HP ZBook 15 G2 Mobile Workstation Maintenance and Service Guide

Function button board
Description Spare part number
Function button board (includes cable and double-sided adhesive) 734284-001
Before removing the function button 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 battery (see Battery on page 37), and then remove the following components:
a. Service cover (see Service cover on page 38)
b. Hard drive (see Hard drive on page 39)
c. Optical drive (see Optical drive on page 41)
d. Keyboard (see Keyboard on page 50)
e. Top cover (see Top cover on page 58)
Remove the function button board:
1. Detach the function button board cable from the top cover. (The function button board cable is attached
to the top cover with double-sided adhesive.)
2. Turn the top cover upside down, with the front toward you.
3. Release the function button board cable through the opening (1) in the top cover.
4. Remove the Phillips PM2.0×3.0 screw (2) that secures the function button board to the top cover.
64 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts