Server User Manual

SymptomFRU/Action
Thebootsectoronthestartupdriveiscorrupted.
Thedrivemustbeformatted.Dothefollowing:
1.Attempttobackupthedataonthefailingharddisk
drive.
2.Usingtheoperatingsystemprograms,formatthe
harddiskdrive.
Thedriveisdefective.
Replacetheharddiskdrive.
Powersupplyproblems
Ifyoususpectapowersupplyproblem,usethefollowingprocedures.
Check/VerifyFRU/Action
Checkthefollowingforproperinstallation.
•Powercord
•On/Offswitchconnector
•On/Offswitchpowersupplyconnector
•Systemboardpowersupplyconnectors
•Microprocessorconnection
Reseatconnectors.
Checkthepowercordforcontinuity.
Powercord
Checkthepower-onswitchforcontinuity.
Power-onswitch
Beepsymptoms
Beepsymptomsaretonesoraseriesoftonesseparatedbypauses(intervalswithoutsound)duringthePOST.
Thefollowingtabledescribesbeepsymptomsandprovidessuggestedactionstocorrectdetectedproblems.
SymptomErrorFRU/Action
3shortbeepsand1longbeepMemorynotdetected
Performthefollowingactionsinorder:
1.Makesurethatthememory
module(s)areproperlyseatedin
theconnector(s).
2.Replacethememorymodule(s).
3.Replacethesystemboard.
2shortbeeps
CommonPOSTerror
Indicatesthatanerrorhasoccurred
duringthePOST.
POSTerrorcodes
Eachtimeyouturnonthesystem,itperformsaseriesofteststhatcheckstheoperationofthesystemand
options.Thisseriesoftestsiscalledthepower-onself-test,orPOST.
ThePOSTperformsthefollowingoperations:
•Checkssomebasicsystemboardoperations
•Checksthememoryoperation
•Checksthevideooperation
•Veriesthatthebootdriveisworking
Chapter3.Diagnosticsandtroubleshooting17