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073-0560 Rev. B
Power Mac G4 / Macintosh Server G4
SCSI Card
Replacement Instructions
Be sure to follow the instructions in this sheet carefully. Failure to follow these instructions
could result in damage to your equipment and may void your warranty.
Note:
Written and video instructions covering customer-installable parts are available at
http://www.info.apple.com/installparts/.
Tools Required
The only tool required for this procedure is a Phillips screwdriver.
Opening the Computer
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. If you think your computer is in sleep, press the power button on the front of the
computer to wake it.
3. 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.
4. If you attached a security cable through the computer’s lockable cover latch, remove
the cable.
5. Unplug all other cables from the computer except the power cord.
6. Touch the metal PCI access covers on the back of the computer.
(Figure 1A)
Important:
To avoid electrostatic discharge, always ground yourself by touching the
port access covers 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 your installation and closed the computer.
7. Unplug the power cord.