Apple 073-0560 User Manual

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Power Mac G4 / Macintosh Server G4

SCSI Card

Replacement Instructions

Follow the instructions in this sheet carefully. Failure to follow these instructions could
damage your equipment and void its warranty.

Note:

Written and video instructions covering customer-installable parts are available at

http://www.info.apple.com/installparts/.

Warning: During this procedure, keep small parts away from children.

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.

073-0560 Rev. C

6. Touch the metal PCI access covers on the back of the computer.

(Figure 1)

Important:

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.

Figure 1

Power Mac G4 Power Mac G4 (Mirrored Drive Doors)

To avoid electrostatic discharge, always ground yourself by touching the

7. Unplug the power cord.

8. Lift the latch on the right side access panel.

9. Gently lower the access panel until it lies flat. To avoid scratching the case, lower the
panel onto a soft, clean cloth.

Warning: If you see any lights glowing on the main logic board, the computer
has not been shut down. Close the side access panel and shut down the
computer before proceeding.

Power Mac G4 SCSI Card -

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