Apple power mac g4 fw 800 User Manual

							
 © 2003 Apple Computer, Inc. All rights reserved. 

 
 
 
Service Source
 
Power Mac G4 (Mirrored Drive Doors)Power Mac G4 (FW 800)
 
Updated 22 February 2006 
						

							 
© 2003 Apple Computer, Inc. All rights reserved.
 

 
 
 
Service Source
Take Apart
 
Power Mac G4 (Mirrored Drive Doors)
Power Mac G4 (FW 800) 
						

							 
Power Mac G4 (Mirror/FW 800) Take Apart - 
 
1
 
 General Information
 
General Information
 
Overview
 
The identifying characteristics on the front of the Power Mac G4 (Mirrored Drive Doors), 
Power Mac G4 (Mirrored Drive Doors 2003), and Power Mac G4 (FW 800) computers are 
their top speaker and mirrored optical drive bezel. Like the Power Mac G4 (QuickSilver 
and QuickSilver 2002) computers, these models also have a silver-colored case.
 The Power Mac G4 (Mirrored Drive Doors 2003) computer is identical to the Power Mac 
G4 (Mirrored Drive Doors) computer except for updates to the drives and processor.
The Power Mac G4 (FW 800) computer is similar to the Power Mac G4 (Mirrored Drive 
Doors) computer with these exceptions:
• FireWire 800 Mbps port 
• AirPort Extreme Card option
• Bluetooth option
• SCSI card option is a third-party card; no Apple SCSI card option
• SCSI cable is a third-party cable; no Apple SCSI cable 
						

							 
2 - 
 
Power Mac G4 (Mirror/FW 800) Take Apart
 General Information
 
Important:
 
 The Take Apart procedures are the same for all versions of the computers 
unless model differences are noted.
 
Tools
 
The following tools are required:
• #2 Phillips screwdriver
• #1 Phillips screwdriver
• T-10 Torx driver or 2.5 mm Allen wrench
• Small flat-blade screwdriver
• Needlenose pliers
 
Note:
 
  Magnetized tools are recommended to avoid dropping screws within the computer.
 
Note:
 
  To organize the screws you remove from the computer, use a tray with divided 
compartments (such as a plastic ice cube tray).
 
Serial Number Location
 
The computer’s serial number is located on the back panel.
 
Before Opening the Computer
 
Warning:
 
  The power supply in this computer is a high-voltage component and should not 
be opened for any reason, even when the computer is off. 
 
Warning:
 
 After shutting down the computer, you must wait a few minutes before servicing 
it to allow internal components to cool.
 
Important:
 
  The only way to shut off power completely to the computer and display is to 
disconnect their power plugs from the power source. Make sure the power cords to the 
computer and display are within easy reach. 
 
Electrostatic Discharge (ESD) Precautions
 
Follow these steps to avoid damage from ESD before working inside the computer. 
1. Shut down the computer.
2. Wait a few minutes to allow the computer’s internal components to cool.
3. Unplug all cables from the computer except the power cord.
4. Touch the metal PCI access covers on the back panel to discharge static electricity.
5. Unplug the power cord.
6. Lift the latch on the side of the computer. (If the latch will not lift, check that the 
security lock port and lockable cover latch in the back of the computer are not locked.) 
						

							 
Power Mac G4 (Mirror/FW 800) Take Apart - 
 
3
 
 General Information7. Put on an ESD wrist strap. 
8. To avoid static electricity building back up in your body, do not walk around the room 
until after you have finished working and closed the computer.
 
Operating the Computer
 
Warning: In this computer the lower fan is in direct line with the heatsink. However, 
when the computer is open and the side panel is set down, the fan and heatsink are 
no longer in contact. To avoid overheating and permanent damage, never turn on 
the computer unless all of its internal and external parts are in place and it is 
closed. Operating the computer when it is open or missing parts can damage the 
computer or cause injury. 
						

							 
4 - 
 
Power Mac G4 (Mirror/FW 800) Take Apart
 Opening the Computer
 
Opening the Computer 
 
Tools
 
No tools are required for this procedure.
 
Preliminary Steps
 
No preliminary steps are required before you begin this procedure.
 
Procedure
 
1. Lift the latch to unlock the right side access panel.
2.
 
Note:
 
 Gently lower the side panel onto a clean, ESD-safe mat to avoid scratching the 
case. Lower the side panel until it lies flat.
 
Note:
 
 Release the latch before returning the side panel to its upright closed position. 
						

							 
Power Mac G4 (Mirror/FW 800) Take Apart - 
 
5
 
 Top Handles
 
Top Handles
 
Tools
 
The only tool required for this procedure is a 2.5 mm Allen wrench.
 
Part Location
Preliminary Steps
 
There are no preliminary steps for this procedure. 
						

							 
6 - 
 
Power Mac G4 (Mirror/FW 800) Take Apart
 Top Handles
 
Procedure
 
1. Remove the two Allen screws that secure the handle you are replacing.
2. Lift the handle from the computer.
 
Replacement Note:
 
 When replacing a handle, make sure the inner prongs fit inside the 
raised points on the computer. 
						

							 
Power Mac G4 (Mirror/FW 800) Take Apart - 
 
7
 
 Top Handles
 
Replacement Note:
 
 When replacing a handle, make sure you orient the handle so the 
three tiny bumps are near the lower edge of the handle.The handle won’t fit properly if it is 
turned upside down. The top front and top rear handles are interchangeable. 
						

							 
8 - 
 
Power Mac G4 (Mirror/FW 800) Take Apart
 Top Panel
 
Top Panel
 
Tools
 
No tools are required for this procedure.
 
Part Location
Preliminary Steps
 
Before you begin, remove the handles from the top front and top rear of the 
computer.