User Manual

ASUS WS C422 SAGE/10G
1-13
Chapter 1
1.1.8 Onboard LEDs
1. POST State LEDs
ThePOSTStateLEDsprovidethestatusofthesekeycomponentsduringPOST
(Power-OnSelf-Test):CPU,memorymodules,VGAcard,andharddiskdrives.Ifan
errorisfound,thecriticalcomponent’sLEDstayslitupuntiltheproblemissolved.
ThePOSTState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.
2. M.2 LEDs (M.2_1_LED; M.2_2_LED)
TheM.2LEDneartheM.2socketwilllightupwhenanSATASSDdeviceisdetected.
ThismotherboardsupportsPCIeSSDdevicesonly.