Power Mac G4 Cube Top Plate Assembly -
2
Removing the Computer Core From the Enclosure
Warning: Always shut down your computer before opening it to avoid damaging its
internal components or causing injury. After you shut down the computer, the
internal components can be very hot. Let the computer cool down before
continuing.
1 Place your computer on a clean, flat surface.
2 Shut down your computer by opening the Special menu and choosing Shut Down.
Then wait five minutes for the computer’s internal components to cool down.
3 Unplug all cables from the computer except the power cord.
Note:
If you have never plugged in your computer, connect the computer’s power
cord and plug it in.
4 Turn the computer on its side on a soft, clean cloth, and ground yourself by touching
the bare metal between the video ports.
(Figure 1)
Figure 1
Important:
To avoid electrostatic discharge, always ground yourself by touching the
bare metal before you touch any parts or install any components inside the computer.
To avoid static electricity building back up in your body, do not walk around the room
until you have completed the installation and closed the computer.
5 Unplug the power cord.
Touch 
Bare 
Metal