User's Manual

1-16
Chapter 1: Product Introduction
Chapter 1
1.1.8 Onboard LEDs
1. Q LEDs (CPU, DRAM, VGA, BOOT)
QLEDscheckkeycomponents(CPU,DRAM,VGAcard,andbootingdevices)in
sequenceduringmotherboardbootingprocess.Ifanerrorisfound,thecorresponding
LEDremainslituntiltheproblemissolved.Thisuser-friendlydesignprovidesan
intuitivewaytolocatetherootproblemwithinseconds.
2. BIOS LEDs (BIOS_LED1-2)
TheBIOSLEDshelpindicatetheBIOSactivity.PresstheBIOSbuttontoswitch
betweenBIOS1andBIOS2andtheLEDlightsupwhenthecorrespondingBIOSisin
use.
TheQLEDsprovidethemostprobablecauseofanerrorcodeasastartingpointfor
troubleshooting.Theactualcausemayvaryfromcasetocase.