User Guide

Table Of Contents
Mac Pro (8x) Take Apart — Logic Board 95
Transfer the processors to the new board: Refer to the Processors topic in this chapter.
You must also transfer the back ports EMI shield to the new board.
Replacement Note: To replace the logic board, tilt it as shown and lower it into the enclosure.
Note: Unlike in earlier Power Mac G5 computers, replacing a logic board in Mac Pro (8x) does not
require running Apple Service Diagnostic for thermal calibration.
Important: For proper performance, all logic boards in Intel-based desktop computers and
servers must be upgraded to the latest version of the BootROM. You can download the latest
version from the Apple support web site:
http://www.apple.com/support/downloads/