IBM T520I, W520 manual Cru

Table 43. Parts list—Overall (continued)

No.	FRU (Overall)		FRU no.	CRU
				ID
16	System board assembly for T520 and T520i, integrated, non-AMT, TPM		04W2024	N
	• 4239-CTO, 27x, 28x, 35x, 3Nx, 47x, 48x, 49x, 4Bx, 4Cx
	• 4240-CTO, 2Bx, 2Cx, 2Ex, 2Lx, 2Mx, 2Sx, 2Tx, 2Xx, 3Rx, 3Sx, 3Tx, 3Ux, 3Vx, 3Wx, 4Bx,
		4Dx, 4Kx, 4Mx, 4Nx
	• 4241-CTO, 42x, 47x, 48x
	• 4242-CTO, 2Dx, 3Ax, 3Bx, 3Cx, 3Ex, 3Fx, 47x, 48x, 4Qx
	• 4243-CTO, 3Sx, 3Xx, 3Yx
	•	4244-CTO
	•	4246-CTO
16	System board assembly for T520 and T520i, optimus, non-AMT, TPM		04W2025	N
	• 4239-CTO, 36x, 37x, 38x, 39x, 3Ax, 44x, 4Ax
	• 4240-CTO, 2Qx, 2Rx, 2Ux, 2Vx, 2Yx, 3Xx, 3Yx, 4Cx, 4Fx
	• 4241-CTO, 43x, 44x, 45x, 46x
	• 4242-CTO, 3Dx, 3Gx, 3Jx, 4Xx, 4Yx, 55x
	•	4243-CTO
	•	4244-CTO
	•	4246-CTO
16	System board assembly for T520 and T520i, integrated, non-AMT, non-TPM		04W2026	N
	•	4239-CTO, 2Zx
	• 4240-CTO, 3Hx, 3Jx, 3Lx, 3Zx
	•	4241-CTO
	•	4242-CTO
	•	4243-CTO
	•	4244-CTO
	•	4246-CTO
16	System board assembly for T520 and T520i, optimus, non-AMT, non-TPM		04W2027	N
	•	4239-CTO, 32x
	• 4240-CTO, 3Ex, 3Fx, 3Gx, 3Kx
	•	4241-CTO
	•	4242-CTO
	•	4243-CTO
	•	4244-CTO
	•	4246-CTO
16	System board assembly for W520 Q1, AMT, TPM, no RAID adapter		04W2028	N
	•	4249-CTO
	•	4260-CTO
	•	4270-CTO, 26x
	• 4276-CTO, 25x, 27x, 28x, 29x, 2Bx, 2Cx, 2Dx, 2Kx, 2Lx, 2Mx, 2Px, 2Rx, 2Vx, 2Wx, 37x,
		38x, 39x
	•	4281-CTO
	• 4282-CTO, 25x, 26x, 27x, 29x, 2Ax, 2Bx, 2Dx, 2Ex, 2Fx, 2Gx, 2Hx, 2Jx, 2Kx, 2Nx, 2Px,
		2Qx, 2Rx, 2Sx, 2Tx, 2Ux, 2Vx, 2Wx, 2Xx, 32x, 35x, 36x, 37x, 38x, 3Bx, 3Cx, 3Dx, 3Ex,
		3Fx, 3Gx, 3Hx, 3Px, 3Rx, 3Sx, 3Ux, 45x, 4Bx, 4Cx
	• 4284-CTO, 25x, 26x, 3Tx, 3Ux, 3Vx, 45x, 46x, 47x, 48x, 4Ax, 4Bx, 4Cx, 4Dx
16	System board assembly for W520 Q1, AMT, non-TPM, no RAID adapter		04W2030	N
	•	4249-CTO
	•	4260-CTO
	•	4270-CTO
	• 4276-CTO, 2Fx, 2Gx, 2Hx
	•	4281-CTO
	•	4282-CTO, 3Qx
	• 4284-CTO, 3Xx, 3Yx, 3Zx

Chapter 11. Parts list 139