Gigabyte GA-7N400S-L user manual Troubleshooting, AMI Bios Beep Codes

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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.

English

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

3 beeps Base 64K memory failure

4 beeps Timer not operational

5 beeps Processor error

6 beeps 8042 - gate A20 failure

7 beeps Processor exception interrupt error

8 beeps Display memory read/write failure

9 beeps ROM checksum error

10 beeps CMOS shutdown register read/write error

11 beeps Cache memory bad

AWARD BIOS Beep Codes

1 short: System boots successfully

2 short: CMOS setting error

1 long 1 short: DRAM or M/B error

1 long 2 short: Monitor or display card error

1 long 3 short: Keyboard error

1 long 9 short: BIOS ROM error

Continuous long beeps: DRAM error

Continuous short beeps: Power error

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Appendix

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Contents GA-7N400S / GA-7N400S-L Motherboard Product Manual Classification CopyrightTable of Contents Drivers Installation GA-7N400S GA-7N400S/GA-7N400S-L Motherboard LayoutBlock Diagram Page Installation Notices Considerations Prior to InstallationInstances of Non-Warranty Preparing Your ComputerALC655 Codec Feature SummarySet System Clock Clksw Installation of the CPU and HeatsinkInstallation of the Heatsink Installation of the CPUInstallation of Memory Dual Channel DDR Installation of Expansion Cards I/O Back Panel Introduction Connectors Introduction ATX12V / ATX Power Connector FDD FDD Connector Cpufan / Sysfan Cooler Fan Power ConnectorSATA0 / SATA1 Serial ATA Connector IDE1 / IDE2 IDE ConnectorPwrled BATBatteryFpanel Front Panel Jumper Surcen Surround Center Connector Faudio Front Audio Panel ConnectorSpdifio Spdif In / Out Connector 17 IR USB1 / FUSB2 Front USB ConnectorClrcmos Clear Cmos Main Menu Status Page Setup Menu / Option Page Setup MenuMain Menu For example Bios Ver. E17 „ Set Supervisor Password „ Load Optimized Defaults„ Set User Password „ Save & Exit SetupTime Standard Cmos FeaturesDrive a / Drive B Floppy 3 Mode Support for Japan AreaHalt on MemoryHard Disk Boot Priority Advanced Bios FeaturesFirst / Second / Third Boot Device Boot Up Floppy SeekInit Display First Password CheckAdvanced Chipset Features On-Chip Primary PCI IDE Integrated PeripheralsOn-Chip Secondary PCI IDE Serial ATASata Spread Spectrum RAID ConfigSata DMA Transfer UR2 Duplex Mode Uart Mode SelectOnChip USB USB Keyboard SupportECP Mode Use DMA Parallel Port ModeOnboard Parallel port Game Port AddressResume by Alarm Power Management SetupPME Event Wake Up ModemRingOnPower On by Keyboard Power On by MouseKB Power on Password AC Back FunctionINT PnP/PCI ConfigurationsPC Health Status Current System/CPU TemperatureCurrent Voltage V Vcore / DDR25V / +3.3V / +12V Current CPU/SYSTEM FAN Speed RPMLoad Optimized Defaults Load Fail-Safe DefaultsSet Supervisor/User Password Exit Without Saving Save & Exit SetupEnglish Install Chipset Drivers Drivers InstallationSoftware Information Software ApplicationContact Us Hardware InformationEnglish What is Xpress Recovery ? Xpress Recovery IntroductionHow to use the Xpress Recovery Unique Software UtilitiesF9 For Xpress Recovery Exit and Restart Remove Backup Image  Remove backup image. Are you sure? Y/NBefore You Begin Flash Bios Method IntroductionMethod 1 Q-FlashTMUtility Task menu for Dual Bios utility Exploring the Q-FlashTM / Dual Bios utility screenEntering the Q-FlashTMutility Task menu for Q-Flash utilitySteps Using the Q-FlashTMutilityYou can repeat to Part Two FlashTMutility bar Exploring the Q-FlashTMutility screenCongratulation!! You have updated Bios successfully Methods and steps Method 2 @BIOSTM UtilityEnglish RAID Levels Serial ATA Bios Setting Utility IntroductionEntering the RAID Bios Setup Configuring the nVIDIA RAID BiosSelecting the RAID Mode Using the Define a New Array WindowSelecting the Striping Block Size Assigning the DisksCompleting the RAID Bios Setup Array 2 Nvidia Mirror 111.79G Installing the RAID drivers 4 2- / 4- / 6- Channel Audio Function Introduction Channel Audio SetupEnglish Basic 6 Channel Audio Setup English Basic & Advanced 6 Channel Audio Output Mode Notes Spdif Output Device Optional Device Auto-detecting Introduction of audio connectorsJack-Sensing Introduction Manual setting AMI Bios Beep Codes TroubleshootingEnglish Taiwan Headquarters Contact UsChina Shanghai