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Mac mini (Late 2009) Symptom Charts — Startup and Power 23
2009-11-03
With known-good AC power 2.
cord and AC outlet, does the
unit continue to shutdown?
Yes Go to step 3.
No Replace adapter P02
Disconnect the hard drive 3.
power cable from the hard
drive and start the machine
from the Install DVD, the same
make and model computer
in Target Disk Mode, or
compatible known-good OS
on an external drive. Does
the computer continue to
shutdown? If yes, disconnect
the hard drive from the
interconnect board, boot the
system from a known good
DVD or external drive with a
known compatible OS.
Does the computer continue to
shutdown?
Yes Go to step 4.
No Possible bad software or hard
drive. Go to Hard Drive Not
Recognized symptom ow.
Check temperature sensor and 4.
run Apple Hardware Test (AHT)
or Apple Server Diagnostics.
Does it pass?
Yes Retest. Go to step 1 if problem
continues.
No Go to step 5.
Replace or check aected 5.
sensor or assembly. Does AHT
pass?
Yes Retest. Go to step 1 if problem
continues.
No Logic board issue. Replace
logic board.
M08