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k.
Top cover trim (see
l.
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 modules (see
)
●
RTC battery (see
●
●
Bluetooth module (see
●
ExpressCard assembly (see
ExpressCard assembly on page 85
)
●
Optical drive connector board (see
)
Remove the system board:
1.
Turn the computer upside down with the front toward you.
2.
Remove the Phillips PM2.5×8.0 screw that secures the system board to the base enclosure.
3.
Turn the computer right-side up, with the front toward you.
Component replacement procedures
93