Lenovo T420i manual Parts list-Overall continued, FRU Overall, FRU no, Cru Id

Table 9. Parts list—Overall (continued)

No.	FRU (Overall)		FRU no.	CRU ID
22	CPU assembly, Intel Pentium B950 (2.10 GHz)		04W1895	N
	•	4177-CTO, GFx, GKx, GLx, GMx
	•	4178-CTO
	•	4179-CTO
	•	4180-CTO
	•	4236-CTO
	•	4237-CTO
	•	4238-CTO
22	CPU assembly, Intel Pentium B940 (2.0 GHz)		04W1894	N
	•	4177-CTO, QQx, QRx, QSx
	•	4178-CTO, AQx, ARx
	•	4179-CTO
	•	4180-CTO
	•	4236-CTO
	•	4237-CTO
	•	4238-CTO
23	Backup battery		02K7078	**
			04W1642
24	SmartCard Reader FPC cable		04W1639	N
	• 4177-CTO, 2Fx, 2Gx, 2Hx, 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, AEx, AXx,
		AYx, AZx, B2x, B3x, B4x, BDx, BEx, BFx, BHx, BJx, BMx, BNx, BPx, BQx,
		BRx, BUx, BZx, C3x, C4x, C5x, C6x, CBx, CFx, CHx, CKx, CLx, CMx, CNx,
		CPx, CQx, CXx, CYx
	•	4179-CTO, GXx
	• 4180-CTO, KEx, KFx, L9x, LAx, LBx, LPx, LQx, LVx, LXx, M8x, MCx, MDx, MEx,
		MRx, MSx, MZx, N2x, 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
25	SmartCard Reader		04W1638	N
	•	4177-CTO, 2Fx, 2Gx, 2Hx, Q7x, Q8x, QAx, QBx, QPx, R9x, RBx, RCx, RLx,	04W2084
		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
	•	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

146ThinkPad T420 and T420i Hardware Maintenance Manual