Apple mac pro early 2008 User Manual

							Mac Pro (Early 2008)) Basics 11
Ingestion: Do not induce vomiting. Contaminated individual should immediately be given 
two glasses of water. Never give anything by mouth to someone who is unconscious, having 
convulsions, or unable to swallow. Call a physician.
Disposal Instructions
Place all disposable materials used in removing or replacing a processor heatsink or processor 
inside the resealable plastic bag included with the replacement module. (Disposable materials 
include such items as protective gloves, alcohol wipes, lint-free cleaning cloths, Krytox grease 
and syringe, and heatsink gasket.) Pack this bag along with the failed module in the box that the 
replacement module came in, and return the box to Apple. 
						

							© 2008 Apple Inc. All rights reserved.
 Service Source 
Take Apart
Mac Pro (Early 2008) 
						

							Mac Pro (Early 2008) Take Apart — General Information 13
General Information
Orientation
For most take-apart procedures, it is recommended that you lay the computer on its side before 
removing or installing the part. For proper operation, however, Apple recommends that the 
unit be run in the upright position. The computer should never be operated on its side with the 
access panel facing down.
Tools
The following tools are required to service all configurations of the computer:
Long-handled magnetized Phillips #1 screwdriver• 
Long-handled magnetized 3 mm flathead hex screwdriver• 
Short-handled, magnetized 2.5 mm hex wrench• 
Flat-blade screwdriver• 
Magnetized jewelers Phillips #1 screwdriver • 
Magnetized jeweler’s Phillips #0 screwdriver• 
Jeweler’s flat-blade screwdriver• 
Needlenose pliers• 
Scissors or wire cutters• 
Nylon probe tool (black stick)• 
Thermal grease kit (Apple part number 076-1258)• 
Tape (for temporarily holding cables out of the way)• 
Small mirror (for seeing small boards inside the enclosure)• 
Soft cloth (for protecting the enclosure from scratches)• 
Parts Requiring Enclosure Replacement
The following are not separate, orderable parts. To replace them, you must replace the enclosure.
Media shelf• 
Rear panel latch• 
Note on Illustrations
Because a pre-production model was used for the illustrations in this manual, you may notice 
small differences between the image pictured and the computer you are servicing.  
						

							Mac Pro (Early 2008) — Opening the Computer 14
Opening the Computer
Tools
No tools are required for this procedure.
Preliminary Steps
Shut down the computer. 1. 
Warning: Always shut down the computer before opening it to avoid damaging its internal 
components or the components you are installing. Do not open the computer or attempt to 
install items inside it while it is on. 
Wait 5 to 10 minutes to allow the computer’s internal components to cool. 2.  
Warning: After you shut down the system, the internal components can be very hot. You 
must let the computer cool down before continuing.
Unplug all external cables from the computer except the power cord.3. 
Touch the metal PCI access covers on the back of the computer to discharge any static 4. 
electricity from your body. 
Important: Always discharge static before you touch any parts or install any components 
inside the computer. To avoid generating static electricity, do not walk around the room until 
you have finished working and closed the computer.
Unplug the power cord. 5. 
Warning: To avoid damaging its internal components or the components you want to  
install, always unplug the computer before attempting any take-apart procedure. 
Put on an ESD wrist strap.6.  
						

							Mac Pro (Early 2008) — Opening the Computer 15
Procedure
Hold the side access panel and lift the latch on the back of the computer.  1. 
Warning: The edges of the access panel and the enclosure can be sharp. Be very careful 
when handling them.
Remove the access panel and place it on a flat surface covered by a soft, clean cloth. 2.  
Replacement Note: Make sure the latch is in the up position before replacing the access 
panel. If the latch is down, the access panel will not seat correctly in the enclosure.  
						

							Mac Pro (Early 2008) Take Apart — Hard Drives 16
Hard Drives 
The Mac Pro (Early 2008) computer can accommodate four hard drives in its four internal hard 
drive bays. In most configurations, a single SATA hard drive occupies the far left bay (bay 1). You 
can install additional SATA drives in the second, third, and fourth hard drive bays. Or you can 
install up to four SAS drives.
The hard drives must meet the following specifications:
Type: Serial Attached SCSI (SAS) or Serial ATA (SATA) 3 Gb/s• 
Width: 3.9 inches (102 mm)• 
Depth: 5.7 inches (147 mm)• 
Height: 1.0 inch • 
Important: To install SAS drives in a Mac Pro (Early 2008) computer, you must also install the 
optional Mac Pro RAID Card.
Tools
The only tool required for this procedure is a Phillips #1 screwdriver.
Preliminary Steps
Before you begin, open the computer, and lay it on its side with the access side facing up.
Important: Make sure the latch on the back panel is in the up position. When the latch is down, 
the hard drives and carriers are locked in place and you will not be able to remove them. 
						

							Mac Pro (Early 2008) Take Apart — Hard Drives 17
Part Location
Procedure
Make sure the latch on the back panel is up, so that the drives and carriers are unlocked.1. 
Pull the hard drive out of the drive bay. 2.   
						

							Mac Pro (Early 2008) Take Apart — Hard Drives 18
If you are replacing the hard drive with a new drive, remove the four screws that mount the 3. 
drive to the carrier and mount the new drive in the carrier. 
Important: Hold the drive by its sides. Be careful not to touch the printed circuit board on 
the bottom of the drive. 
Replacement Note: Slide the carrier and drive over the guides and into the drive bay, until you 
feel the drive snap into place.
Note: If you install a new (replacement) drive, format it by following these steps:
Open Disk Utility and select the drive in the list to the left. 1. 
Note: If you are formatting the primary drive, use the Disk Utility program on the Install Disk.
Click on the Partition tab.2.  
Click on “Options” and verify GUID is selected if this is a bootable drive.3. 
Apply the change by clicking on the “Partition” button.4.  
						

							Mac Pro (Early 2008) Take Apart — Optical Drive Carrier and Optical Drives 19
Optical Drive Carrier and 
Optical Drives 
The Mac Pro (Early 2008) computer can accommodate two optical drives in the optical drive bay. 
If the computer has only one optical drive, it is installed in the top position. 
Note: To eject the drives, use the following:
Top drive: Press the Eject key.• 
Bottom drive: Press the Option and Eject keys.• 
Tools
The only tool required for this procedure is a Phillips #1 screwdriver.
Preliminary Steps
Before you begin, open the computer, and lay it on its side with the access side facing up.
Important: Make sure the latch on the back panel is in the up position. When the latch is down, 
the optical drives and carrier are locked in place and you will not be able to remove them.
Part Location 
						

							Mac Pro (Early 2008) Take Apart — Optical Drive Carrier and Optical Drives 20
Procedure
Removing the Optical Drive Carrier and Optical Drives
Make sure the latch on the back panel is up, so that the drives and carriers are unlocked. 1. 
 
Pull the optical drive carrier part way out of the computer. 2.