Apple mac pro early 2008 User Manual

							Mac Pro (Early 2008)) Take Apart — Front Fan Assembly 51
Front Fan Assembly
Tools
The only tool required for this procedure is a long-handled, magnetized #1 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:
Hard drives and hard drive carriers in drive bays 1 and • 2
Any 12-inch PCI Express card• s
Processor heatsink cove• r
Part Location 
						

							Mac Pro (Early 2008)) Take Apart — Front Fan Assembly 52
Procedure
Using a long-handled, magnetized #1 Phillips screwdriver, remove the screw at the top rear 1. 
of the front fan assembly that mounts the assembly to the logic board. 
Remove the second Phillips screw at the bottom front of the assembly. 2.   
						

							Mac Pro (Early 2008)) Take Apart — Front Fan Assembly 53
Place one hand on each end of the fan, lift straight up, and remove the fan from the 3. 
enclosure. 
Replacement Note: Before re-installing the front fan assembly in the enclosure, make sure that 
the fan cables are routed correctly in the fan channel. 
						

							Mac Pro (Early 2008)) Take Apart — Front Fan Assembly 54
Replacement Note: Make sure all AirPort and Bluetooth antenna wires are out of the way before 
lowering the fan assembly onto the logic board.
Replacement Note: When lowering the front fan into the enclosure, slide the guide on the base 
of the fan assembly into the channel on the speaker assembly. 
						

							Mac Pro (Early 2008)) Take Apart — Front Fan Assembly 55
Also make sure the latch on the inside top left edge of the fan assembly engages with the slot 
on the inside lip of the enclosure. Then press down until you hear the fan click into place in the 
connector on the logic board. 
						

							Mac Pro (Early 2008) Take Apart — Mac Pro RAID Card and Battery 56
Mac Pro RAID Card and 
Battery
Note: If a Mac Pro RAID Card is installed in a Mac Pro (Early 2008), the standard iPass cable 
routing has been changed so that the cable connects to the card, rather than to the logic board.
Tools
The only tool required for this procedure is a Phillips #1 screwdriver. You might also find a small 
flat-blade screwdriver helpful in releasaing the iPass cable connector.
Preliminary Steps
Before you begin, open the computer, lay it on its side with the access side facing up, and remove 
the following:
All h• ard drives and hard drive carriers
A• ny 12-inch PCI Express cards
Processor heatsink cove• r
Front fan assembl• y
Part Location 
						

							Mac Pro (Early 2008) Take Apart — Mac Pro RAID Card and Battery 57
Procedure
If you have not already done so, loosen the two captive screws that secure the PCI bracket to 1. 
the enclosure and remove the bracket. 
 
Warning: When removing or installing a card, handle it only by the edges. Do not touch its 
connectors or any of the components on the card. Lift the card straight out from the 
connector to remove it, and insert it straight into the connector to install it. Do not rock the 
card from side to side and don’t force the card into the slot. Once the replacement card is 
installed, pull on it gently to check that it is properly connected.  
						

							Mac Pro (Early 2008) Take Apart — Mac Pro RAID Card and Battery 58
Release the small locking clip at the front of the card’s logic board connector by pushing the 2. 
clip up toward the media shelf.
Holding the card by the top corners, gently pull up the card and remove it from its 3. 
expansion slot. 
Note: The Mac Pro RAID Card must always be installed in slot 4.   
						

							Mac Pro (Early 2008) Take Apart — Mac Pro RAID Card and Battery 59
Disconnect iPass cable from the Mac Pro RAID Card. 4. 
 
Note: You may find it helpful to use a small, flat-blade screwdriver to release the cable 
connector. Depress the rear edge of the silver-colored latch on top of the connector. 
Remove the card from the enclosure.5.  
						

							Mac Pro (Early 2008) Take Apart — Mac Pro RAID Card and Battery 60
The Mac Pro RAID Card includes its own battery.  6. 
If you are replacing the battery on the card, do the following:
• Disconnect the battery cable from the card.
• Remove the four mounting screws and lift the battery from the card.
Important: Do not drop, disassemble, crush, incinerate, or expose the battery to temperatures 
above 212° F (100° C). Stop using the battery if it appears damaged in any way. Replace the 
battery only with an Apple-authorized battery for this computer. Dispose of used batteries 
promptly according to your local environmental guidelines.