HP ProBook 440 G5 Maintenance And Service Manual page 78

e. Card reader board
f. Battery
When replacing the system board, be sure to remove the following components (as applicable) from the
defective system board and install on the replacement system board:
● Memory modules
● WLAN/Bluetooth module
WWAN module
●
● M.2 solid-state drive
Remove the system board:
1. Position the computer upright on a flat surface and open the display as far as possible.
2. Disconnect the following cables from the system board:
(1): Display cable
(2): Power connector cable
(3): Hard drive connector cable (ZIF)
3. Remove the 2 Torx T8 2.5×4.0 screws (1) that secure the system board to the computer.
4. Lift the bracket from atop the USB-Type C port (2).
The USB bracket is available using spare part number L01051-001.
5. Rotate the left side of the system board upward (3).
68 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
(Card reader board on page
(Battery on page 64)
(Memory modules on page
(WLAN/Bluetooth combo card on page
(WWAN module on page
(M.2 solid-state drive on page
59)
35)
37)
39)
43)