ThinkPad T420 Hardware Maintenance Manual page 158

Table 9. Parts list—Overall (continued)
No.
FRU (Overall)
25 SmartCard Reader
• 4177-CTO, 2Fx, 2Gx, 2Hx, 37x, 38x, Q7x, Q8x, QAx, QBx, QPx, R9x, RBx,
RCx, RLx, RMx, RRx, RSx, RTx, RUx
• 4178-CTO, 5Lx, 5Mx, 5Nx, 5Px, 5Qx, 5Rx, 5Sx, 5Tx, 5Ux, 5Vx, 5Wx, 5Xx, 5Yx,
5Zx, 66x, 67x, 68x, 6Ax, 6Bx, 6Cx, 6Dx, 6Ex, 6Fx, 6Gx, 6Qx, 6Rx, 6Xx, 6Yx,
6Zx, 92x, 93x, 94x, 95x, 96x, 97x, 98x, 99x, 9Ax, 9Bx, 9Cx, A5x, A6x, A7x, AEx,
AXx, AYx, AZx, B2x, B3x, B4x, BDx, BEx, BFx, BHx, BJx, BMx, BNx, BPx, BQx,
BRx, BUx, BVx, BWx, BXx, BZx, C3x, C4x, C5x, C6x, CBx, CFx, CHx, CKx,
CLx, CMx, CNx, CPx, CQx, CXx, CYx, D7x, DBx, DDx, DEx, DFx, DGx, DHx,
DJx, DKx, DLx, DRx, DSx, DTx, DUx, DVx, DWx, DXx, DYx, DZx
• 4179-CTO, GXx
• 4180-CTO, KEx, KFx, L9x, LAx, LBx, LPx, LQx, LVx, LXx, M8x, MCx, MDx,
MEx, MRx, MSx, MZx, N2x, NDx, NEx, NFx, PBx, PCx, PUx, PVx, PWx, PXx,
PYx, PZx, Q3x
• 4236-CTO, N3x, NDx, NEx, PDx, PJx, PKx, PMx, PPx, PQx
• 4237-CTO
• 4238-CTO
26 Fan assembly, integrated
• 4177-CTO, 25x, 26x, 27x, 28x, 29x, 2Dx, 2Ex, 2Fx, 2Gx, 2Hx, 2Qx, 2Rx, 2Sx,
35x, 36x, 38x, GKx, GMx, Q2x, Q5x, Q7x, Q8x, QAx, QCx, QDx, QGx, QJx,
QKx, QLx, QMx, QNx, QQx, QSx, QTx, QUx, QVx, R2x, R3x, R5x, R6x, R7x,
R8x, R9x, RBx, RFx, RGx, RMx, RNx, RPx, RRx, RSx, RVx, RYx
• 4178-CTO, 52x, 53x, 56x, 57x, 59x, 5Ax, 5Bx, 5Cx, 5Dx, 5Jx, 5Kx, 5Lx, 5Mx,
5Nx, 5Px, 5Rx, 5Tx, 5Ux, 5Vx, 5Wx, 5Xx, 66x, 67x, 68x, 69x, 6Bx, 6Cx, 6Dx,
6Ex, 6Fx, 6Gx, 6Hx, 6Jx, 6Kx, 6Lx, 6Mx, 6Nx, 6Qx, 6Tx, 6Ux, 6Zx, 83x, 84x,
92x, 93x, 95x, 96x, 97x, 98x, 9Bx, 9Cx, 9Fx, 9Gx, 9Px, 9Qx, 9Rx, 9Vx, 9Wx,
9Yx, 9Zx, A7x, A8x, AAx, ABx, ACx, ADx, AFx, AGx, AHx, AJx, AKx, ALx, AMx,
ANx, APx, ARx, ASx, ATx, AUx, AVx, AWx, AYx, AZx, B2x, B3x, B4x, B5x, B6x,
B7x, B9x, BAx, BBx, BCx, BDx, BEx, BGx, BJx, BKx, BMx, BNx, BPx, BSx,
BWx, BYx, C2x, C3x, C8x, C9x, CBx, CCx, CDx, CEx, CFx, CJx, CKx, CLx,
CRx, CSx, CUx, CWx, CXx, CZx, D2x, D4x, D5x, D6x, D7x, DAx, DBx, DDx,
DEx, DFx, DHx, DKx, DLx, DMx, DNx, DPx, DQx, DRx, DSx, DTx, DUx, DVx,
DYx, DZx, E2x
• 4179-CTO, G2x, G3x, G4x, G5x, G6x, G7x, G8x, GBx, GEx, GGx, GQx, GRx,
GSx
• 4180-CTO, 62x, 63x, K2x, K3x, K4x, K5x, K6x, K7x, K8x, K9x, KAx, KBx, KCx,
KDx, KEx, KFx, KGx, KHx, KJx, KKx, LDx, LEx, LFx, LGx, LHx, LJx, LKx, LNx,
LPx, LRx, LSx, LTx, LUx, LWx, M2x, M7x, M8x, M9x, MBx, MCx, MDx, MEx,
MJx, MLx, MNx, MPx, MQx, MSx, MUx, MVx, MWx, MYx, N2x, NBx, NCx,
NDx, NFx, PAx, PBx, PCx, PDx, PEx, PFx, PGx, PHx, PJx, PVx, PXx, Q2x,
Q3x, QAx, QCx, QFx
• 4236-CTO, 62x, 63x, MBx, N2x, N3x, N5x, N6x, N7x, N8x, NCx, NGx, NHx,
NKx, NLx, NMx, NNx, NTx, NUx, NXx, NYx, P3x, P4x, P5x, P6x, P7x, P8x, P9x,
PAx, PBx, PCx, PDx, PEx, PGx, PHx, PJx, PLx, PMx, PPx, PQx, PSx, PTx, PUx,
PVx, PXx, PZx, Q2x, Q4x, Q6x, Q9x, QAx, QBx, QCx, QDx, QEx, QFx, QGx,
QHx, QJx, QKx, QLx
• 4237-CTO
• 4238-CTO
152
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FRU no.
CRU ID
04W1638 N
04W2084
04W0407 N
04W0409