5.
Keyboard (see
6.
Memory module compartment cover for memory module 1 and 3 (see
on page
7.
Solid-state drive 1 (see
8.
Bottom case (see
When you replace the system board, be sure to remove the following components (as applicable) from the
defective system board and install them on the replacement system board:
WLAN module (see
●
●
WWAN module (see
Solid-state drive 2 (see
●
●
Memory modules (see
Fan/heat sink assembly (see
●
Remove the system board:
1.
Turn the computer right side up with the front toward you.
2.
Open the computer.
3.
Disconnect the speaker cable from the system board.
4.
Close the computer.
5.
Turn the computer upside down with the front toward you.
6.
Remove the WLAN module Mylar shield (1).
The WLAN module Mylar shield is included in the Mylar Kit, spare part number M23344-001.
7.
Disconnect the wireless antenna cables (2) from the WLAN module.
The #1 WLAN antenna cable connects to the WLAN module #1/Main terminal. The #2 WLAN antenna cable
connects to the WLAN module #2/Aux terminal.
ENWW
Keyboard on page
58)
Solid-state drive 1 on page
Bottom case on page
WLAN module on page
WWAN module on page
Solid-state drive 2 on page
Memory modules 2 and 4 on page 51
Fan/heat sink assembly on page
54)
62)
66)
46).
47).
49).
and
79).
Memory modules 1 and 3
Memory modules 1 and 3 on page
Component replacement procedures
58).
91