Table 43. Parts 
| No. | FRU (Overall) | FRU no. | CRU | |
| 
 | 
 | 
 | 
 | ID | 
| 
 | 
 | 
 | 
 | |
| 8 | 55Y3717 | ** | ||
| 
 | •  | 
 | 
 | |
| 
 | •  | 
 | 
 | |
| 
 | 
 | 3Tx, 3Ux, 46x, 47x, 48x, 49x, 4Ax, 4Ex, 4Fx, 4Gx, 4Hx, 4Jx, 4Kx, 4Lx | 
 | 
 | 
| 
 | • | 
 | 
 | |
| 
 | •  | 
 | 
 | |
| 
 | 
 | 2Vx, 2Wx, 2Xx, 2Yx, 2Zx, 32x, 33x, 34x, 35x, 36x, 37x, 38x, 3Ex, 3Fx, 3Gx, 3Hx, 3Jx, 3Kx, | 
 | 
 | 
| 
 | 
 | 3Lx, 3Qx, 47x, 48x, 49x, 4Ax, 4Cx, 4Dx, 4Ex, 4Fx, 4Gx, 4Hx, 4Tx, 4Ux, 4Vx, 4Wx, 4Yx, | 
 | 
 | 
| 
 | 
 | 53x, 54x, 55x, 58x, 59x | 
 | 
 | 
| 
 | •  | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | •  | 
 | 
 | |
| 
 | 
 | 34x, 35x, 36x, 37x, 38x, 39x | 
 | 
 | 
| 
 | • | 
 | 
 | |
| 
 | •  | 
 | 
 | |
| 
 | 
 | 2Kx, 2Lx, 2Mx, 2Nx, 2Px, 2Qx, 2Rx, 2Sx, 2Tx, 2Ux, 2Xx, 2Yx, 2Zx, 32x, 33x, 34x, 35x, 36x, | 
 | 
 | 
| 
 | 
 | 37x, 38x, 3Bx, 3Dx, 3Ex, 3Fx, 3Gx, 3Jx, 3Kx, 3Lx, 3Mx, 3Nx, 3Px, 3Qx, 3Rx, 3Sx, 3Tx, | 
 | 
 | 
| 
 | 
 | 3Vx, 3Wx, 3Xx, 3Yx, 3Zx, 42x, 45x, 4Bx, 4Cx | 
 | 
 | 
| 
 | •  | 
 | 
 | |
| 
 | 
 | 
 | 
 | |
| 8 | DIMM dummy card for workstation models | 04W1395 | ** | |
| 
 | 
 | 
 | 
 | |
| 9 | I/O sub card (contains a USB port and an Ethernet port) | 04W1563 | N | |
| 
 | 
 | 
 | 
 | |
| 10 | Battery pack,  | 42T4883 | * | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | 
 | 
 | 
 | |
| 10 | Battery pack,  | 42T4885 | * | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | • | 
 | 
 | |
| 
 | 
 | 
 | 
 | 
 | 
Chapter 11. Parts list 121
