Lenovo computer hardware 9421 Manual

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480 Pages English

Lenovo computer hardware 9421
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480
DiagnosticErrorCodeFRU/Action
305-000-XXXMonitorDDCTestPassed
Noaction
305-250-XXXMonitorDDCselftestfailure1.RunSetuptoenableDDC
2.Cable
3.Monitor
4.Videocard
5.Systemboard
415-000-XXXModemTestPassedNoaction
415-XXX-XXXModemerrorRemovetheModemandre-testthesystem
Beepsymptoms
Beepsymptomsaretonesoraseriesoftonesseparatedbypauses(intervalswithoutsound)duringPOST.
Thefollowingtablesdescribesbeepsymptoms.
BeepSymptomFRU/Action
2shortbeepsCMOSsettingerror
Performthefollowingactionsinorder.
1.StarttheSetupUtilityprogramandpressF10toSave
andexit.SeeChapter6"UsingtheSetupUtility"on
page39
.
2.StarttheSetupUtilityprogramandpressF7toload
defaultsandthenpressF10toSaveandexit.
3.PerformaBootblockrecovery.See"Recoveringfrom
aPOST/BIOSupdatefailure"onpage468.
1longand2shortbeepsMonitororvideoadaptercard
error
Performthefollowingactionsinorder.
1.Makesurethemonitorisproperlyconnectedtothe
computer.
2.Replacethevideoadaptercard(ifpresent).
3.Replacethesystemboard.
1longand3shortbeepsKeyboarderror
Performthefollowingactionsinorder.
1.Makesurethekeyboardisproperlyconnectedtothe
keyboardconnector.
2.Replacethekeyboard.
3.Replacethesystemboard.
1longand9shortbeepsBIOSROMerror
Performthefollowingactionsinorder.
1.StarttheSetupUtilityprogramandpressF7toload
defaultsandthenpressF10toSaveandexit.See
Chapter6"UsingtheSetupUtility"onpage39
.
2.PerformaBootblockrecovery.See"Recoveringfrom
aPOST/BIOSupdatefailure"onpage468.
3.Replacethesystemboard.
OnelongbeeploopDRAMmemoryerror
Performthefollowingactionsinorder.
1.Makesurethememorymodule(s)areproperlyseated
intheconnector(s).
2.Replacethememorymodule(s).
3.Replacethesystemboard.
Chapter7Symptom-to-FRUIndex61
Table of Contents
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