Lenovo ThinkServer - Page 63

2BMCstatusLED
ThisLEDindicatestheBMCstatusofyourserver.
BMCstatusLEDColor
Description
OnGreenTheBMCisnotready.
Off
None
TheBMChasnopowerorfails.
Blinking
GreenTheBMCisworking.
3-10POSTcodediagnosticLEDs
Duringthesystembootprocess,theBIOSexecutesseveralplatformcongurationprocesses,eachof
whichisassignedaspecichexPOSTcodenumber.Wheneachcongurationroutineisstarted,theBIOS
displaysthePOSTcodenumberthroughthePOSTcodediagnosticLEDsonthesystemboard.Toassistin
troubleshootingasystemhangduringthePOSTprocess,thediagnosticLEDscanbeusedtoidentifythe
lastPOSTprocessexecuted.
ThePOSTcodediagnosticLED#0(callout4)istheLSBandthePOSTcodediagnosticLED#7(callout9)
istheMSB.IfaPOSTcodediagnosticLEDislit,itindicates1inthebinarynumeralsystem;otherwise,it
indicates0.Forexample,ifPOSTcodediagnosticLEDs
5,6,9,and10arelit,youcanreadthenumber
asthefollowing:
POSTcodediagnosticLED
975310864
Binarysymbol10101010
The“10101010”indicatesacorrespondingPOSTcode.FordetailedinformationaboutthePOSTcode,refer
totheHardwareMaintenanceManual.See“Serverdocumentation”onpage2forinformationaboutthe
HardwareMaintenanceManual.
Note:ThePOSTcodediagnosticLEDsandPOSTerrorcodeinformationareintendedfortrainedservice
personnelofLenovo.
Chapter3.Productoverview51