ThinkPad T420 Hardware Maintenance Manual page 159

Table 9. Parts list—Overall (continued)
No.
FRU (Overall)
26 Fan assembly, discrete
• 4177-CTO, 22x, 23x, 24x, 2Ax, 2Bx, 2Cx, 2Jx, 2Kx, 2Lx, 2Mx, 2Nx, 2Px, 2Tx,
2Ux, 2Vx, 2Wx, 2Xx, 2Yx, 32x, 33x, 34x, 37x, GFx, GLx, Q3x, Q4x, QBx
• 4178-CTO, 54x, 55x, 58x, 5Ex, 5Fx, 5Gx, 5Hx, 5Qx, 5Sx, 5Yx, 5Zx, 6Ax, 6Px,
6Rx, 6Sx, 6Vx, 6Wx, 6Xx, 6Yx, 82x, 94x, 99x, 9Ax, 9Dx, 9Ex, 9Hx, 9Jx, 9Kx,
9Lx, 9Mx, 9Nx, 9Sx, 9Tx, 9Ux, 9Xx, A2x, A3x, A4x, A5x, A6x, A9x, AEx, AQx,
AXx, B8x, BFx, BHx, BQx, BRx, BTx, BUx, BVx, BXx, BZx, C4x, C5x, C6x,
C7x, CAx, CGx, CHx, CMx, CNx, CPx, CQx, CVx, CYx, D3x, D8x, D9x, DCx,
DGx, DJx, DWx, DXx
• 4179-CTO, G9x, GCx, GDx, GHx, GJx, GMx, GNx, GPx, GTx, GUx, GVx, GWx,
GXx
• 4180-CTO, 64x, 65x, J2x, J3x, J4x, KLx, KMx, KNx, KPx, KQx, KRx, KSx, KTx,
KUx, KVx, KWx, KXx, KYx, KZx, L2x, L3x, L4x, L5x, L6x, L7x, L8x, L9x, LAx,
LBx, LCx, LLx, LMx, LQx, LVx, LXx, LYx, LZx, M3x, M4x, M5x, M6x, MAx, MFx,
MGx, MHx, MKx, MMx, MRx, MTx, MXx, MZx, N3x, N4x, N5x, N6x, N7x, N8x,
N9x, NAx, NEx, PKx, PLx, PMx, PNx, PPx, PQx, PRx, PSx, PTx, PUx, PWx,
PYx, PZx, Q4x, Q5x, Q6x, Q7x, Q8x, Q9x, QDx
• 4236-CTO, 64x, 65x, N4x, N9x, NAx, NBx, NDx, NEx, NFx, NPx, NQx, NRx,
NSx, NVx, NWx, P2x, PFx, PKx, PNx, PRx, PWx, PYx, Q3x, Q7x, Q8x
• 4237-CTO
• 4238-CTO
27
FPC cable (touch pad with fingerprint reader and Bluetooth)
• 4177-CTO, 22x, 23x, 24x, 27x, 29x, 2Ax, 2Bx, 2Cx, 2Dx, 2Ex, 2Fx, 2Gx, 2Hx,
2Jx, 2Kx, 2Lx, 2Mx, 2Nx, 2Px, 2Qx, 2Rx, 2Sx, 2Tx, 2Ux, 2Vx, 2Wx, 2Xx, 2Yx,
32x, 33x, 34x, 35x, 36x, 37x, 38x, GFx, GKx, GLx, GMx, Q2x, Q3x, Q4x, Q7x,
Q8x, QAx, QBx, QEx, QHx, QNx, QPx, QQx, QRx, QTx, QUx, QVx, QWx, QXx,
QYx, QZx, R4x, R5x, R6x, R7x, R8x, R9x, RAx, RBx, RCx, RDx, RFx, RGx, RHx,
RJx, RKx, RLx, RMx, RNx, RPx, RQx, RRx, RSx, RTx, RUx, RWx, RXx, RYx, RZx
• 4178-CTO, 52x, 53x, 54x, 55x, 5Ax, 5Bx, 5Cx, 5Dx, 5Ex, 5Fx, 5Gx, 5Hx, 5Jx,
5Kx, 5Lx, 5Mx, 5Nx, 5Px, 5Qx, 5Rx, 5Sx, 5Tx, 5Ux, 5Vx, 5Wx, 5Xx, 5Yx, 5Zx,
