1.
(Trained technician only) Replace microprocessor n
(see Removing a microprocessor and heat sink and
Replacing a microprocessor and heat sink).
2.
If the problem persists and there is no other CPU
with the same error indication, replace the system
board.
3.
(Trained technician only) Replace the system board
(see Removing the system board and Replacing the
system board). (n = microprocessor number)
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Chapter 3. Diagnostics