User Guide

Mac Pro Take Apart — Hard Drive Cable Harness 12 7
Hard Drive Cable Harness
The hard drive cable harness consists of the hard drive data cable and the hard drive power cable
taped together. The cables are not available as separate service parts.
Tools
The only tools required for this procedure are 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
PCI Express card installed in slot • 1
Any 12-inch PCI Express card• s
Top and bottom memory card• s
Processor heatsink cove• r
Front fan assembl• y