Service Manual

Steps
1. Place the power-adapter port, along with its cable, into the slot on the palm-rest and keyboard assembly.
2. Route the power-adapter port cable through the routing guide on the palm-rest and keyboard assembly.
3. Adhere the tape that secures the power-adapter port cable to the system board.
4. Connect the power-adapter port cable to the system board.
5. Close the right display-hinge and align the screw holes on the right display-hinge with the screw holes on the system board
and palm-rest and keyboard assembly.
6. Replace the three (M2.5x4.5) screws that secure the right display-hinge to the system board and palm-rest and keyboard
assembly.
Next steps
1. Install the base cover.
2. Exit Service Mode.
3. Follow the procedure in After working inside your computer.
System board
Removing the system board
Prerequisites
1. Follow the procedure in Before working inside your computer.
NOTE:
Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup
program after you replace the system board.
NOTE: Replacing the system board removes any changes that you have made to the BIOS using the BIOS setup
program. You must make the appropriate changes again after you replace the system board.
NOTE: Before disconnecting the cables from the system board, note the location of the connectors so that you can
reconnect the cables correctly after you replace the system board.
2. Remove the base cover.
3. Remove the 3-cell battery or 4-cell battery, whichever applicable.
Removing and installing components
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