Gigabyte GA-K8U-939 user manual Troubleshooting

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English

4-2 Troubleshooting

Below is a collection of general asked questions. To check general asked questions based on a specific motherboard model, please log on to http://www.gigabyte.com.tw

Question 1: I cannot see some options that were included in previous BIOS after updating BIOS. Why?

Answer: Some advanced options are hidden in new BIOS version. Please press Ctrl and F1 keys after entering BIOS menu and you will be able to see these options.

Questions 2: Why is the light of my keyboard/optical mouse still on after computer shuts down?

Answer: In some boards, a small amount of electricity is kept on standby after computer shuts down and that's why the light is still on.

Question 3: How do I clear CMOS?

Answer: If your board has a Clear CMOS jumper, please refer to the Clear CMOS steps in the manual. If your board doesn't have such jumper, you can take off the on-board battery to leak voltage to clear CMOS. Please refer to the steps below:

Steps:

1. Turn off power.

2. Disconnect the power cord from MB.

3. Take out the battery gently and put it aside for about 10 minutes (Or you can use a metal object to connect the positive and negative pins in the battery holder to makethem short for one minute).

4. Re-insert the battery to the battery holder.

5. Connect power cord to MB again and turn on power.

6. Press Del to enter BIOS and load Fail-Safe Defaults(or load Optimized Defaults).

7. Save changes and reboot the system.

Question 4: Why do I still get a weak sound after turning up the speaker to the maximum volume?

Answer: Please make sure the speaker you are using is equipped with an internal amplifier. If not, please change another speaker with power/amplifier and try again later.

Question 5: Sometimes I hear different continuous beeps from computer after system boots up. What do these beeps usually stand for?

Answer: The beep codes below may help you identify the possible computer problems. However, they are only for reference purposes. The situations might differ from case to case.

AMI BIOS Beep Codes

*Computer gives 1 short beep when system boots successfully.

*Except for beep code 8, these codes are always fatal.

 

 

1 beep Refresh failure

 

 

 

2 beeps Parity error

 

AWARD BIOS Beep Codes

3

beeps Base 64K memory failure

 

1 short: System boots successfully

4 beeps Timer not operational

 

2 short: CMOS setting error

5 beeps Processor error

 

 

1 long 1 short: DRAM or M/B error

6 beeps 8042 - gate A20 failure

 

 

1 long 2 short: Monitor or display card error

7

beeps Processor exception interrupt error

1 long 3 short: Keyboard error

8

beeps Display memory read/write failure

 

 

1 long 9 short: BIOS ROM error

9

beeps ROM checksum error

 

10 beeps CMOS shutdown register read/write error

Continuous long beeps: DRAM error

11 beeps Cache memory bad

 

Continuous short beeps: Power error

GA-K8U-939 Motherboard

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Contents GA-K8U-939 Motherboard Copyright Product Manual ClassificationTable of Contents Drivers Installation GA-K8U-939 Motherboard Layout 939Block Diagram Page Considerations Prior to Installation Installation NoticesInstances of Non-Warranty Preparing Your ComputerFeature Summary CPUInstallation of the CPU and Heatsink Installation of the CPUInstallation of the Heatsink Installation of Memory Dual Channel Memory Configuration Installation of Expansion Cards I/O Back Panel Introduction Connectors Introduction ATX12V / ATX Power Connector 5 Cpufan / Sysfan / Pwrfan Cooler Fan Power Connector FDD FDD ConnectorIDE1 / IDE2 IDE Connector SATA0 / SATA1 Serial ATA ConnectorBAT Battery PwrledFpanel Front Panel Jumper Faudio Front Audio Panel Connector Cdin CD In ConnectorSurcen Surround Center Connector Spdifio Spdif In / Out ConnectorUSB1 / FUSB2 Front USB Connector 17 IRGame Game Connector Clrcmos Clear CmosEnglish English Status Page Setup Menu / Option Page Setup Menu Main MenuMain Menu For example GA-K8U-939 / Bios Ver. F1 „ Load Optimized Defaults „ Set Supervisor Password„ Set User Password „ Save & Exit SetupStandard Cmos Features TimeFloppy 3 Mode Support for Japan Area Drive a / Drive BHalt on MemoryAdvanced Bios Features Hard Disk Boot PriorityFirst / Second / Third Boot Device Password CheckOnChip Sata Mode Integrated PeripheralsOnChip Audio OnChip SataIDE DMA transfer access OnBoard LAN Boot ROMOn-Chip Primary IDE On-Chip Secondary IDEUart Mode Select UR2 Duplex ModeParallel Port Mode Onboard Parallel portModem Ring Resume Power Management SetupPME Event Wake Up Resume by Alarm Power on FunctionPnP/PCI Configurations PCI 1 IRQ AssignmentCurrent CPU/System Temperature PC Health StatusCurrent VoltageV Vcore / DDR25V / +3.3V / +12V Current CPU/SYSTEM FAN Speed RPMFrequency/Voltage Control Load Fail-Safe Defaults Load Optimized DefaultsSet Supervisor/User Password Save & Exit Setup Exit Without SavingEnglish Drivers Installation Install Chipset DriversSoftware Application Software InformationHardware Information Contact UsEnglish User Interface Overview Unique Software UtilitiesEasyTune 5 Introduction How to use the Xpress Recovery Xpress Recovery IntroductionWhat is Xpress Recovery ? F9 For Xpress Recovery Remove Backup Image  Remove backup image. Are you sure? Y/N Exit and RestartBefore You Begin Flash Bios Method IntroductionMethod 1 Q-FlashTMUtility Exploring the Q-FlashTM / Dual Bios utility screen Task menu for Dual Bios utilityEntering the Q-FlashTMutility Task menu for Q-Flash utilityUsing the Q-FlashTMutility StepsYou can repeat to Press Y on your keyboard to save and exit Exploring the Q-FlashTMutility screen Congratulation!! You have updated Bios successfully Bios file becomes F4 after updatingMethod 2 @BIOSTM Utility Methods and stepsEnglish Serial ATA Bios Setting Utility Introduction RAID LevelsConfiguring the ALi RAID Bios Entering the RAID Bios SetupCreate RAID 0 Striping for Performance Main MenuEnglish Create RAID 1 Mirroring for Reliability Create Jbod for integrated Capacity Rebuild RAID Array Delete RAID Settings & PartitionDelete All RAID Settings & Partition Installing the RAID drivers Stereo Speakers Connection and Settings 5 2- / 4- / 6- / 8- Channel Audio Function IntroductionChannel Audio Setup English English English Spdif Output Device Optional Device Auto-detecting Introduction of audio connectorsJack-Sensing and UAJ Introduction UAJ Introduction Manual settingEnable UAJ function Troubleshooting English English English English English English Contact Us Taiwan HeadquartersChina Shanghai