Fan Cover Q45A 033-2523
 iMac G5
Fan Cover, 17-inch
Replacement Instructions
Follow the instructions in this sheet carefully. Failure to follow these instructions could
damage your equipment and void its warranty.
Note: Online instructions are available at http://www.apple.com/support/doityourself/.
Tools Required
• Use the screwdriver provided, or a Phillips #1 screwdriver, preferably with a
magnetized tip
• Screw tray or equivalent to hold the screws
Part Location
033-2523 Rev. A
Important Things to Know
1. A spares kit is included with the replacement part. The kit includes:
• a Phillips #1 screwdriver
• extra screws
2. All customer removable screws are brass colored. Do not remove screws unless
they are brass colored, or you will void your warranty.
3. Ground yourself when working on the computer. The procedure will show you how to
ground yourself.
4. Do not pull on individual wires when disconnecting a part; pull on the connector.
2 - iMac G5 Fan Cover, 17-inch
Opening the Computer
1. Turn your computer off by choosing Shut down from the Apple (K) menu.
2. Disconnect all cables, and unplug the power cord from your computer.
3. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of the
computer and slowly lay the computer face down as shown
iMac G5 Fan Cover, 17-inch - 3
4. Locate the three case screws circled below. You may have to lift the metal foot to
locate the middle case screw. Note: These screws are captive; they are part of the
display/bezel assembly and cannot be removed.
5. Using the tool provided, or a Phillips #1 screwdriver, loosen the three captive screws.
Note: Turn the screws counterclockwise until they stop turning.
6. Holding the metal foot, tilt the back cover up and lift it off the computer.
4 - iMac G5 Fan Cover, 17-inch
Removing the Fan Cover
1. Ground yourself. Touch the metal surface (as shown below) on the inside of the
computer to discharge any static electricity.
Warning: Always discharge static electricity before you touch any parts or
install any components inside the computer. To avoid generating static
electricity, do not walk around the room until you have finished installing the
part and closed the computer.
iMac G5 Fan Cover, 17-inch - 5
2. Locate the fan cover shown below.
3. Using the tool provided, or a Phillips #1 screwdriver, remove the two fan cover screws.
Lift the fan cover off the midplane and set the fan cover aside.
6 - iMac G5 Fan Cover, 17-inch
Installing the Replacement Fan Cover
1. Remove the replacement fan cover from its packaging.
2. Replace the two fan cover screws. The larger screw attaches on the left. Note: Make
sure the pull tab is sticking up as shown.
iMac G5 Fan Cover, 17-inch - 7
Closing the Computer
1. Replace the cover so that the slots on the top edge of the cover mate with the tabs on
the display housing.
2. Tilt the back cover slightly and align the top edge with the tabs on the housing. Push
the two together as you lower the back cover.
8 - iMac G5 Fan Cover, 17-inch
3. Tighten the three captive case screws by turning them clockwise in the order shown.
4. Position the computer in the upright position. Reconnect the power cord and
remaining cables. Turn on the computer.
iMac G5 Fan Cover, 17-inch - 9
 Apple Computer, Inc.
© 2004 Apple Computer, Inc. All rights reserved.
This document is protected under U.S. Copyright Law and International Treaties, and no
part of this document may be reproduced in any form without written permission from
Apple.
Apple is not responsible for typographical, printing, or inadvertent errors.
Apple Computer, Inc.
1 Infinite Loop
Cupertino, CA 95014-2084
USA
+ 1 408 996 1010
http://www.apple.com
Apple, the Apple logo, Mac, Macintosh, and the Mac logo are trademarks of Apple
Computer, Inc., registered in the U.S. and other countries.
10 - iMac G5 Fan Cover, 17-inch
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