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- Table of contents
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Table9.Partslist—Overall(continued)
No.
FRU(Overall)
FRUno.
CRUID
2
IntelCentrinoUltimate-N6300
•4177-CTO,2Hx,2Jx,Q8x,QFx
•4178-CTO,67x,99x,9Ax,9Bx,9Cx,CBx
•4179-CTO
•4180-CTO,KGx,KXx,KYx,KZx,L2x,L3x,M5x,M6x,NAx,NFx,PTx,Q5x
•4236-CTO,N4x,NFx,NGx,NPx,NQx,NRx,NWx,P2x,P9x,PFx,PGx,PMx
•4237-CTO
•4238-CTO
60Y3233**
2
IntelCentrinoAdvanced-N+WiMAX6250,WWSKU
•4177-CTO,QAx,QBx,QEx,QUx,R7x
•4178-CTO,9Px
•4179-CTO
•4180-CTO,MPx
•4236-CTO
•4237-CTO
•4238-CTO
60Y3195**
2
IntelCentrinoAdvanced-N+WiMAX6250,RussiaSKU
•4177-CTO
•4178-CTO
•4179-CTO
•4180-CTO
•4236-CTO
•4237-CTO
•4238-CTO
60Y3209**
3
1-GBDDR3-1333SDRAMSO-DIMM(PC3-10600)card
•4177-CTO,2Fx,Q7x,QAx
•4178-CTO,5Lx,5Mx,6Tx,92x,94x,96x,97x,9Ux,ADx,AKx
•4179-CTO
•4180-CTO,N3x,N6x,N7x
•4236-CTO,P5x,P6x,P7x
•4237-CTO
•4238-CTO
55Y3715**
3
2-GBDDR3-1333SDRAMSO-DIMM(PC3-10600)card
•4177-CTO,22x,23x,24x,25x,26x,28x,2Dx,2Ex,2Fx,2Gx,2Hx,2Qx,2Rx,
2Xx,36x,GFx,GKx,GLx,GMx,Q2x,Q4x,Q7x,QCx,QEx,QFx,QQx,QRx,
QSx,QTx,R5x,R6x,R9x,RNx,RUx
•4178-CTO,56x,57x,58x,59x,5Ax,5Bx,5Cx,5Dx,5Ex,5Fx,5Gx,5Hx,5Kx,
5Lx,5Mx,66x,6Jx,6Mx,6Nx,6Sx,6Tx,83x,84x,92x,94x,96x,97x,98x,99x,
9Ax,9Bx,9Dx,9Ex,9Fx,9Gx,9Hx,9Jx,9Kx,9Lx,9Mx,9Nx,9Px,9Qx,9Ux,
9Vx,A5x,A6x,A7x,AAx,ABx,ADx,AEx,AGx,AJx,AKx,ALx,AQx,ARx,ASx,
AUx,AVx,BBx,BCx,BGx,BKx,CDx,CNx,CYx
•4179-CTO,G2x,G3x,G4x,G5x,G6x,G7x,G8x,G9x,GCx,GDx,GEx,GGx,
GHx,GJx,GPx,GQx,GSx,GTx,GUx,GVx,GWx
•4180-CTO,62x,63x,64x,65x,J2x,J3x,J4x,K3x,K6x,K7x,KQx,LCx,LDx,
LEx,LFx,LGx,LHx,LJx,LKx,LLx,LMx,LNx,LRx,LSx,LTx,LUx,LVx,LWx,
M7x,M8x,M9x,MAx,MCx,MGx,MLx,MPx,MTx,MUx,MVx,MWx,MXx,
MYx,N3x,N6x,N7x,NAx,PDx,PHx,PJx,PKx,PLx,PPx,Q6x,Q7x,Q9x
•4236-CTO,62x,63x,64x,65x,N6x,N7x,N8x,N9x,NAx,NBx,NCx,NKx,NLx,
NXx,P3x,P4x,P5x,P6x,P7x,PBx,PJx
•4237-CTO
•4238-CTO
55Y3716**
132ThinkPadT420andT420iHardwareMaintenanceManual
- ThinkPadT420andT420i 1
- HardwareMaintenanceManual 1
- FourthEdition(November2011) 2
- ©CopyrightLenovo2011 2
- Contents 3
- Chapter9.Locations........125 4
- AppendixA.Notices.........167 4
- Aboutthismanual 5
- Chapter1.Safetyinformation 7
- Electricalsafety 8
- Safetyinspectionguide 9
- Groundingrequirements 10
- Chapter1.Safetyinformation5 11
- .Safetyinformation7 13
- Chapter1.Safetyinformation9 15
- Chapter1.Safetyinformation11 17
- .Safetyinformation13 19
- .Safetyinformation15 21
- Chapter1.Safetyinformation17 23
- .Safetyinformation19 25
- .Safetyinformation21 27
- StrategyforreplacingFRUs 29
- Howtouseerrormessage 30
