ThinkPad T420 Hardware Maintenance Manual page 153

Table 9. Parts list—Overall (continued)
No.
FRU (Overall)
21 System board assembly, integrated graphics, AMT, TPM
• 4177-CTO, Q2x, Q5x, Q8x, QAx, QNx, RMx
• 4178-CTO, 52x, 56x, 57x, 59x, 5Ax, 5Bx, 5Vx, 5Wx, 5Xx, 67x, 68x, 6Fx, 6Gx,
6Qx, 6Ux, 6Zx, 9Bx, 9Cx, 9Px, 9Qx, ABx, ALx, ANx, APx, ASx, ATx, AWx, AYx,
C8x, CZx, DKx, DMx
• 4179-CTO, GBx, GQx, GRx
• 4180-CTO, 62x, 63x, K2x, K3x, K4x, K5x, K6x, K7x, K8x, K9x, KAx, KBx, KCx,
KDx, KEx, KFx, KGx, KHx, KJx, KKx, LDx, LUx, LWx, M2x, M7x, M8x, M9x,
MBx, MDx, MEx, MJx, MLx, MNx, MPx, MQx, MSx, MYx, N2x, NBx, NDx, NFx,
PAx, PBx, PCx, PFx, PGx, PHx, PVx, PXx, Q2x, Q3x, QAx, QCx, QFx
• 4236-CTO, 62x, 63x, MBx, N2x, N3x, N5x, NGx, NHx, NMx, NNx, NTx, NUx,
P3x, P5x, P9x, PAx, PGx, PLx, PMx, PXx, Q6x, Q9x, QAx, QBx, QCx, QEx,
QFx, QGx, QHx
• 4237-CTO
• 4238-CTO
21 System board assembly, integrated graphics, AMT, non-TPM
• 4177-CTO, 2Hx
• 4178-CTO
• 4179-CTO
• 4180-CTO, MCx
• 4236-CTO
• 4237-CTO
• 4238-CTO
21 System board assembly, integrated graphics, non-AMT, TPM
• 4177-CTO, 25x, 26x, 27x, 28x, 29x, 2Dx, 2Ex, 2Qx, 2Rx, 2Sx, 35x, 36x, 38x,
GKx, GMx
• 4178-CTO, 53x, 5Cx, 5Dx, 5Jx, 5Kx, 5Lx, 5Mx, 5Nx, 5Px, 5Rx, 5Tx, 5Ux, 66x,
69x, 6Bx, 6Cx, 6Dx, 6Ex, 6Hx, 6Jx, 6Kx, 6Lx, 6Mx, 6Nx, 83x, 84x, 92x, 93x,
95x, 96x, 97x, 98x, 9Fx, 9Gx, 9Rx, 9Zx, A7x, A8x, AAx, ACx, AFx, AGx, AHx,
AMx, ARx, AUx, AVx, AZx, B2x, B3x, B4x, B5x, B6x, B7x, B9x, BAx, BBx, BCx,
BDx, BEx, BGx, BJx, BKx, BMx, BNx, BPx, BSx, BWx, BYx, C2x, C3x, C9x,
CBx, CCx, CDx, CEx, CFx, CJx, CKx, CLx, CRx, CSx, CUx, CWx, CXx, D2x,
D4x, D5x, D6x, D7x, DAx, DBx, DDx, DEx, DFx, DHx, DLx, DNx, DPx, DQx,
DRx, DSx, DTx, DUx, DVx, DYx, DZx, E2x
• 4179-CTO, G2x, G3x, G4x, G5x, G6x, G7x, G8x, GEx, GGx, GSx
• 4180-CTO, LEx, LFx, LGx, LHx, LJx, LKx, LNx, LPx, LRx, LSx, LTx, MUx, MVx,
MWx, NCx, PDx, PEx, PJx
• 4236-CTO, N6x, N7x, N8x, NCx, NKx, NLx, NXx, NYx, P4x, P6x, P7x, P8x, PBx,
PCx, PDx, PEx, PHx, PJx, PPx, PQx, PSx, PTx, PUx, PVx, PZx, Q2x, Q4x,
QDx, QJx, QKx, QLx
• 4237-CTO
• 4238-CTO
21 System board assembly, integrated graphics, non-AMT, non-TPM
• 4177-CTO, 2Fx, 2Gx
• 4178-CTO, 6Tx, 9Vx, 9Wx, 9Yx, ADx, AJx, AKx
• 4179-CTO
• 4180-CTO
• 4236-CTO
• 4237-CTO
• 4238-CTO
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FRU no.
CRU ID
04W2045 N
04W2046 N
04W2047 N
04W2048 N
. 147
Chapter 10 Parts list