Touchpad Button Board - HP EliteBook 755 G3 Maintenance And Service Manual

Touchpad button board

Description
Touchpad button board for HP 745
Touchpad button board w/NFC antenna
Touchpad button board for HP 755
Touchpad button board w/NFC antenna for HP 755
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 bottom cover (see
5. Remove the battery (see
6. Remove the following components:
a. Keyboard (see
b. Hard drive
c. Internal base plate
Remove the touchpad button board:
1. Disconnect the cable from the touchpad to the smart card reader board (1), and then disconnect the NFC
antenna from the NFC module (2).
2. Lift the tape (3), and then remove the 2 Phillips PM2.5x2.5 screws (4) that secure the touchpad button
board to the top cover.
Bottom cover on page
Battery on page
Keyboard on page 50)
(Hard drive on page 40)
(Internal base plate on page
34).
39).
55)
Component replacement procedures
Spare part number
821171-001
821172-001
836620-001
837851-001
65