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Electricalsafety
Observethefollowingruleswhenworkingonelectricalequipment.
Important:
Useonlyapprovedtoolsandtestequipment.Somehandtoolshavehandlescoveredwithasoftmaterial
thatdoesnotinsulateyouwhenworkingwithliveelectricalcurrents.
Manycustomershave,neartheirequipment,rubberoormatsthatcontainsmallconductivebersto
decreaseelectrostaticdischarges.Donotusethistypeofmattoprotectyourselffromelectricalshock.
•Findtheroomemergencypower-off(EPO)switch,disconnectingswitch,orelectricaloutlet.Ifanelectrical
accidentoccurs,youcanthenoperatetheswitchorunplugthepowercordquickly.
•Donotworkaloneunderhazardousconditionsornearequipmentthathashazardousvoltages.
•Disconnectallpowerbefore:
–Performingamechanicalinspection
–Workingnearpowersupplies
–Removingorinstallingmainunits
•Beforeyoustarttoworkonthemachine,unplugthepowercord.Ifyoucannotunplugit,askthecustomer
topower-offthewallboxthatsuppliespowertothemachine,andtolockthewallboxintheoffposition.
•Ifyouneedtoworkonamachinethathasexposedelectricalcircuits,observethefollowingprecautions:
–Ensurethatanotherperson,familiarwiththepower-offcontrols,isnearyou.
Attention:Anotherpersonmustbetheretoswitchoffthepower,ifnecessary.
–Useonlyonehandwhenworkingwithpowered-onelectricalequipment;keeptheotherhandinyour
pocketorbehindyourback.
Attention:Anelectricalshockcanoccuronlywhenthereisacompletecircuit.Byobservingtheabove
rule,youmaypreventacurrentfrompassingthroughyourbody.
–Whenusingtesters,setthecontrolscorrectlyandusetheapprovedprobeleadsandaccessoriesfor
thattester.
–Standonsuitablerubbermats(obtainedlocally,ifnecessary)toinsulateyoufromgroundssuchas
metaloorstripsandmachineframes.
Observethespecialsafetyprecautionswhenyouworkwithveryhighvoltages;Instructionsforthese
precautionsareinthesafetysectionsofmaintenanceinformation.Useextremecarewhenmeasuring
highvoltages.
•Regularlyinspectandmaintainyourelectricalhandtoolsforsafeoperationalcondition.
•Donotusewornorbrokentoolsandtesters.
•Neverassumethatpowerhasbeendisconnectedfromacircuit.First,checkthatithasbeenpoweredoff.
•Alwayslookcarefullyforpossiblehazardsinyourworkarea.Examplesofthesehazardsaremoistoors,
nongroundedpowerextensioncables,powersurges,andmissingsafetygrounds.
•Donottouchliveelectricalcircuitswiththereectivesurfaceofaplasticdentalmirror.Thesurfaceis
conductive;suchtouchingcancausepersonalinjuryandmachinedamage.
•Donotservicethefollowingpartswiththepoweronwhentheyareremovedfromtheirnormaloperating
placesinamachine:
–Powersupplyunits
–Pumps
–Blowersandfans
–Motorgenerators
–Similarunitstolistedabove
Thispracticeensurescorrectgroundingoftheunits.
