USB/card reader board
Table 6-9 Spare part description and number
Description Spare part number
USB/card reader board L20448-001
USB/card reader board cable L20452-001
Before removing the USB/card reader board, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 27).
2. Remove the optical drive (see Optical drive on page 28).
3. Remove the bottom cover (see Bottom cover on page 31).
4. Remove the battery (see Battery on page 33).
Remove the USB/card reader board:
1. Disconnect the cable from the ZIF connector on the USB board (1).
2. Remove the Phillips M2.0 × 3.0 screw (2), and then remove the board from the computer (3).
Reverse this procedure to replace the USB/card reader board.
44 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
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