Apple mac pro early 2008 User Manual

							Mac Pro (Early 2008) Take Apart — AirPort Extreme Card 41
AirPort Extreme Card
Important: The computer enclosure includes AirPort antenna wires and a Bluetooth antenna 
wire. The Bluetooth antenna wire looks similar to the AirPort antenna wires, except that it 
includes a “BT” label. For proper operation, be careful not to connect the Bluetooth antenna wire 
to the AirPort card or any AirPort antenna wire to the Bluetooth card. 
Note: You may connect the AirPort antenna wires to either AirPort card connector.
Tools
The only tool required for this procedure is a magnetized jewelers Phillips #1 screwdriver.
Preliminary Steps
Before you begin, open the computer, and lay it on its side with the access side facing up.
Part Location 
						

							Mac Pro (Early 2008) Take Apart — AirPort Extreme Card 42
Procedure
Remove the two AirPort Extreme card mounting screws.1.  
Lift the AirPort Extreme card a short distance from the logic board.2.  
Disconnect the AirPort antenna wires from the card. 3.  
						

							Mac Pro (Early 2008) Take Apart — AirPort Extreme Card 43
Remove the card from the enclosure.4. 
Replacement Note: To replace the AirPort Extreme card, do the following:
Connect the antenna wires to the card.  • 
Important: Be sure to connect the wires that are marked 1 and 3 to the card; the antenna 
wire that is marked 2 should be taped out of the way.
Insert the card into its logic board connector at an angle, as illustrated. • 
Lower the screw end of the card down to the standoffs on the logic board and replace the • 
two mounting screws.
Note: If you are not replacing the AirPort card, cover the connectors on the AirPort antenna wires 
with Kapton or other non-conductive tape to prevent them from shorting out components on 
the logic board. 
						

							Mac Pro (Early 2008) Take Apart — Bluetooth Card 44
Bluetooth Card 
Important: The computer enclosure includes one Bluetooth antenna wire, which looks similar to 
the AirPort antenna wires, except that it includes a “BT” label. If the label is missing, you can also 
identify the Bluetooth cable by its location; it is the cable that runs to the back of the computer.
For proper operation, be careful not to connect the Bluetooth antenna wire to the AirPort card or 
any AirPort antenna wire to the Bluetooth card. 
Tools
The only tool required for this procedure is a magnetized jewelers Phillips #1 screwdriver.
Preliminary Steps
Before you begin, open the computer, and lay it on its side with the access side facing up.
Part Location 
						

							Mac Pro (Early 2008) Take Apart — Bluetooth Card 45
Procedure
Remove the two Bluetooth card mounting screws. 1. 
Lift the Bluetooth card a short distance from the logic board.2.  
Disconnect the Bluetooth antenna wire from the card.3. 
Remove the card from the enclosure. 4. 
Note: If you are not replacing the Bluetooth card, cover the connector on the Bluetooth antenna 
wire with Kapton or other non-conductive tape to prevent it from shorting out components on 
the logic board. 
						

							Mac Pro (Early 2008) Take Apart — Battery 46
Battery
Tools
No tools are required for this procedure. You may, however, find a flat-blade screwdriver useful in 
removing the battery from its holder.
Preliminary Steps
Before you begin, open the computer, lay it on its side with the access side facing up, and remove 
any PCI Express cards that block access to the battery.
Part Location 
						

							Mac Pro (Early 2008) Take Apart — Battery 47
Procedure
Slide the battery out from underneath the battery holder’s metal clip.1. 
Remove the battery from its holder.  2.  
Replacement Note: Insert the new battery into the holder, making sure the battery’s positive 
symbol (+) faces up.
Warning: Installing the battery incorrectly may cause an explosion. Be sure the battery’s positive 
and negative sides are correctly oriented in the holder. Use only the same type of battery or an 
equivalent recommended by the manufacturer of the original.
Important: Batteries contain chemicals, some of which may be harmful to the environment. 
Please dispose of used batteries according to your local environmental laws and guidelines. 
						

							Mac Pro (Early 2008) Take Apart — Processor Heatsink Cover 48
Processor Heatsink Cover
Tools
No tools are required for this procedure.
Preliminary Steps
Before you begin, open the computer, lay it on its side with the access side facing up, and remove 
any 12-inch PCI Express cards.
Part Location 
						

							Mac Pro (Early 2008) Take Apart — Processor Heatsink Cover 49
Procedure
Note: The heatsink cover is held in place by a number of tabs and magnets on the underside of 
the cover. You must release the tabs before you can remove the cover from the enclosure.
Place the fingers of one hand under the lip of the heatsink cover nearest the logic board. Lift 1. 
the lip slightly toward the media shelf to release the tabs and magnets under the top face of 
the cover. 
With your fingers still under the cover’s bottom lip, lift the cover straight up to release the 2.  
remaining tabs and magnets under the front face of the cover
Remove the cover from the enclosure. 3.  
						

							Mac Pro (Early 2008) Take Apart — Processor Heatsink Cover 50
Replacement Note: When reinstalling the processor heatsink cover, make sure the tabs on the 
underside of the cover align with the slots directly below them. ( The slots are on the front fan 
and memory cage on either side of the heatsink cover.)