98 - iMac G5, 17-inch Take Apart Midplane Assembly
5. Locate the black video cable next to the fans. Using a Phillips #2 screw. Remove the
two screws and set them aside.
Pull up on the black tab to disconnect the cable. Flip the cable back, so it is out of the
way.
4. Using a Phillips #2 screwdriver, remove six screws that attach the midplane to the
panel housing. Three short screws are located in the channel along the top of the case
and the longer screws attach to the midplane board. Set the screws aside.