Apple mac pro 8x User Manual

© 2007 Apple Inc. All rights reserved.
 Service Source
Mac Pro (8x)
Updated: 4 March 2008 

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 Apple Inc.
© 2007 Apple Inc. All rights reserved.
Under the copyright laws, this document may not be copied, in whole or in part, without the 
written consent of Apple.
Every effort has been made to ensure that the information in this document is accurate. Apple is 
not responsible for printing or clerical errors.
Apple 
1 Infinite Loop 
Cupertino, CA 95014-2084 
USA 
+ 1 408 996 1010 
www.apple.com
Apple, the Apple logo, and Mac Pro are trademarks of Apple Inc., registered in the U.S. and other...

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Mac Pro (8x)
Contents
Basics
Overview 7
Identifying the Mac Pro (8x) 8
Serial Number Location 8
GSX Parts 9
Special Handling Instructions 10
Handling Instructions 10
Safety and First Aid Guidelines  11
Disposal Instructions 12
Take Apart
General Information 14
Orientation 14
Tools 14
Differences Between the Original Mac Pro and Mac Pro (8x)   14
Opening the Computer 16
Hard Drives  18
Optical Drive Carrier and Optical Drives   21
Memory (FB-DIMMs) and Memory Riser Cards  25
PCI Express/Graphics Card...

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Front Fan Assembly 53
Mac Pro RAID Card and Battery  58
Memory Cage with Rear Fan 64
Processor Heatsinks 69
Processors 78
Speaker Assembly  83
USB Cable 86
Logic Board  88
Front Panel Board  96
Power Button 100
AirPort Antenna Board with Cables  104
Optical Drive Power Cable 108
Optical Drive Data (Ribbon) Cable  111
Ambient Board 113
Ambient Board Cable  115
Bluetooth Antenna Board and Cable  117
Hard Drive Cable Harness 120
Hard Drive Temperature Sensor Cable  122
Hard Drive Temperature Sensor 124...

v
Mac Pro Firmware Updates 144
Processor Heatsink and Processor Visual Inspection Instructions  146
Symptom Charts 149
How to Use the Symptom Charts   149
Startup Failures  149
Fans  152
AirPort Extreme Card  153
Bluetooth Card 154
Other Failures  154
Upgrades
AirPort Extreme Card  158
Bluetooth Card  161
PCI Express/Graphics Card  163
Views
Exploded Views 168
External Views 170
Screw Matrix 172 

© 2007 Apple Inc. All rights reserved.
 Service Source 
Basics
Mac Pro (8x) 

Mac Pro (8x) Basics 7
Overview
The Mac Pro (8x) is the high-end configuration of the original Mac Pro and shares the same form 
factor. However, the Mac Pro (8x) configuration features two quad-core Intel Xeon processors, 
effectively making it an 8x-processor computer.
  

Mac Pro (8x) Basics 8
Identifying the Mac Pro (8x)
To identify a Mac Pro (8x) computer, check the computer’s configuration label, which is located 
on the computer’s back panel directly below the video ports. Two numbers on the configuration 
label identify the computer as a Mac Pro (8x):
On the first line of the label, the EMC number is listed as “2138”• 
On the second line, the configuration description includes “3.0_8cx”• 
Serial Number Location
The Mac Pro (8x) serial number is located on the...

Mac Pro (8x) Basics 9
GSX Parts
Because Mac Pro (8x) is a product configuration of the original Mac Pro, Mac Pro (8x) computers 
do not have serial numbers distinct from Mac Pro serial numbers. There is also no separate Mac 
Pro (8x) product pull-down list in GSX.
When using a computer’s serial number to look up Mac Pro (8x) parts in GSX, be aware that you 
will receive a list of parts for both Mac Pro and Mac Pro (8x). Parts that are unique to Mac Pro (8x) 
will have “8x” included at the end of the part...

Mac Pro (8x) Basics 10
Special Handling Instructions
The Mac Pro (8x) configuration uses a special coating on the processor heatsink and processor 
to manage the temperature in the computer. To ensure proper handling and disposal of this 
material, please read the following information.
Handling Instructions
Use these guidelines when handling the Mac Pro (8x) processor heatsink and processor:
General
Wear disposable nitrile or latex gloves when handling the processor heatsink and processor.• 
Avoid...