System Board: Dell Latitude C540/C640 Service Manual
1 M2.5 x. 5-mm screw (1)
2 audio connector
locations; pull outward
here
11. Remove the
12. Pull the right side of the bottom case, next to the audio connectors, away from
the system board as you simultaneously lift the front of the system board out
and away from the bottom case.
Replacing the System Board
1. Install the
microprocessor module
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speaker assemblies
from the bottom case.
on the replacement system board.