TouchPad board
NOTE: The TouchPad board spare part kit includes the cable and double-sided adhesive.
Description Spare part number
For use only with keyboard/top cover spare part kits with spare part numbers 788639-xxx and 783090-
xxx.
783086-001
For use only with keyboard/top cover spare part kits with spare part numbers 822639-xxx. 822628-001
Before removing the TouchPad board, follow these steps:
1. Turn o the computer. If you are unsure whether the computer is o or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2. Disconnect the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the keyboard/top cover (see Keyboard/top cover on page 24).
Remove the TouchPad button board:
1. Turn the keyboard/top cover upside down with the front toward you.
2. Release the two pieces of grounding tape (1) that secure the TouchPad board to the keyboard/top cover.
3. Detach the TouchPad board cable (2) from the keyboard/top cover. (The TouchPad board cable is
attached to the keyboard/top cover with double-sided adhesive at two locations.)
4. Remove the two Phillips PM1.9×2.3 screws (3) that secure the TouchPad board to the top cover.
5. Release the TouchPad board (4) by pressing it through the opening in the keyboard/top cover.
Component replacement procedures 31
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