HP ZBook 15 G4 Maintenance And Service Manual page 73

4. Remove the bottom cover (see
5. Remove the battery (see
6. Remove the hard drive (see
7. Remove the keyboard (see
8. Remove the fans (see
9. Remove the smart card reader (see
NOTE: When replacing the system board, be sure that the following components are removed from the
defective system board and installed on the replacement system board:
Solid-state drive (see
●
● WLAN module (see
WWAN module (see
●
● Memory modules (see
Graphics board (see
●
Remove the system board:
1. Remove the two Phillips PM2.0×3.0 screws from the bracket atop the display connector (1), and then
remove the bracket (2).
2. Disconnect the display cable (3).
3. Disconnect the remaining cables from the system board:
(4) Fingerprint reader cable
(5) TouchPad cable
(6) RTC battery cable
(7) Speaker cable
(8) LED board cable
Bottom cover on page
Battery on page 37).
Hard drive on page
Keyboard on page
Fans on page 60).
Smart card reader on page
Solid-state drive (M.2) on page
WLAN module on page 41)
WWAN module on page
Memory module on page
Graphics board on page
36).
46).
49).
45).
40)
43)
38)
56)
Component replacement procedures 63