Lenovo Yoga 370 Hardware Maintenance Manual
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Thesymptom-to-FRUindexinthissectionlistssymptomsanderrorsandtheirpossiblecauses.Themost
likelycauseislistedfirst,inboldfacetype.
Note:DotheFRUreplacementorotheractionsinthesequenceshowninthecolumnheaded“FRUor
action,insequence.”IfreplacingaFRUdoesnotsolvetheproblem,puttheoriginalpartbackinthe
computer.DonotreplaceanondefectiveFRU.
Thisindexcanalsohelpyoudetermine,duringregularservicing,whatFRUsarelikelytoneedtobe
replacednext.
AnumericerrorisdisplayedforeacherrordetectedinPOSTorsystemoperation.Inthedisplays,ncan
beanynumber.
Ifnonumericcodeisdisplayed,checkthenarrativedescriptionsofsymptoms.Ifthesymptomisnot
describedthere,goto“Intermittentproblems”onpage37.
Note:ForadevicenotsupportedbydiagnosticcodesintheThinkPadnotebookcomputers,seethe
manualforthatdevice.
Numericerrorcodes
Table1.Numericerrorcodes
Symptomorerror
FRUoraction,insequence
0177
BadSVPdata,stopPOSTtask—Checksumofthe
supervisorpasswordintheEEPROMisnotcorrect.
Replacethesystemboard.
0183
BadCRCofSecuritySettingsinEFIVariable.Enterthe
ThinkPadSetupprogram.–ThechecksumoftheSecurity
settingsintheEFIVariableisnotcorrect.
1.RuntheThinkPadSetupprogram.Thesettings
willbecorrectedautomatically.Thensavethe
currentsettingsbypressingF10.
2.Replacethesystemboard.
0187
EAIAdataaccesserror
Replacethesystemboard.
0188
InvalidRFIDSerializationInformationArea.
Replacethesystemboard.
0189
InvalidRFIDConfigurationInformationArea.
Replacethesystemboard.
0190
Criticallow-batteryerror
1.Chargethebatterypack.
2.Replacethebatterypack.
0191
SystemSecurity—InvalidRemoteChangerequested.
1.RuntheThinkPadSetupprogram,andthensave
currentsettingbypressingF10.
2.Replacethesystemboard.
0199
SystemSecurity—Securitypasswordretrycount
exceeded.
1.RuntheThinkPadSetupprogram.Theretrycount
willbereset.Thensavethecurrentsettingsby
pressingF10.
2.Replacethesystemboard.
0271
CheckDateandTimesettings.
1.RunThinkPadSetuptoresetthetimeanddate
2.Replacethecoin-cellbatteryandrunThinkPadSetup
toresetthetimeanddate.
1802
Unauthorizednetworkcardispluggedin—Poweroffand
removethenetworkcard.
1.Removenetworkcard.
2.Replacethesystemboard.
34Yoga370HardwareMaintenanceManual