Before removing the USB board, follow these steps:
1. Prepare the computer for disassembly (see Preparation for disassembly on page 32).
2. Remove the bottom cover (see Bottom cover and rubber feet on page 32).
3. Remove the battery (see Battery on page 34).
Remove the USB board:
1. Remove the two Phillips M2.0 × 4.0 screws (1) that secure the USB board to the computer.
2. Lift the board up and turn it over to access the cable connected to the bottom (2).
3. Disconnect the cable from the ZIF connector on the bottom of the board (3).
Reverse this procedure to install the USB board.
Touchpad
To remove the touchpad, use this procedure and illustration.
Table 5-9 Touchpad description and part number
Description Spare part number
Touchpad, jet black M50414-001
Touchpad, evening blue M50415-001
Touchpad, natural silver M50416-001
Touchpad, snowake white M50417-001
Touchpad, opulent aubergine M59354-001
Touchpad, underwater teal M59355-001
Touchpad cable M50423-001
Before removing the touchpad, follow these steps:
42 Chapter 5 Removal and replacement procedures for authorized service provider parts