Lenovo E73 Especificaciones Pagina 114
- Pagina / 190
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Valorado. / 5. Basado en revisión del cliente
7.Removetheeightscrewsthatsecurethesystemboard.
Figure42.Removingthescrewsthatsecurethesystemboard
8.Slidethesystemboardtothefrontofthecomputerandthencarefullyliftthesystemboardoutofthe
chassis.Placethefailingsystemboardonaat,clean,andstatic-protectivesurface.
9.Removethemicroprocessorfromthefailingsystemboardandinstallitonthenewsystemboard.See
“Replacingthemicroprocessor”onpage106.
10.Installthenewsystemboardintothechassisbyaligningtheeightscrewholesinthenewsystem
boardwiththecorrespondingmountingstudsonthechassis.Then,installtheeightscrewstosecure
thesystemboard.
11.Installtheheatsinkandfanassemblyandconnecttheheat-sink-and-fan-assemblycabletothenew
systemboard.See“Replacingtheheatsinkandfanassembly”onpage102.
Note:Ifnecessary,applytheappropriateamountofthermalgreaseonthebottomoftheheatsink
andfanassembly.
12.InstallallmemorymodulesandPCIExpresscardsremovedfromthefailingsystemboardontothenew
systemboard.See“Installingorreplacingamemorymodule”onpage88and“Installingorreplacinga
PCIExpresscard”onpage85.
13.Refertoyourrecordtoconnectcablestothenewsystemboard.Youalsocanreferto“Locating
partsonthesystemboard”onpage72
tohelpyoulocatetheconnectorsonthesystemboardand
connectcables.
14.Tocompletethereplacement,goto“Completingthepartsreplacement”onpage122.
Thefailingsystemboardmustbereturnedwithamicroprocessorsocketcovertoprotectthepinsduring
shippingandhandling.
110ThinkCentreE73HardwareMaintenanceManual
- ThinkCentreE73 1
- HardwareMaintenanceManual 1
- FirstEdition(September2013) 2
- Contents 3
- Chapter1.Aboutthismanual 5
- Chapter2.Safetyinformation 7
- Voltage-selectionswitch 9
- 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
- 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 49
- AwirelessLANproblem 51
- AwirelessWANproblem 51
- Optionproblems 52
- Performanceandlockupproblems 53
- Printerproblems 54
- Serialportproblems 55
- Softwareproblems 55
- USBproblems 56
- Diagnostics 57
- LenovoSolutionCenter 57
- Viewingandchangingsettings 59
- Usingpasswords 59
- Passwordconsiderations 60
- Power-OnPassword 60
- AdministratorPassword 60
- HardDiskPassword 60
- Enablingordisablingadevice 61
- Selectingastartupdevice 62
- EnablingErPcompliancemode 62
- ExitingtheSetupUtilityprogram 63
- Chapter7.Symptom-to-FRUindex 65
- POSTerrorcodes 66
- .Symptom-to-FRUindex63 67
- Miscellaneouserrormessages 68
- Undeterminedproblems 69
- Chapter8.Locations 71
- LocatingmajorFRUsandCRUs 73
- Figure3.Componentlocations 74
- LookingupFRUinformation 75
- Locatingpartsonthesystemboard 76
- Locatinginternaldrives 77
- .Locations75 79
- .Locations77 81
- Installingorreplacinghardware 85
- Installingexternaloptions 85
- Replacingtherearfanassembly 94
- Installingthesolid-statedrive 99
- Replacingtheopticaldrive 100
- Replacingtheslimcardreader 102
- Attention: 105
- Replacingthethermalsensor 108
- Replacingthemicroprocessor 110
- 2onthemicroprocessor 112
- Replacingthesystemboard 113
- ReplacingtheWi-Fiunits 116
- RemovingtheWi-Fiadaptercard 117
- RemovingtheWi-Ficardmodule 118
- InstallingtheWi-Fiunits 119
- InstallingtherearWi-Fiantenna 122
- RemovingtherearWi-Fiantenna 122
- Replacingthekeyboardormouse 125
- Completingthepartsreplacement 126
- Obtainingdevicedrivers 127
- 10BF,and10BG) 129
- Removingthecomputercover 130
- 1asshownto 134
- Replacingthebattery 137
- Replacingtheharddiskdrive 138
- Replacingthesolid-statedrive 147
- Replacingthesystemfanassembly 165
- InstallingthefrontWiFiantenna 175
- RemovingthefrontWi-Fiantenna 176
- ©CopyrightLenovo2013 181
- Powermanagement 184
- AutomaticPower-onfeatures 184
- AppendixA.Notices 185
- Televisionoutputnotice 186
- EuropeanconformanceCEmark 186
- Trademarks 186
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