Lenovo ThinkPad T520 Hardware Maintenance Manual page 146

Table 43. Parts list—Overall (continued)
No. FRU (Overall)
15
SATA 2.5" solid state drive, 160 GB, 7 mm height
• 4239-CTO
• 4240-CTO
• 4241-CTO
• 4242-CTO, 2Ax
• 4243-CTO
• 4244-CTO
• 4246-CTO
• 4249-CTO
• 4260-CTO
• 4270-CTO
• 4276-CTO, 22x, 2Zx, 36x
• 4281-CTO
• 4282-CTO,2Sx, 32x
• 4284-CTO, 43x
16 System board assembly for T520 and T520i, integrated, AMT, TPM
• 4239-CTO, 22x, 25x, 46x
• 4240-CTO, 29x, 2Dx, 2Fx, 2Gx, 2Jx, 2Kx, 3Bx, 3Cx, 3Mx, 46x, 4Ax, 4Ex, 4Px, 4Qx
• 4241-CTO, 26x
• 4242-CTO, 22x, 23x, 24x, 25x, 29x, 2Ax, 2Bx, 2Cx, 2Ex, 2Fx, 2Gx, 2Hx, 2Px, 2Qx, 2Rx,
2Zx, 32x, 34x, 39x, 3Hx, 3Kx, 3Mx, 3Nx, 3Px, 45x, 4Ax, 4Ex, 4Rx, 4Sx, 4Wx, 56x, 57x, 58x
• 4243-CTO, 29x, 3Rx, 3Wx, 3Zx, 4Bx, 4Wx, 4Yx
• 4244-CTO
• 4246-CTO
16 System board assembly for T520 and T520i, optimus, AMT, TPM
• 4239-CTO, 23x, 24x, 26x, 34x, 42x, 43x, 45x
• 4240-CTO, 2Ax, 2Hx, 2Nx, 2Px, 3Dx, 3Px, 3Qx, 47x, 48x, 49x, 4Gx, 4Hx, 4Jx, 4Lx
• 4241-CTO
• 4242-CTO, 27x, 28x, 2Jx, 2Kx, 2Lx, 2Mx, 2Nx, 2Sx, 2Tx, 2Ux, 2Vx, 2Wx, 2Xx, 2Yx, 33x,
35x, 36x, 37x, 38x, 3Lx, 3Qx, 46x, 49x, 4Cx, 4Dx, 4Fx, 4Gx, 4Mx, 4Tx, 4Ux, 4Vx, 4Zx,
52x, 53x, 54x, 59x
• 4243-CTO, 27x, 28x, 3Tx, 3Ux, 3Vx, 4Jx, 4Kx, 4Ux, 4Vx, 4Xx, 5Ax
• 4244-CTO
• 4246-CTO
16 System board assembly for T520 and T520i, integrated, AMT, non-TPM
• 4239-CTO
• 4240-CTO
• 4241-CTO
• 4242-CTO, 44x
• 4243-CTO
• 4244-CTO
• 4246-CTO
16 System board assembly for T520 and T520i, optimus, AMT, non-TPM
• 4239-CTO, 33x
• 4240-CTO
• 4241-CTO
• 4242-CTO, 4Hx
• 4243-CTO
• 4244-CTO
• 4246-CTO
138
ThinkPad T520, T520i, and W520 Hardware Maintenance Manual
FRU no.
CRU
ID
45N8057 **
04W2020 N
04W2021 N
04W2022 N
04W2023 N