Lenovo ThinkServer RD440 - Diagnostic Module

5SystemerrorLED
ThesystemerrorLEDhelpsyoutodetermineifthereareanysystemerrors.
•Off:Theserverisoffortheserverisonandworkingcorrectly.
•Amber:Theserverhaspotentialsystemerrors.Checktheinformationinthefollowingtableforpotential
systemerrorsandcorrespondingsolutions.
Potentialsystemerror(systemerrorLED:amber)Solution
Thetemperatureoftheserverreachedthenon-critical
temperaturethreshold.
ChecktheBMCforerrorsandcheckthesystemfans.
Thevoltageoftheserverreachedthenon-criticalvoltage
threshold.
Replacethesystemboard.
Note:ThisactionmustbeperformedonlybyLenovo
servicepersonnel.SeeChapter8“Gettinginformation,
help,andservice”onpage217
.
Afanisrunningatlowspeed.
Checkthesystemfans.
Ahot-swapfanhasbeenremoved.1.Ensurethatthesystemfansareconnectedsecurely
tothesystemboard.
2.Reinstalltheremovedfanorinstallanewfanto
replacetheremovedfan.
Thepowersupplyhasacriticalerror.
ChecktheBMCfordetailedinformation.
Apowercordhasbeendisconnectedoraredundant
powersupplyhasbeenremoved.
1.Ensurethatthepowersuppliesareinstalledsecurely.
2.Ensurethatthepowercordsareconnectedsecurely
tothepowersupplies.
3.Installanewpowersupplytoreplacetheremoved
one.
Thesystemisoverheated.
ChecktheBMCforerrorsandthencheckthesystem
fans.
6FrontUSBconnectors
UsedtoattachaUSB-compatibledevice,suchasaUSBkeyboard,mouse,scanner,orprinter.Ifyou
havemorethansixUSBdevices,youcanpurchaseaUSBhub,whichyoucanusetoconnectadditional
USBdevices.
7VGADB-15connector
UsedtoattachaVGA-compatiblevideodevice,suchasaVGAmonitor.
Diagnosticmodule
Thistopicappliesonlytothefollowingservermodels:
•Servermodelswitheight3.5-inchhard-disk-drivebays
•Servermodelswith2.5-inchhard-disk-drivebays
ThistopicprovidesinformationaboutthediagnosticmoduleandthediagnosticLEDsonthepanelofthe
module.Tolocatethediagnosticpanel,see“Frontviewoftheserver”onpage16
.
Someservermodelscomewithoneofthefollowingdiagnosticmodules:
•IntelligentDiagnosticsModule(IDM)
24ThinkServerRD440UserGuideandHardwareMaintenanceManual