Apple Power Mac 073-0543 User Manual

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Power Mac G4 Cube

AirPort Card

Replacement Instructions

Be sure to follow these instructions carefully. Failure to follow these
instructions could result in damage to your equipment and may void your
warranty.

Replacing the AirPort Card in your computer requires five basic steps:

• Turn off the computer.

• Remove the computer core from the enclosure.

• Remove the installed AirPort Card, if applicable.

• Install the replacement AirPort Card.

• Replace the computer core in the enclosure.

Note:

Written and video instructions covering customer-installable parts
are available at:
http://www.info.apple.com/installparts/.

Tools Required

No tools are required for this procedure.

Electrostatic Discharge (ESD)

Static electricity , a normal and natural phenomenon, builds up on y our body
as you walk around. You experience an electrostatic discharge (ESD) when
you touch an object and feel a spark. ESD can cause damage to the
internal components of your computer. To avoid ESD damage, read and
follow all instructions.

073-0543 Rev. B

Removing the Computer Core From the Enclosure

Warning: Always turn off your computer before opening it to avoid
damaging its internal components.

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.

Important:

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.

To avoid electrostatic discharge, always ground yourself

Touch 
Bare 
Metal

2

- Power Mac G4 Cube AirPort Card