Lenovo ThinkPad T520 Hardware Maintenance Manual page 128

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Table 43. Parts list—Overall (continued)
No. FRU (Overall)
8
1-GB DDR3-1333 SDRAM SO-DIMM card
• 4239-CTO, 2Zx
• 4240-CTO, 2Xx, 3Gx, 3Zx
• 4241-CTO, 46x
• 4242-CTO, 4Zx, 52x
• 4243-CTO
• 4244-CTO
• 4246-CTO
• 4249-CTO
• 4260-CTO
• 4270-CTO
• 4276-CTO, 25x
• 4281-CTO
• 4282-CTO
• 4284-CTO
8
2-GB DDR3-1333 SDRAM SO-DIMM card
• 4239-CTO, 22x, 23x, 25x, 27x, 28x, 2Zx, 32x, 33x, 35x, 36x, 48x, 49x, 4Bx
• 4240-CTO, 2Bx, 2Ex, 2Fx, 2Gx, 2Hx, 2Jx, 2Kx, 2Lx, 2Mx, 2Nx, 2Px, 2Qx, 2Rx, 2Sx, 2Tx,
2Xx, 2Yx, 3Bx, 3Cx, 3Gx, 3Hx, 3Mx, 3Sx, 3Vx, 3Wx, 3Xx, 3Yx, 3Zx, 4Bx, 4Cx, 4Dx, 4Mx,
4Nx, 4Px, 4Qx
• 4241-CTO, 26x, 42x, 43x, 44x, 45x, 46x, 47x, 48x
• 4242-CTO, 23x, 27x, 28x, 29x, 2Bx, 2Cx, 2Dx, 2Hx, 2Px, 2Qx, 2Rx, 39x, 3Ax, 3Bx, 3Cx,
3Dx, 3Mx, 3Nx, 3Px, 44x, 45x, 46x, 4Mx, 4Qx, 4Rx, 4Sx, 4Xx, 4Zx, 52x, 56x, 57x
• 4243-CTO, 27x, 28x, 29x, 3Sx, 3Xx, 3Yx, 4Yx
• 4244-CTO
• 4246-CTO
• 4249-CTO
• 4260-CTO
• 4270-CTO
• 4276-CTO, 22x, 24x, 25x, 2Bx, 2Cx, 2Dx, 2Ex, 2Fx, 2Gx, 2Hx, 2Jx, 2Kx, 2Lx, 2Mx, 2Nx,
2Rx, 2Vx
• 4281-CTO
• 4282-CTO, 25x, 2Vx, 2Wx, 3Cx, 3Hx, 3Ux
• 4284-CTO, 25x, 3Tx, 3Ux, 3Vx, 3Wx, 3Xx, 3Yx, 3Zx, 42x, 43x, 45x
120
ThinkPad T520, T520i, and W520 Hardware Maintenance Manual
FRU no.
CRU
ID
55Y3715
**
55Y3716
**

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