Lenovo ThinkPad T420 Hardware Maintenance Manual - Page 153

Lenovo ThinkPad T420 Manual

Page 153 highlights

Table 9. Parts list-Overall (continued) No. FRU (Overall) FRU no. 20 HDD cover 04W1637 21 System board assembly, integrated graphics, AMT, TPM 04W2045 • 4177-CTO, 2Ex, 2Rx, GLx, GMx, Q8x • 4178-CTO, 55x, 56x, 58x, 5Yx, 66x, 5Rx, 5Sx, 67x, 68x, 69x, 6Cx, 5Zx, 6Jx, 6Vx, 6Wx, 84x, 6Yx, 95x, 9Bx, 94x, 9Gx, 97x, 9Dx, 9Rx, 9Px, 9Qx, 9Mx, 9Tx, 9Ux, ACx, AEx, AFx, APx, AYx, BFx, BTx, CCx, D2x, D3x, D4x, DKx, CEx, DCx, CYx, DDx, DGx, DMx, DQx, DRx • 4179-CTO, GRx, GBx, GCx, G3x, G6x, GTx, GUx, GWx • 4180-CTO, KAx, KFx, KCx, J2x, KEx, KJx, MCx, MDx, MEx, MUx, MNx, MWx, MYx, N4x, PEx, N6x, NBx, NCx, NDx, NEx, PAx, PCx, PXx, PNx, Q5x, PQx, PTx, PYx, Q2x, Q3x, Q8x, QCx, QDx • 4236-CTO, 64x, N2x, 62x, NBx, N7x, N9x, NQx, NRx, NSx, PSx, PTx, PUx, PVx, PWx, PXx, PYx, PZx, Q2x, Q3x, Q4x, Q6x, Q7x, Q8x, Q9x, QAx, QBx, QCx, QLx • 4237-CTO • 4238-CTO 21 System board assembly, integrated graphics, AMT, non-TPM • 4177-CTO, 37x • 4178-CTO • 4179-CTO • 4180-CTO, QAx • 4236-CTO • 4237-CTO • 4238-CTO 04W2046 21 System board assembly, integrated graphics, non-AMT, TPM 04W2047 • 4177-CTO, 25x, 26x, 27x, 28x, 29x, 2Dx, 2Ex, 2Qx, 2Rx, 2Sx, 35x, 36x, 38x, GKx, GMx, QGx, QJx, QKx, QLx, QMx, QQx, QSx, QTx, QUx, QVx, R2x, R3x, R5x, R6x, R7x, R8x, R9x, RBx, RFx, RGx, RNx, RPx, RRx, RSx, RVx, RYx • 4178-CTO, 553x, 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, 9Vx, 9Wx, 9Yx, AKx, AJx, ADx, 6Tx • 4179-CTO • 4180-CTO • 4236-CTO • 4237-CTO • 4238-CTO 04W2048 CRU ID * N N N N Chapter 10. Parts list 147

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Table 9. Parts list—Overall (continued)
No.
FRU (Overall)
FRU no.
CRU ID
20
HDD cover
04W1637
*
21
System board assembly, integrated graphics, AMT, TPM
4177-CTO, 2Ex, 2Rx, GLx, GMx, Q8x
4178-CTO, 55x, 56x, 58x, 5Yx, 66x, 5Rx, 5Sx, 67x, 68x, 69x, 6Cx, 5Zx, 6Jx,
6Vx, 6Wx, 84x, 6Yx, 95x, 9Bx, 94x, 9Gx, 97x, 9Dx, 9Rx, 9Px, 9Qx, 9Mx, 9Tx,
9Ux, ACx, AEx, AFx, APx, AYx, BFx, BTx, CCx, D2x, D3x, D4x, DKx, CEx,
DCx, CYx, DDx, DGx, DMx, DQx, DRx
4179-CTO, GRx, GBx, GCx, G3x, G6x, GTx, GUx, GWx
4180-CTO, KAx, KFx, KCx, J2x, KEx, KJx, MCx, MDx, MEx, MUx, MNx, MWx,
MYx, N4x, PEx, N6x, NBx, NCx, NDx, NEx, PAx, PCx, PXx, PNx, Q5x, PQx,
PTx, PYx, Q2x, Q3x, Q8x, QCx, QDx
4236-CTO, 64x, N2x, 62x, NBx, N7x, N9x, NQx, NRx, NSx, PSx, PTx, PUx, PVx,
PWx, PXx, PYx, PZx, Q2x, Q3x, Q4x, Q6x, Q7x, Q8x, Q9x, QAx, QBx, QCx, QLx
4237-CTO
4238-CTO
04W2045
N
21
System board assembly, integrated graphics, AMT, non-TPM
4177-CTO, 37x
4178-CTO
4179-CTO
4180-CTO, QAx
4236-CTO
4237-CTO
4238-CTO
04W2046
N
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, QGx, QJx, QKx, QLx, QMx, QQx, QSx, QTx, QUx, QVx, R2x, R3x,
R5x, R6x, R7x, R8x, R9x, RBx, RFx, RGx, RNx, RPx, RRx, RSx, RVx, RYx
4178-CTO, 553x, 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
04W2047
N
21
System board assembly, integrated graphics, non-AMT, non-TPM
4177-CTO, 2Fx, 2Gx
4178-CTO, 9Vx, 9Wx, 9Yx, AKx, AJx, ADx, 6Tx
4179-CTO
4180-CTO
4236-CTO
4237-CTO
4238-CTO
04W2048
N
Chapter 10
.
Parts list
147