Before you begin the following procedure, see the safety instructions in the Product Information Guide.
NOTICE:
To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such
as the back panel) on the computer.
NOTICE:
To avoid damaging the system board, you must remove the main battery before you begin working inside the computer.
The system board's BIOS chip contains the Service Tag, 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 to the replacement system board.
1. Follow the instructions in
"Before Working Inside Your
2. Remove the
hard
drive.
3. Remove the
optical
drive.
4. Remove the
memory
module(s).
5. Remove the
Mini PCI
card.
6. Remove the modem.
7. Remove the center control cover.
8. Remove the keyboard.
9. Remove the
display
assembly.
1 modem system board
connector
2 modem cable
10. Turn the computer over and disconnect the modem cable from the system board connector.