ASROCK 939A8X-M Datasheet Page 1

11111939A8X-MUser ManualVersion 1.0Published April 2005Copyright©2005 ASRock INC. All rights reserved.

10101010102.2.2.2.2.InstallationInstallationInstallationInstallationInstallation939A8X-M is a Micro ATX form factor (9.6-in x 8.6-in, 24.4 cm x 21.8 c

11111111112.12.12.12.12.1CPU InstallationCPU InstallationCPU InstallationCPU InstallationCPU InstallationStep 1. Unlock the socket by lifting the leve

12121212122.3 Installation of Memory Modules (DIMM)2.3 Installation of Memory Modules (DIMM)2.3 Installation of Memory Modules (DIMM)2.3 Installation

1313131313notchbreaknotchbreakInstalling a DIMMInstalling a DIMMInstalling a DIMMInstalling a DIMMInstalling a DIMMPlease make sure to disconnect powe

14141414142.42.42.42.42.4Expansion Slots (PCI and AGP Slots)Expansion Slots (PCI and AGP Slots)Expansion Slots (PCI and AGP Slots)Expansion Slots (PCI

15151515152.52.52.52.52.5Jumpers SetupJumpers SetupJumpers SetupJumpers SetupJumpers SetupThe illustration shows how jumpers aresetup. When the jumper

1616161616FLOPPY1Pin1IDE1PIN1IDE2PIN1connect the black endto the IDE devicesconnect the blue endto the motherboard80-conductor ATA 66/100/133 cablet

1717171717DUMMYGND+5VIRTXIRRX1CD-RGNDGNDCD-LCD1U SB_P WRU SB_P WRP +7P-7P +6P-6GNDGNDDUMMY1G NDG ND+ 5 VABACKOUT-RBACKOUT-LA UD -OUT-LA UD -OUT-RMIC-P

1818181818GND+12VC HA_FAN_SPEED+5VDUMMYDUMMYS PEAKER1GNDPWRB TN#PLED-PLED+DUMMYRES ET#GNDHDLED+HDLED-1GND+12VC PU_FAN_SPEEDMIDI_O UTJAB 2J B YJ BB2MID

19191919192.72.72.72.72.7Serial ASerial ASerial ASerial ASerial ATTTTTA (SAA (SAA (SAA (SAA (SATTTTTA) Hard Disks InstallationA) Hard Disks Installati

22222Copyright Notice:Copyright Notice:Copyright Notice:Copyright Notice:Copyright Notice:No part of this manual may be reproduced, transcribed, trans

20202020202.82.82.82.82.8Making a SAMaking a SAMaking a SAMaking a SAMaking a SATTTTTA Driver DiskA Driver DiskA Driver DiskA Driver DiskA Driver Disk

21212121213.3.3.3.3.BIOS SETUP UTILITYBIOS SETUP UTILITYBIOS SETUP UTILITYBIOS SETUP UTILITYBIOS SETUP UTILITY3.1 Introduction3.1 Introduction3.1 I

22222222223.1.23.1.23.1.23.1.23.1.2Navigation KeysNavigation KeysNavigation KeysNavigation KeysNavigation KeysPlease check the following table for the

23232323233.33.33.33.33.3Advanced ScreenAdvanced ScreenAdvanced ScreenAdvanced ScreenAdvanced ScreenIn this section, you may set the configurations fo

2424242424CPU Host FrequencyWhile entering setup, BIOS auto detects the present CPU host frequency ofthis motherboard. The actual CPU host frequency w

2525252525Processor MultiplierThis item will show when “Multiplier/Voltage Change” is set to [Manual];otherwise, it will be hidden. You may set the va

26262626263.3.23.3.23.3.23.3.23.3.2Chipset ConfigurationChipset ConfigurationChipset ConfigurationChipset ConfigurationChipset ConfigurationOnBoard AC

2727272727HTTtoPCI Bridge Decode SchemeYou may set the HTTtoPCI Bridge Decode Scheme as [Auto], [Positiue], or[Subtactive]. The default value is [Auto

28282828283.3.43.3.43.3.43.3.43.3.4IDE ConfigurationIDE ConfigurationIDE ConfigurationIDE ConfigurationIDE ConfigurationOnBoard IDE ControllerYou may

2929292929TYPEUse this item to configure the type of the IDE device that you specify.Configuration options: [Not Installed], [Auto], [CD/DVD], and [AR

33333ContentsContentsContentsContentsContents1.1.1.1.1.IntroductionIntroductionIntroductionIntroductionIntroduction...

3030303030BIOS SETUP UTILITYFloppy ConfigurationSelect the type offloppy driveconnected to thesystem.Select ScreenSelect Item+- Change OptionF1 Genera

31313131313.3.73.3.73.3.73.3.73.3.7Super IO ConfigurationSuper IO ConfigurationSuper IO ConfigurationSuper IO ConfigurationSuper IO ConfigurationOnBoa

3232323232BIOS SETUP UTILITYUSB ConfigurationTo enable or disablethe onboard USBcontrollers.Select ScreenSelect Item+- Change OptionF1 General HelpF9

33333333333.43.43.43.43.4Hardware Health Event Monitoring ScreenHardware Health Event Monitoring ScreenHardware Health Event Monitoring ScreenHardware

3434343434BIOS SETUP UTILITYMain Advanced H/W Monitor BootExitInstall or Change thepassword.Select ScreenSelect ItemEnter ChangeF1 General HelpF10 Sav

35353535353.73.73.73.73.7Exit ScreenExit ScreenExit ScreenExit ScreenExit ScreenSave Changes and ExitWhen you select this option, it will pop-out the

36363636364.4.4.4.4.Software SupporSoftware SupporSoftware SupporSoftware SupporSoftware Supporttttt4.14.14.14.14.1Install Operating SystemInstall Ope

3737373737APPENDIX:APPENDIX:APPENDIX:APPENDIX:APPENDIX:AMD’s Cool ‘n’ QuietAMD’s Cool ‘n’ QuietAMD’s Cool ‘n’ QuietAMD’s Cool ‘n’ QuietAMD’s Cool

444444.4.4.4.4.Software SupportSoftware SupportSoftware SupportSoftware SupportSoftware Support...

555551.1.1.1.1.IntroductionIntroductionIntroductionIntroductionIntroductionThank you for purchasing ASRock 939A8X-M motherboard, a reliable motherboar

666661.21.21.21.21.2SpecificationsSpecificationsSpecificationsSpecificationsSpecificationsPlatform: Micro ATX Form Factor: 9.6-in x 8.6-in, 24.4 cm x

77777BIOS: AMI BIOSSupports “Plug and Play”ACPI 1.1 compliance wake up eventsSMBIOS 2.3.1 supportCPU frequency stepless control(only for advanced user

888881.31.31.31.31.3Motherboard LayoutMotherboard LayoutMotherboard LayoutMotherboard LayoutMotherboard Layout1 PS2_USB_PWR1 Jumper 14 USB 2.0 Heade

999991.41.41.41.41.4ASRock 8CH I/OASRock 8CH I/OASRock 8CH I/OASRock 8CH I/OASRock 8CH I/O1 Parallel Port 8 Microphone (Pink)2 RJ-45 Port 9 USB 2