66x, 67x, 68x, 69x, 6Ax, 6Bx, 6Cx, 6Dx, 6Ex, 6Fx, 6Gx, 6Hx, 6Jx, 6Kx, 6Lx,
6Mx, 6Nx, 6Px, 6Qx, 6Rx, 6Sx, 6Tx, 6Ux, 6Vx, 6Wx, 6Xx, 6Yx, 6Zx, 82x, 83x,
84x, 92x, 93x, 94x, 95x, 96x, 97x, 98x, 99x, 9Ax, 9Bx, 9Cx, 9Dx, 9Ex, 9Jx, 9Kx,
9Lx, 9Mx, 9Px, 9Qx, 9Sx, 9Tx, 9Ux, 9Vx, 9Wx, 9Xx, 9Yx, 9Zx, A2x, A3x, A4x,
A8x, A9x, ABx, ADx, AEx, AFx, AGx, AHx, AJx, AKx, ALx, AMx, ANx, APx, ASx,
ATx, AUx, AVx, AWx, AXx, AYx, AZx, B2x, B3x, B4x, B5x, B6x, B7x, B8x, B9x,
BAx, BBx, BCx, BDx, BEx, BFx, BGx, BHx, BJx, BKx, BMx, BNx, BPx, BQx,
BRx, BSx, BTx, BUx, BYx, BZx, C2x, C3x, C4x, C5x, C6x, C7x, C8x, C9x, CAx,
CBx, CCx, CDx, CEx, CFx, CGx, CHx, CJx, CKx, CLx, CMx, CNx, CPx, CQx,
CRx, CSx, CUx, CVx, CWx, CXx, CYx, CZx, D2x, D3x, D4x, D5x, D6x, D7x,
D8x, D9x, DAx, DBx, DCx, DDx, DEx, DFx, DGx, DHx, DJx, DKx, DLx, DMx,
DNx, DPx, DQx, DRx, DSx, DTx, DUx, DVx, DWx, DXx, DYx, DZx, E2x
• 4179-CTO, G3x, G4x, G5x, G6x, G7x, G8x, G9x, GBx, GCx, GDx, GGx, GHx,
GJx, GMx, GNx, GPx, GQx, GRx, GSx, GTx, GUx, GVx, GWx, GXx
• 4180-CTO, 63x, 65x, J2x, J3x, J4x, K2x, K3x, K4x, K5x, K6x, K7x, K8x, K9x,
KAx, KBx, KCx, KDx, KEx, KFx, KGx, KHx, KJx, KKx, KLx, KMx, KNx, KPx,
KQx, KRx, KSx, KTx, KUx, KVx, KWx, KXx, KYx, KZx, L2x, L3x, L4x, L5x, L6x,
L7x, L8x, L9x, LAx, LBx, LNx, LPx, LQx, LRx, LSx, LTx, LUx, LVx, LWx, LXx,
LYx, LZx, M2x, M3x, M4x, M5x, M6x, M7x, M8x, MAx, MBx, MCx, MDx, MEx,
MFx, MGx, MHx, MJx, MKx, MMx, MNx, MPx, MQx, MRx, MSx, MTx, MUx,
MVx, MWx, MXx, MYx, MZx, N2x, N3x, N4x, N5x, N6x, N7x, N8x, N9x, NAx,
NBx, NFx, PAx, PBx, PCx, PFx, PGx, PHx, PKx, PLx, PMx, PNx, PPx, PQx,
PRx, PSx, PTx, PUx, PVx, PWx, PXx, PYx, PZx, Q3x, Q4x, Q5x, Q6x, Q7x,
Q8x, Q9x, QAx, QCx, QDx, QFx
• 4236-CTO, 63x, MBx, N2x, N3x, N4x, N5x, N8x, N9x, NAx, NBx, NCx, NDx,
NEx, NFx, NGx, NHx, NKx, NLx, NMx, NNx, NPx, NQx, NRx, NSx, NTx, NUx,
NVx, NWx, NXx, NYx, P2x, P3x, P4x, P5x, P6x, P7x, P8x, P9x, PAx, PBx, PCx,
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FRU no.
CRU ID
04W0408 N
04W0410
04W1625 N
. 153
Chapter 10 Parts list