j. Display assembly (see Display assembly on page 77)
k. Top cover (see
Top cover on page 85)
l. Power connector and cable
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:
●
Memory module (see
Memory module on page 51)
●
WLAN module (see
WLAN module on page 65)
●
Modem module (see
Modem module on page 87)
●
Processor (see
Processor on page 74)
Remove the system board:
1. Position the computer right-side up with the front toward you.
2. Remove the T8 slotted-Torx 2.5×5.0 screw (1) that secures the system board to the base
enclosure.
3. Disconnect the USB board cable from the system board (2).
4. Use the ODD connector (3) to lift the right side of the system board from the base enclosure (4).
5. Lift the system board up and to the right to remove the system board (5).
Reverse this procedure to install the system board.
90 Chapter 4 Removal and replacement procedures
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