Removing and Replacing Parts 53
1Remove the hard drive.
2Remove the keyboard assembly.
3Remove the display assembly.
4Remove the palmrest assembly.
5Disconnect the speaker interface cable connectors.
NOTICE: Do not pull the antenna cable when removing the speaker (see
“Speaker Assemblies”).
6Remove the speaker assemblies by pulling them straight up and out of
the bottom case assembly
NOTICE: Handle the speaker assemblies and speakers with care to avoid
damaging the speaker cones.
NOTE: The left speaker has an in-line connector, and its cable is longer
than the right speaker.

Replacing the Speaker Assembly

1To replace the speaker assembly, place the mounting ring over the
front palmrest screw post.
NOTICE: Make sure the speaker wires are under their routing clips. Route the
left speaker wire properly between the battery bay and hard dri ve ar ea.
2Slide the speaker assembly down in to the bottom case assembly.
NOTE: Speakers face out in the bottom case assembly holders.
System Board Assembly
The system board’s BIOS chip contains the system’s service tag number,
which is also visible on a bar-code label on the bottom of the computer. The
replacement kit for the system board assembly includes a CD that provides
a utility for transferring the service tag number to the replacement system
board assembly.