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d.Donotdropanythingontothemicroprocessorsocketwhileitisexposed.Thesocketpinsmustbe
keptascleanaspossible.
Figure22.Removingthemicroprocessor
7.Makesurethatthesmallhandleisintheraisedpositionandthemicroprocessorretainerisfullyopen.
8.Holdthenewmicroprocessorandalignthenotchesonitwiththealignmentkeysinthemicroprocessor
socket,oralignthesmalltriangleononecornerofthenewmicroprocessorwiththecorresponding
beveledcornerofthemicroprocessorsocket.
9.Lowerthenewmicroprocessorstraightdownintothemicroprocessorsocketonthesystemboard.
10.Closethemicroprocessorretainerandlockitintopositionwiththesmallhandletosecurethenew
microprocessorinthesocket.
11.Reinstalltheheatsinkandfanassembly.See“Replacingtheheatsinkandfanassembly”onpage85.
12.Reinstallanyotherpartsorreconnectanyothercablesyouremoved.
13.Tocompletethereplacement,goto“CompletingtheFRUreplacement”onpage103.
Replacingthesystemboard
Attention
Donotopenyourcomputerorattemptanyrepairbeforereadingandunderstandingthe“Importantsafety
information”intheThinkStationSafetyandWarrantyGuidethatcamewithyourcomputer.Toobtainacopy
oftheThinkStationSafetyandWarrantyGuide,goto:
http://www.lenovo.com/support
Thissectionprovidesinstructionsonhowtoreplacethesystemboard.
CAUTION:
Theheatsinkandmicroprocessormightbeveryhot.Turnoffthecomputerandwait
threetoveminutestoletthecomputercoolbeforeremovingthecomputercover.
Note:Whenreplacingthesystemboard,youmustorderanewretentionmoduleforthenewsystemboard.
Makesureyouhavearetentionmoduleforthenewsystemboardbeforecontinuingthisprocedure.
Toreplacethesystemboard,dothefollowing:
1.Removeallmediafromthedrivesandturnoffallattacheddevicesandthecomputer.Then,disconnect
allpowercordsfromelectricaloutletsanddisconnectallcablesthatareconnectedtothecomputer.
2.Removethecomputercover.See“Removingthecomputercover”onpage73.
88HardwareMaintenanceManual
- HardwareMaintenanceManual 1
- “Safetyinformation”onpage3 4
- Contents 5
- Chapter10.FRUlists........105 6
- Chapter11.Additionalservice 6
- AppendixA.Notices.........169 6
- Chapter1.Aboutthismanual 7
- Chapter2.Safetyinformation 9
- Voltage-selectionswitch 11
- Safetyinspectionguide 11
- Groundingrequirements 12
- Chapter2.Safetyinformation7 13
- .Safetyinformation9 15
- 10HardwareMaintenanceManual 16
- Chapter2.Safetyinformation11 17
- 14HardwareMaintenanceManual 20
- .Safetyinformation15 21
- Specications 36
- Chapter4.GeneralCheckout 37
- PC-DoctorforRescueandRecovery 40
- PC-DoctorforDOS 40
- Creatingadiagnosticdisc 40
- Runningtests 41
- Viewingthetestlog 42
- .Diagnostics37 43
- 38HardwareMaintenanceManual 44
- Viewingandchangingsettings 45
- Usingpasswords 45
- Passwordconsiderations 45
- Power-OnPassword 46
- AdministratorPassword 46
- HardDiskPassword 46
- Enablingordisablingadevice 46
- Selectingastartupdevice 47
- Advancedsettings 47
- 42HardwareMaintenanceManual 48
- Chapter7.ConguringRAID 49
- DeletingRAIDvolumes 50
- Chapter8.Symptom-to-FRUIndex 51
- Diagnosticerrorcodes 52
