4. Remove the TouchPad (4) by pressing it through the keyboard/top cover.
NOTE: When removing the TouchPad, make sure the TouchPad cable routes cleanly through the
opening (5) in the keyboard/top cover.
Reverse this procedure to install the TouchPad.
Card reader board
Description Spare part number
Card reader board (includes cable) 740202-001
Before removing the card reader board, follow these steps:
1. Turn off the tablet and keyboard base. If you are unsure whether the tablet and keyboard base are
off or in Hibernation, turn the tablet on, and then shut it down through the operating system.
2. Disconnect the power from the tablet and keyboard base by unplugging the power cord from the
tablet and keyboard base.
3. Disconnect the tablet from the keyboard base.
4. Remove the bottom cover (see 
Bottom cover on page 69).
5. Disconnect the keyboard base battery cable from the docking board (see 
Keyboard base battery
on page 71).
74 Chapter 5   Removal and replacement procedures