Specifications

Power Mac G5 (Late 2005) Take Apart — Logic Board 119
Replace the nine power supply bus bar screws.
Reconnect all cables at the top and bottom edge of the logic board.
Replace the PCI divider.
Replace the front panel board.
Replace the speaker/fan assembly and reconnect its cables to the logic board.
Replace the PCI card guide.
Note: If the computer includes a Quadro FX 4500 graphics card, you must connect the
Quadro FX 4500 cable to the logic board before you replace the PCI card guide.
Replace the rear exhaust fan assembly and reconnect its cable to the logic board.
Replace the runway and AirPort Extreme/Bluetooth combo cards.
Replace all graphics and PCI Express cards.
Replace the processor support bar and reconnect the processor support bar cable to the
logic board.
Replace the processor.
Replace the processor inlet frame.
Replace the heatsink cover.
Replace the front inlet fan assembly.
Important: Whenever you replace a logic board with a new logic board, you must run Apple
Service Diagnostic (once the computer is reassembled). Apple Service Diagnostic for Power Mac
G5 is available as a download from the Disc Images section of the Apple Service Source website.
For more information, see “Thermal Calibration” in the Troubleshooting chapter.
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