Apple power mac g5 early 2005 User Manual

							
96 Power Mac G5 Take Apart

Antenna Board and Cables: 
Power Mac G5
Tools
The only tools required for this procedure are a long-handled and a short-handled Phillips 
screwdriver. 
Preliminary Steps
Before you begin, open the computer, lay it on its side with the access side facing up, and remove 
the following:
Front inlet fan assembly
Upper processor heatsink cover
Upper processor
All AGP and PCI cards
Rear exhaust fan assembly
Part Location
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Power Mac G5 Take Apart 97
Procedure
Disconnect the black antenna cable from the AirPort Extreme Card (if installed).
Disconnect the gray antenna cable from the Bluetooth card (if installed).
Bend the antenna board shield back far enough so that you can access the two antenna 
board mounting screws, and remove the screws.
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2.
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98 Power Mac G5 Take Apart
Remove the Bluetooth cable (gray) and AirPort cable (black) from the cable guides and 
remove the antenna board and cables from the logic board.
Replacement Note: Be careful when rerouting the two antenna cables that they route under 
the black connector for the front inlet fan. Make sure that the cables are in place behind all cable 
guides.
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Power Mac G5 Take Apart 99

Front Panel Board Cable
Tools
No tools are required for this procedure.
Preliminary Steps
Before you begin, open the computer and lay it on its side with the access side facing up.
Part Location 
						

							
100 Power Mac G5 Take Apart
Procedure
Warning: The black plastic caps on the front panel board cable fit tightly over the cable 
connectors. Be very careful when removing the caps and disconnecting the cable so that you do 
not damage the logic board or front panel board.
Remove the two caps that cover the front panel board cable connectors. 
Note: To remove each cap, spread apart the two sides of the cap, and then carefully rock the 
cap forward and backward until you feel it release. 
Disconnect the cable from the logic board.
Disconnect the other end of the cable from the front panel board and remove the cable 
from the enclosure.
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2.
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Power Mac G5 Take Apart 101

Power Supply: Power Mac G5, 
Power Mac G5 (June 2004 Dual 
1.8/2.0 GHz), Power Mac G5 
(Early 2005 Dual 2.0/2.3 GHz)
Tools
The only tools required for this procedure are a long-handled and a short-handled Phillips 
screwdriver. 
Preliminary Steps
Before you begin, open the computer, lay it on its side with the access side facing up, and remove 
the following:
Front inlet fan assembly
Heatsink cover(s) for Power Mac G5 or
Heatsink cover(s) for Power Mac G5 (June 2004/Early 2005)
Processor(s)
All AGP and PCI cards
Rear exhaust fan assembly
Front panel board cable
Memory DIMM if it is in slot next to the power supply cable
Part Location
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102 Power Mac G5 Take Apart

Procedure
Remove the black plastic caps covering the two power supply cable connectors. 
Note: The caps fit tightly over the connectors. To remove them, rock the caps gently forward 
and backward as you lift up.
Press in on the release latch on the first power supply cable connector and disconnect the 
cable from the logic board. Repeat for the other power supply cable.
Remove the two screws that secure the power supply top cover, and remove the cover from 
the enclosure. 
Warning: Whenever the power supply cover is removed, be very careful not to drop any 
screws into the power supply. Doing so could short out the unit.
1.
2.
3. 
						

							
Power Mac G5 Take Apart 103

Remove the four power supply mounting screws on the bottom of the enclosure.
Push in on the power receptacle, and slide the power supply toward the front of the 
computer.
Tilt the power supply a short distance out of the bottom of the enclosure.
4.
5.
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104 Power Mac G5 Take Apart
Disconnect the power harness cable from the power supply.
Remove the power supply from the enclosure.
Replacement Note: After reconnecting the power supply to the power harness cable, slightly 
lift the cable so that it does not become wedged under the power supply, and lower the power 
supply into the enclosure. Rotate the power supply back flush with the enclosure bottom until it 
snaps into place. Then slide the power supply toward the back of the computer, making sure the 
power receptacle aligns with the opening in the back panel.
7.
8. 
						

							
Power Mac G5 Take Apart 105

Power Supply: Power Mac G5 
(June 2004 Dual 2.5 GHz and 
Early 2005 Dual 2.7 GHz)
Tools
The only tools required for this procedure are a long-handled and a short-handled Phillips 
screwdriver. 
Preliminary Steps
Before you begin, open the computer, lay it on its side with the access side facing up, and remove 
the following:
Front inlet fan assembly
Heatsink cover
Processor
All AGP and PCI cards
Rear exhaust fan assembly
Front panel board cable
Memory DIMM if it is in slot next to the power supply cable
Part Location
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