•Ifanelectricalaccidentoccurs:
2ThinkPadX200TabletandX201TabletHardwareMaintenanceManual
- HardwareMaintenanceManual 1
- “Notices”onpage193 4
- Contents 5
- Chapter9.Locations........123 6
- Aboutthismanual 7
- Chapter1.Safetyinformation 9
- Electricalsafety 10
- Safetyinspectionguide 11
- Groundingrequirements 12
- Chapter1.Safetyinformation5 13
- .Safetyinformation7 15
- Chapter1.Safetyinformation9 17
- Chapter1.Safetyinformation11 19
- VORSICHT 20
- .Safetyinformation13 21
- .Safetyinformation15 23
- .Safetyinformation17 25
- .Safetyinformation19 27
- StrategyforreplacingFRUs 29
- Howtouseerrormessage 30
- Productdenition 30
- Chapter3.Generalcheckout 33
- Checkoutguide 34
- Testingthecomputer 35
- PC-DoctorforWindows 37
- PC-DoctorforRescueandRecovery 37
- FRUtests 37
- Powersystemcheckout 39
- Checkingtheacadapter 39
- Checkingoperationalcharging 39
- Checkingthebatterypack 40
- Checkingthebackupbattery 40
- .Generalcheckout33 41
- ©CopyrightLenovo2008,2010 43
- Passwords 45
- Power-onpassword 45
- Hard-diskpassword 45
- Supervisorpassword 45
- Powermanagement 47
- Screenblankmode 47
- Sleep(Standby)mode 47
- Symptom-to-FRUindex 48
- Hibernationmode 48
- Numericerrorcodes 49
- .Relatedserviceinformation43 51
- Errormessages 53
- Beepsymptoms 54
- No-beepsymptoms 55
- LCD-relatedsymptoms 55
- Intermittentproblems 56
- Undeterminedproblems 56
- Chapter5.Statusindicators 59
- .Statusindicators53 61
- Chapter6.Fnkeycombinations 63
- Screwnotices 65
- Retainingserialnumbers 66
- RetainingtheUUID 67
- 1010Digitizerpen 71
- 1020Batterypack 71
- 1,removethebattery 72
- .RemovingandreplacingaFRU65 73
- 1040DIMM 75
- ForThinkPadX200T ablet: 76
- ForThinkPadX201T ablet: 76
- 1050Hingecaps 77
- 1060Keyboard 78
- .RemovingandreplacingaFRU71 79
- 4,andthendetachtheconnector5 80
- 1070Extensioncablecard 81
- 1080Palmrest 82
- .RemovingandreplacingaFRU75 83
- 1090Backupbattery 84
- •“1020Batterypack”onpage63 85
- •“1060Keyboard”onpage70 85
- •“1080Palmrest”onpage74 85
- .RemovingandreplacingaFRU77 85
- .RemovingandreplacingaFRU79 87
- .RemovingandreplacingaFRU81 89
- Half-MiniCard 90
- .RemovingandreplacingaFRU83 91
- 1140Keyboardbezel 92
- .RemovingandreplacingaFRU85 93
- 1150I/Ocardassembly 94
- .RemovingandreplacingaFRU87 95
- 1160USBsubcard 96
- .RemovingandreplacingaFRU89 97
- 1170LCDassembly 98
- .RemovingandreplacingaFRU91 99
- .RemovingandreplacingaFRU95 103
- .RemovingandreplacingaFRU97 105
- .RemovingandreplacingaFRU101 109
- 2010LCDfrontbezel 112
- .RemovingandreplacingaFRU105 113
- 2020Micro-Processorcard 115
- 1isattachedrmly 116
- 2030Invertercard 117
- 2040Hinges 118
- .RemovingandreplacingaFRU113 121
- 5isattachedrmly 122
- .RemovingandreplacingaFRU115 123
- 2060Integratedcamera 125
- .RemovingandreplacingaFRU119 127
- .RemovingandreplacingaFRU121 129
- Chapter9.Locations 131
- Rearview 132
- Rearview(tabletmode) 133
- Bottomview 134
- .Locations127 135
- Chapter10.Partslist 137
- .Partslist131 139
- .Partslist133 141
- .Partslist135 143
- .Partslist137 145
- .Partslist139 147
- .Partslist141 149
- .Partslist143 151
- .Partslist145 153
- .Partslist147 155
- .Partslist149 157
- .Partslist151 159
- .Partslist153 161
- .Partslist155 163
- .Partslist157 165
- .Partslist159 167
- .Partslist161 169
- .Partslist163 171
- .Partslist165 173
- .Partslist167 175
- LCDFRUsforprotectionplateLCD 177
- .Partslist171 179
- .Partslist173 181
- .Partslist175 183
- Keyboard 185
- Miscellaneousparts 186
- .Partslist179 187
- ACadapters 188
- Powercords 188
- Recoverydiscs 189
- WindowsXPTabletDVDs(32bit) 189
- Chapter10.Partslist183 191
- Chapter10.Partslist185 193
- Windows7HomeBasic(32bit)DVDs 195
- Chapter10.Partslist189 197
- Chapter10.Partslist191 199
- Commonservicetools 201
- Trademarks 202
- IntelCore2Solo 203
- .Partslist195 203
- *45N3683_03* 206
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