User Guide
Table Of Contents
- Mac Pro (8x)
- Contents
- Basics
- Take Apart
- General Information
- Opening the Computer
- Hard Drives
- Optical Drive Carrier and Optical Drives
- Memory (FB-DIMMs) and Memory Riser Cards
- PCI Express/Graphics Card
- Power Supply
- Power Supply Fan
- AirPort Extreme Card
- Bluetooth Card
- Battery
- Processor Heatsink Cover
- Front Fan Assembly
- Mac Pro RAID Card and Battery
- Memory Cage with Rear Fan
- Processor Heatsinks
- Processors
- Speaker Assembly
- USB Cable
- Logic Board
- Front Panel Board
- Power Button
- AirPort Antenna Board with Cables
- Optical Drive Power Cable
- Optical Drive Data (Ribbon) Cable
- Ambient Board
- Ambient Board Cable
- Bluetooth Antenna Board and Cable
- Hard Drive Cable Harness
- Hard Drive Temperature Sensor Cable
- Hard Drive Temperature Sensor
- Power Cable Harness
- Troubleshooting
- Upgrades
- Views

Mac Pro (8x) Take Apart — Processor Heatsinks 75
Replacement Instructions for Heatsink
Note: If you are re-installing an existing heatsink, go directly to step 1 below. If you are installing
a replacement heatsink, rst do the following:
Unpack the new heatsink according to the instructions included in the parts box.•
• Remove the protective cap covering the underside of the heatsink and transfer it to the
heatsink you are returning to Apple.
Apply the top gasket included in the parts box to the top of the heatsink.•
IMPORTANT:
If you are installing a
new heatsink, do not
remove it from its
vacuum-packed bag
until you are ready to
install it. Be sure to
follow all directions for
unpacking the heatsink
that are included in its
packing box.










