Touchpad Board - HP EliteBook 850 G4 Maintenance And Service Manual

Touchpad board

Description
HP EliteBook 850 G4 Notebook PC models
Touchpad board without NFC antenna
Touchpad board with NFC antenna
HP ZBook 15u G4 Mobile Workstation models
Touchpad board without NFC antenna
Touchpad board with NFC antenna
Before removing the touchpad 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 keyboard (see
7. Remove the internal base plate (see
Remove the touchpad 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 (if installed) (2).
2. Lift the tape (3), and then remove the 2 Phillips M2.5x2.5 screws (4) that secure the touchpad button
board to the computer.
Bottom cover on page
Battery on page 38).
Keyboard on page 50).
Internal base plate on page 53
34).
Component replacement procedures
Spare part number
836620-001
837851-001
821153-001
821154-001
59