- .Symptom-to-FRUIndex47 53
- 48HardwareMaintenanceManual 54
- .Symptom-to-FRUIndex49 55
- 50HardwareMaintenanceManual 56
- .Symptom-to-FRUIndex51 57
- 52HardwareMaintenanceManual 58
- .Symptom-to-FRUIndex53 59
- 54HardwareMaintenanceManual 60
- .Symptom-to-FRUIndex55 61
- 56HardwareMaintenanceManual 62
- .Symptom-to-FRUIndex57 63
- 58HardwareMaintenanceManual 64
- .Symptom-to-FRUIndex59 65
- 60HardwareMaintenanceManual 66
- .Symptom-to-FRUIndex61 67
- 62HardwareMaintenanceManual 68
- Beepsymptoms 69
- POSTerrorcodes 70
- Miscellaneouserrormessages 71
- 66HardwareMaintenanceManual 72
- Undeterminedproblems 73
- 68HardwareMaintenanceManual 74
- Chapter9.ReplacingFRUs 75
- Locatingcomponents 76
- Locatingpartsonthesystemboard 77
- Locatinginternaldrives 78
- Removingthecomputercover 79
- InstallingorreplacingaPCIcard 81
- 76HardwareMaintenanceManual 82
- Figure9.RemovingaPCIcard 83
- Figure10.InstallingaPCIcard 84
- 1onthememory 85
- Chapter9.ReplacingFRUs79 85
- .ReplacingFRUs81 87
- Replacingthemicroprocessor 92
- 2onthemicroprocessor 93
- Chapter9.ReplacingFRUs87 93
- Chapter9.ReplacingFRUs89 95
- Replacingthecardreader 101
- Replacingthefrontfanassembly 102
- Chapter9.ReplacingFRUs97 103
- Chapter9.ReplacingFRUs99 105
- Replacingtheinternalspeaker 107
- 106HardwareMaintenanceManual 112
- .FRUlists107 113
- 108HardwareMaintenanceManual 114
- .FRUlists109 115
- 110HardwareMaintenanceManual 116
- .FRUlists111 117
- 112HardwareMaintenanceManual 118
- .FRUlists113 119
- 114HardwareMaintenanceManual 120
- .FRUlists115 121
- MechanicalFRUs 122
- .FRUlists117 123
- 118HardwareMaintenanceManual 124
- .FRUlists119 125
- KeyboardandMouse 126
- .FRUlists121 127
- 122HardwareMaintenanceManual 128
- .FRUlists123 129
- .FRUlists125 131
- 126HardwareMaintenanceManual 132
- .FRUlists127 133
- 128HardwareMaintenanceManual 134
- .FRUlists129 135
- 130HardwareMaintenanceManual 136
- .FRUlists131 137
- 132HardwareMaintenanceManual 138
- .FRUlists133 139
- .FRUlists135 141
- 136HardwareMaintenanceManual 142
- .FRUlists137 143
- 138HardwareMaintenanceManual 144
- .FRUlists139 145
- 140HardwareMaintenanceManual 146
- AdaptersandmiscellaneousFRUs 147
- 142HardwareMaintenanceManual 148
- .FRUlists143 149
- PowerCords 150
- .FRUlists145 151
- 146HardwareMaintenanceManual 152
- .FRUlists147 153
- 148HardwareMaintenanceManual 154
- .FRUlists149 155
- Recoverydiscs 156
- .FRUlists151 157
- 152HardwareMaintenanceManual 158
- .FRUlists153 159
- 154HardwareMaintenanceManual 160
- .FRUlists155 161
- 156HardwareMaintenanceManual 162
- .FRUlists157 163
- 158HardwareMaintenanceManual 164
- .FRUlists159 165
- 160HardwareMaintenanceManual 166
- .FRUlists161 167
- 162HardwareMaintenanceManual 168
- .FRUlists163 169
- ©CopyrightLenovo2010,2011 171
- Powermanagement 173
- AutomaticPower-Onfeatures 173
- 168HardwareMaintenanceManual 174
- AppendixA.Notices 175
- Televisionoutputnotice 176
- Trademarks 176
- *71Y8031* 178
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