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Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandChapter2

“Safetyinformation”onpage3andAppendixA“Notices”onpage171.

ThirdEdition(June2014)

LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwarearedeliveredpursuantaGeneralServices

Administration“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.

GS-35F-05925.

1 2 3 4 5 6 7 ... 179 180

ThinkCentreE93 1
HardwareMaintenanceManual 1
ThirdEdition(June2014) 2
GS-35F-05925 2
Contents 3
Chapter1.Aboutthismanual 5
Chapter2.Safetyinformation 7
Safetyinspectionguide 9
Groundingrequirements 10
Chapter2.Safetyinformation7 11
.Safetyinformation9 13
Chapter2.Safetyinformation11 15
.Safetyinformation13 17
.Safetyinformation15 19
Chapter2.Safetyinformation17 21
≥18kg≥32kg≥55kg 23
.Safetyinformation21 25
Chapter2.Safetyinformation25 29
Chapter3.Generalinformation 33
Formachinetype:10AQ 34
Lenovoprograms 34
Chapter3.Generalinformation31 35
LenovoSupportWebsite 36
Chapter4.Generalcheckout 37
Basictroubleshooting 39
Troubleshootingprocedure 40
Troubleshooting 41
Audioproblems 41
NoaudioinWindows 42
CDproblems 43
DVDproblems 44
Intermittentproblems 45
Harddiskdriveproblems 45
Monitorproblems 48
Networkingproblems 50
Optionproblems 52
Performanceandlockupproblems 53
Printerproblems 55
Serialportproblems 55
Softwareproblems 56
USBproblems 57
Diagnostics 57
LenovoSolutionCenter 57
UEFIdiagnosticprogram 58
Viewingandchangingsettings 59
Usingpasswords 59
Passwordconsiderations 60
Power-onpassword 60
Administratorpassword 60
HardDiskPassword 60
Enablingordisablingadevice 61
Selectingastartupdevice 62
EnablingErPLPScompliancemode 62
ICEperformancemode 63
ICEthermalalert 63
ExitingtheSetupUtilityprogram 64
Chapter7.Symptom-to-FRUIndex 65
POSTerrorcodes 66
.Symptom-to-FRUIndex63 67
Miscellaneouserrorconditions 68
Undeterminedproblems 69
Chapter8.Locations 71
LocatingmajorFRUsandCRUs 73
LookingupFRUinformation 75
Locatingpartsonthesystemboard 75
Locatinginternaldrives 77
.Locations77 81
.Locations79 83
Replacingthemicroprocessor 102
2onthemicroprocessor 103
InstallingorreplacingaPCIcard 104
Figure34.RemovingaPCIcard 106
Figure35.InstallingaPCIcard 107
Replacingthebattery 108
Replacingthesystemboard 111
2ofthemicroprocessorsocket 113
ReplacingtheWi-Fiunits 114
RemovingtheWi-Ficardmodule 116
InstallingtheWi-Fiunits 117
InstallingtherearWi-Fiantenna 119
RemovingtherearWi-Fiantenna 120
Completingthepartsreplacement 123
Installingorreplacinghardware 125
Installingexternaloptions 125
Removingthecomputercover 126
1inwardandpivotthedrivebay 128
Replacingtheharddiskdrive 131
Replacingthesolid-statedrive 134
Replacingthesystemfan 138
Figure77.Removingthesystemfan 139
Replacingtheopticaldrive 140
Replacingtheslimcardreader 143
1onthememory 157
RemovingtheWi-Fiadaptercard 161
RemovingthefrontWi-Fiantenna 168
Powermanagement 174
AutomaticPower-onfeatures 174
AppendixA.Notices 175
Televisionoutputnotice 176
EuropeanconformanceCEmark 176
Trademarks 176

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