HP EliteBook 820 G2 Maintenance And Service Manual page 95

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:
●
WWAN module (see
●
Solid-state drive (see
●
WLAN module (see
●
Memory modules (see
Remove the system board:
1. Turn the top cover upside down with the front toward you.
2. Release the ZIF connector (1) to which the power button board cable is attached, and then disconnect
the power button board cable from the system board.
3. Release the ZIF connector (2) to which the fingerprint reader board cable is attached, and then
disconnect the fingerprint reader board cable from the system board.
4. Disconnect the speaker cable (1) from the system board.
WWAN module on page
Solid-state drive on page
WLAN module on page 57)
Memory module on page
53)
55)
59)
Component replacement procedures 87