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 43
)
●
WLAN module (see
WLAN module on page 40
)
●
Processor (see
Processor on page 74
)
Remove the system board:
1
.
Remove the RJ-11 jack
(1)
from the clip built into the base enclosure and remove the RJ-11 jack cable
from the hook
(2)
built into the base enclosure.
2
.
Disconnect the fan cable
(3)
and the Bluetooth module cable
(4)
from the system board.
3
.
Remove the Phillips PM2.0×6.0 screw
(1)
and the Torx T8M2.5×4.0 screw
(2)
that secure the system
board to the base enclosure.
4
.
Flex the left side of the base enclosure
(1)
until the external monitor connector
(2)
is clear of the
opening in the base enclosure.
5
.
Lift the rear edge of the system board
(3)
until it rests at an angle.
Component replacement procedures 67
