TouchPad button board
Description Spare part number
TouchPad button board (includes cable) for use on HP ENVY 15 Notebook PC computer models 763790-001
TouchPad button board (includes cable) for use on HP ENVY 17 Notebook PC computer models 763712-001
Before removing the TouchPad button board, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and
then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 32).
5. Remove the optical drive (see Optical drive on page 33).
6. Remove the keyboard/top cover from the base enclosure (see Keyboard/top cover on page 36).
Remove the TouchPad button board:
1. Turn the top cover upside down, with the front toward you.
2. Remove the two broadhead screws (1) that secure the TouchPad button board bracket to the
keyboard/top cover.
NOTE: Some models may have three broadhead screws for the TouchPad button board (1).
3. Remove the TouchPad board by carefully pushing the TouchPad down (2) and routing the cable through
the opening (3) (the cable was disconnected earlier from the keyboard/top cover).
Reverse this procedure to install the TouchPad button board.
52 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
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