
5SystemerrorLED
ThesystemerrorLEDhelpsyoutodetermineifthereareanysystemerrors.
SystemerrorLEDColor
DescriptionAction
Thetemperatureoftheserverreached
thenon-criticaltemperaturethreshold.
ChecktheBMCforerrorsandcheckthe
systemfans.
Thevoltageoftheserverreachedthe
non-criticalvoltagethreshold.
Replacethesystemboard.
Note:Thisproceduremustbeperformed
onlybytrainedservicepersonnelof
Lenovo.SeeChapter8“Getting
information,help,andservice”onpage
185
.
Afanhasbeendetectedtoberunningat
lowspeed.
Checkthesystemfans.
Ahot-swapfanhasbeenremoved.1.Ensurethatthesystemfansare
connectedsecurelytothesystem
board.
2.Reinstalltheremovedfanorinstalla
newfantoreplacetheremovedfan.
Thepowersupplyhasacriticalerror.
ChecktheBMCfordetailedinformation.
Thepowercordhasbeendisconnected
fromonepowersupplyoraredundant
powersupplyhasbeenremoved.
1.Ensurethatthepowersuppliesare
installedsecurelyintheserver.
2.Ensurethatthepowercordsare
connectedsecurelytothepower
supplies.
3.Installanewpowersupplyto
replacetheremovedone.
On
Amber
TheTHERMTRIP#signalisasserted
becausethesystemisoverheated.
ChecktheBMCforerrorsandthen
checkthesystemfans.
Off
None
Theserverisoffortheserverisonand
isworkingcorrectly.
6FrontUSBconnectors
UsedtoattachaUSB-compatibledevice,suchasaUSBkeyboard,mouse,scanner,orprinter.Ifyou
havemorethansixUSBdevices,youcanpurchaseaUSBhub,whichyoucanusetoconnectadditional
USBdevices.
7VGADB-15connector
UsedtoattachaVGA-compatiblevideodevice,suchasaVGAmonitor.
Diagnosticmodule
Thistopicappliesonlytothefollowingservermodels:
•Servermodelswitheight3.5-inchharddiskdrivebays
•Servermodelswith2.5-inchharddiskdrivebays
ThistopicprovidesinformationaboutthediagnosticmoduleandthediagnosticLEDsonthepanelofthe
module.Tolocatethediagnosticpanel,see“Frontviewoftheserver”onpage15.
Chapter3.Productoverview23
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