1. Remove the hard drive.
2. Remove the keyboard.
3. Remove the display assembly.
4. Remove the palm rest.
5. Disconnect the speaker interface cable connectors.
6. Remove the speaker assemblies by pulling them straight up and out of the bottom case.
Replacing the Speaker Assemblies
1. Place the mounting ring over the front palm-rest screw post.
2. Slide the speaker assembly down in to the bottom case.
System Board Assembly
Removing the System Board
The system board's BIOS chip contains the service tag sequence, which is also visible on a barcode label on the bottom of the computer. The replacement kit
for the system board includes a CD that provides a utility for transferring the service tag sequence to the replacement system board.
1. Remove the hard drive.
2. Remove the keyboard.
3. Remove the display assembly.
4. Remove the palm rest.
5. Remove the microprocessor thermal cooling assembly.
6. Remove the microprocessor.
7. Remove the modem, memory modules, and Mini PCI card.
8. Turn the computer over, and remove the six M2.5 x 5-mm screws labeled "circle B" that secure the system board to the bottom case.
9. Remove the three M2.5 x 5-mm screws labeled "circle B" that secure the fan guard to the bottom case.
