Apple mac pro early 2008 User Manual

							Mac Pro (Early 2008) Take Apart — Front Panel Board 111
Procedure
Disconnect the optical drive ribbon cable from the logic board and move the cable out of 1. 
the way.  
						

							Mac Pro (Early 2008) Take Apart — Front Panel Board 11 2
Disconnect the following five cables from the front panel board: 2. 
• FireWire 800 cable from connector J200 
• USB cable from connector J201 
• Front panel board power cable from connector J202 
• Front panel board audio cable from connector J600 
• Power button cable from connector J800  
						

							Mac Pro (Early 2008) Take Apart — Front Panel Board 113
Using a magnetized #1 Phillips screwdriver, remove the five front panel board mounting 3. 
screws. 
Lift the front panel board out of the computer.4. 
Note: If you are replacing the front panel board with a new front panel board, separate the EMI 
shield from the back of the board and transfer it to the new front panel board. 
						

							Mac Pro (Early 2008) Take Apart — Power Button 11 4
Power Button
Tools
The only tool required for this procedure is a jeweler’s flat-blade screwdriver.
Preliminary Steps
Before you begin, open the computer, lay it on its side with the access side facing up, and remove 
the following:
H• ard drives and hard drive carriers in drive bays 1 and 2
Any 12-inch • PCI Express cards
Processor heatsink cove• r
Front fan assembl• y
Part Location 
						

							Mac Pro (Early 2008) Take Apart — Power Button 11 5
Procedure
Disconnect the optical drive ribbon cable from the logic board and move the cable out of 1. 
the way.
Disconnect the front panel board power cable from the front panel board and move it out of 2.  
the way.
Disconnect the power button cable from the front panel board. 3. 
Lay the computer so that the front panel is facing down.4.  
						

							Mac Pro (Early 2008) Take Apart — Power Button 11 6
Remove the black rubber cap that covers the power button LED.5. 
Using a jeweler’s flat-blade screwdriver, pry up the metal C-ring that secures the power 6. 
button board. 
Lift up and remove the power button board. 7.  
						

							Mac Pro (Early 2008) Take Apart — Power Button 11 7
Remove the metal activation ring that lies below the power button board. 8. 
Remove the power button from the enclosure. 9.  
						

							Mac Pro (Early 2008) Take Apart — AirPort Antenna Board with Cables 11 8
AirPort Antenna Board  
with Cables
The AirPort Extreme antenna cables are part of the AirPort antenna board assembly. To remove or 
replace the cables, you must replace the antenna board assembly
Tools
The only tools required for this procedure are a jeweler’s flat-blade screwdriver and a magnetized 
jeweler’s Phillips #0 screwdriver.
Preliminary Steps
Before you begin, open the computer, lay it on its side with the access side facing up, and remove 
the following:
• All hard drives and hard drive carriers
All PCI Express card• s
Processor heatsink cove• r
Front fan assembl• y
Top and bottom memory card• s
Memory cage with rear fan• 
Processor Heatsink• s for 2.8 and 3.0 GHz Processors
Processor Heatsink• s for 3.2 GHz Processors
Speaker assembl• y
USB cabl• e
AirPort Extreme card (if installed• )
Bluetooth car• d
Logic boar• d
IMPORTANT:
If you are working on 
a Mac Pro (Early 2008 
Dual 3.2 GHz), do not 
allow the heatsink to 
be separated from the 
processor for more 
than 30 minutes. If you 
are ordering a new 
AirPort antenna board, 
reassemble the unit 
while you are waiting 
for the part to arrive. 
						

							Mac Pro (Early 2008) Take Apart — AirPort Antenna Board with Cables 11 9
Part Location
Procedure
Place the computer so that the bottom panel is facing you. 1. 
Remove the tape holding the antenna cables to the enclosure.2.  
Using a jeweler’s flat-blade screwdriver, pry open the three latches on the antenna cables 3. 
ferrite bead and remove the bead from the cables.  
						

							Mac Pro (Early 2008) Take Apart — AirPort Antenna Board with Cables 12 0
Using the jeweler’s flat-blade screwdriver, carefully pry up the rectangular plastic plate on 4. 
the bottom panel. 
Using a jeweler’s #0 Phillips screwdriver, remove the four antenna board mounting screws. 5.