Thefollowingtablesdescribesbeepsymptoms.
BeepSymptomFRU/Action
2shortbeepsCMOSsettingerror
Performthefollowingactionsinorder.
1.StarttheSetupUtilityprogramandpressF10to
Saveandexit.SeeChapter6“UsingtheSetupUtility
program”onpage53
.
2.StarttheSetupUtilityprogramandpressF9toload
defaultsandthenpressF10toSaveandexit.
3.PerformaBoot-blockrecovery.See“Recovering
fromaPOSTandBIOSupdatefailure”onpage101
.
3shortbeepsandthen1longbeepDRAMmemory
error
Performthefollowingactionsinorder.
1.Makesurethememorymodule(s)areproperlyseated
intheconnector(s).
2.Replacethememorymodule(s).
3.Replacethesystemboard.
POSTerrorcodes
Eachtimeyoupower-onthesystem,itperformsaseriesofteststhatchecktheoperationofthesystem
andsomeoptions.ThisseriesoftestsiscalledthePower-OnSelf-Test,orPOST.POSTdoesthefollowing
operations.
•Checkssomebasicsystem-boardoperations
•Checksthememoryoperation
•Startsthevideooperation
•Veriesthatthebootdriveisworking
IfthePOSTdetectsaproblem,anerrormessageappearsonthescreen.Asingleproblemcancauseseveral
errormessagestoappear.Whenyoucorrectthecauseofthersterrormessage,theothererrormessages
probablywillnotappearonthescreenthenexttimeyouturnonthesystem.
POSTErrorcodePOSTErrormessageDescription/Action
00CEMachineTypeorSerialNumberisINVALID
Thiserrormessageisdisplayedwhenthemachine
typeortheserialnumberisinvalid.
0211
Keyboardnotfound
Thiserrormessageisdisplayedwhenthereisno
keyboarddetected.
0135
Fanfailure
Thesystemmightbeoverheating.
PressF1toentertheSetupUtilityprogram.
ThenpressF10tosaveandexittheSetupUtility
program.
Note:Iftheproblemiscausedbythe
microprocessorfan,pressingF10willnotsolve
theproblem.
0164MemorysizedecreasedThiserrormessageisdisplayedwhenthememory
sizehasdecreased.
PressF1toentertheSetupUtilityprogram.
ThenpressF10tosaveandexittheSetupUtility
program.
60LenovoH520gHardwareMaintenanceManual
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