iMac G5, 17-inch Take Apart -
Battery
Replacing the Battery
1. Remove the replacement battery from its packaging.
2. Holding the battery positive side up, push the battery (in the direction of the arrow)
under the battery clip. The battery should slip into place under the clip.
3. Replace the AirPort Extreme card. Remove the AirPort antenna cable (by pulling the
tab) from the opening on the AirPort Extreme guide rail.