User Guide

© 2003 Apple Computer, Inc. All rights reserved.
 PowerBook G4
Top Case
Replacement Instructions
The following instructions explain how to replace the top case in the PowerBook G4
computer.
Tools
• Soft towel or cloth larger than the PowerBook
• Black stick (or other nonconductive plastic or nylon tool)
Preliminary Steps
Before you begin, remove the following:
• Battery
• Keyboard
• Modem
• AirPort Card (if installed)
• Bottom case
• Hard drive
• DVD-ROM drive
• PMU card
• Backup battery
• Logic board
• Rib frame and heat exchanger
• Inverter board
• Display module