabled Onboard Serial Port 1 Auto Onboard Serial Port 2 Auto UART 2 Mode Standard X IR F...

Page 65: ...2 Mode 3 xxx PIO Mode 4 Select a PIO Mode here PIO mode 0 is slowest PIO mode 4 is fastest check your HDD to see what PIO mode it supports If your IDE device supports UDMA mode then it best to enable...

Page 66: ...3E8 IRQ4 2E8 IRQ3 Set an IO address and an IRQ to be used by serial ports IR Control Values Meaning Standard This will assign UART 2 to serial port 2 the IR port is disabled The two items below can no...

Page 67: ...ode This is only relevant if EPP was selected above Default is EPP1 9 Legacy Audio Values Meaning Enabled This will software that requires legacy audio such as DOS games to function properly Onboard L...

Page 68: ...MPU 401 IO address 300 303 330 333 Select the IO address for the MIDI functionality Choose from 300 303 310 313 320 323 and 330 333 Game Port Values Meaning Enabled This will allow you to make use of...

Page 69: ...tion of ACPI and what it does refer to the FAQ chapter ACPI section ACPI can be either enabled or disabled on this BIOS Setup page For the ACPI Suspend type there are two options S1 POS S3 STR STR is...

Page 70: ...spectively 1 15 Min Will power down the HDD if it is idle for the amount of minutes selected here HDD Power Down Disabled Will not power down the HDD Enabled The system will enter doze mode Doze Mode...

Page 71: ...pport If your monitor supports DPMS it can be switched off through that Modem IRQ NA This disables the modem IRQ Modem Use IRQ 3 11 Select an IRQ line that will be assigned to your modem here Choose f...

Page 72: ...l wake up the system LPT COM LPT COM Both LPT and COM can wake up the system OFF Will not allow the system to wake up on HDD FDD IRQs HDD FDD ON When a HDD FDD IRQ occurs the system will wake up OFF W...

Page 73: ...CMOS SETUP UTILITY Copyright 1984 2001 Award Software Wake Up Events IRQ3 COM 2 Enabled Item Help IRQ4 COM 1 Enabled IRQ5 LPT 2 Enabled Menu Level IRQ6 Floppy Disk Enabled IRQ7 LPT 1 Enabled IRQ8 RTC...

Page 74: ...SB Enabled Move Enter Select PU PD value F10 save ESC Exit F1 General Help F5 Previous Values F6 Fail Safe Defaults F7 Optimized Defaults PnPAware OS Values Meaning No If your OS is not capable of han...

Page 75: ...will not assign an interrupt to USB Resources If you set the Resources Controlled by item to Auto ESCD the BIOS will manage all resources for you If you set it to manual to two items below will allow...

Page 76: ...item reflects the CPU temperature as measured by RT1 the thermistor located under the CPU Temperatures over 60 degrees are too high and a better cooling solution must be found for the CPU Current sys...

Page 77: ...d Chipset Features page Enabled If set to enabled the clock generator will modulate each clock signal with a low frequency signal This will improve EM Electro Magnetic Interference Spread Spectrum Mod...

Page 78: ...dy logging in with the user password may only change the user password when entering the BIOS Setup page All other items in the BIOS Setup will be disabled unchangeable When both passwords are disable...

Page 79: ...ults Advanced Chipset Features Set Supervisor Password Integrated Peripherals Set User Password Power Manag xit Setup PnP PCI Conf Password Disabled Press any key to continue ithout Saving PC Health S...

Page 80: ...ne siren Generally caused by overheating or out of specification voltages Rapid beeps this means a key is stuck on your keyboard it is not properly plugged in or the keyboard is incompatible in some w...

Page 81: ...rest in the slot at an angle Also try reseating your DIMMs Press them into their sockets firmly but do not apply too much force My machine does not boot FANs turn on but the floppy light just stays o...

Page 82: ...nd fail immediately resulting in permanent damage While testing a processor by booting it up for several seconds without a heatsink installed may be common industry practice it should never be attempt...

Page 83: ...rnish remover and apply a standard thermal conducting compound or Artic Silver instead Make sure that the thermal contact between CPU and Heatsink is OK Take care in connecting the heatsink to the CPU...

Page 84: ...imum FAN Current and Wattage The maximum current that the FAN headers on the KTAPRO board can provide is 0 5A Because Wattage Voltage x Current I this means that at 12V the wattage the KTAPRO can supp...

Page 85: ...in memory that is reserved for AGP The size of the aperture can be set through the BIOS setup Go to the Advanced Chipset Features page and use the AGP Aperture size item to set the size It is advisabl...

Page 86: ...s optimized for speed BIOS Page Item Setting Advanced Chipset Features DRAM timing by SPD Disabled Advanced Chipset Features DRAM Clock 100MHz for PC 100 133MHz for PC 133 Advanced Chipset Features SD...

Page 87: ...ound Disabled Typical signs of SDRAM instability include failure to pass the Power On Self Test POST when booting frequent error messages from Windows describing Page Faults or other system errors and...

Page 88: ...te Enhanced Graphics Adapter 2E1 GPIB Adapter 0 2E2 2E3 Data Acquisition Adapter 0 2F8 2FF Serial Port 2 300 31F Prototype Card 360 363 PC Network low address 364 367 Reserved 368 36B PC Network high...

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