- Productdenition 31
- Chapter3.Generalcheckout 33
- Whattodorst 34
- Checkoutguide 35
- LenovoThinkVantageT oolbox 37
- FRUtests 39
- Powersystemcheckout 40
- Checkingtheacpoweradapter 40
- Checkingoperationalcharging 40
- Checkingthebatterypack 41
- Checkingthebackupbattery 41
- Voltage(Vdc) 42
- Red+2.5to+3.2 42
- Passwords 44
- Power-onpassword 44
- Hard-diskpassword 44
- Supervisorpassword 45
- Powermanagement 47
- Screenblankmode 47
- Sleep(standby)mode 47
- Hibernationmode 47
- Symptom-to-FRUindex 49
- Numericerrorcodes 49
- Errormessages 51
- Beepsymptoms 52
- No-beepsymptoms 52
- LCD-relatedsymptoms 52
- .Relatedserviceinformation47 53
- Intermittentproblems 54
- Undeterminedproblems 54
- Chapter5.Statusindicators 55
- .Statusindicators51 57
- Chapter6.Fnkeycombinations 59
- .Fnkeycombinations55 61
- Screwnotices 63
- Retainingserialnumbers 64
- RetainingtheUUID 65
- 1010Batterypack 69
- 1020ExpressCardblankbezel 70
- 3tocompletelyremoveit 71
- Capturescrew(1) 72
- 1050DIMMslotcover 75
- 1080Keyboard 79
- Installationstepsofkeyboard 80
- 1.Attachthekeyboardconnector 80
- .RemovingandreplacingaFRU75 81
- 1100Backupbattery 85
- .RemovingandreplacingaFRU85 91
- .RemovingandreplacingaFRU87 93
- 1130SmartCard 94
- 1140Modemdaughtercard(MDC) 96
- 1150Speakerassembly 97
- 1160LCDunit 99
- StepScrew(quantity)Color 100
- Black0.181Nm 100
- (1.85kgfcm) 100
- Black0.392Nm 101
- (4.0kgfcm) 101
- 1170Fanassembly 103
- 3tosecuretheCPU 107
- .RemovingandreplacingaFRU103 109
- 1200Magnesiumstructureframe 112
- .RemovingandreplacingaFRU107 113
- 1220mSATAsolidstatedrive 116
- .RemovingandreplacingaFRU111 117
- 2010LCDbezelassembly 118
- 2020LEDboard 119
- 2030Integratedcamera 121
- 2040LCDpanelandLCDcable 123
- 2050Cameracable 125
- .RemovingandreplacingaFRU121 127
- .RemovingandreplacingaFRU123 129
- Chapter9.Locations 131
- Rearview 133
- Bottomview 134
- Chapter10.Partslist 135
- .Partslist131 137
- .Partslist133 139
- .Partslist135 141
- .Partslist137 143
- .Partslist139 145
- .Partslist141 147
- .Partslist143 149
- .Partslist145 151
- .Partslist147 153
- .Partslist149 155
- .Partslist151 157
- .Partslist153 159
- Keyboard 160
- .Partslist155 161
- Miscellaneousparts 162
- .Partslist157 163
- Powercords 165
- Recoverydiscs 166
- Chapter10.Partslist161 167
- Chapter10.Partslist163 169
- Chapter10.Partslist165 171
- Commonservicetools 172
- AppendixA.Notices 173
- Electronicemissionsnotices 174
- Trademarks 175
- *0A60007_03* 178
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