Mac mini (Mid 2011) Symptom Charts — Startup and Power 32
2011-07-21
2. Remove all external peripheral
devices including keyboard and
mouse. Does computer now
start without any kernel panic?
Yes Add peripheral devices one at
a time and restart each time
until the kernel panic repeats.
Replace device whose
addition causes the issue.
No Go to step 3.
3. Use known-good SDRAM in
the system. Does the computer
start without kernel panic now?
Yes Install user’s SDRAM and test.
If kernel panic repeats, replace
SDRAM. Verify that the correct
SDRAM type is being used.
X01
No Go to step 4.
4. Remove bottom cover,
disconnect rst AirPort antenna
and remove shield, disconnect
and remove fan and cowling,
then disconnect the AirPort /
Bluetooth card ex cable and
retest. Does the computer start
without kernel panic now?
Yes Go to AirPort Card Kernel
Panic symptom ow.
No Go to step 5.
5. Disconnect the rst internal
drive ex cable from logic
board. Start up from known-
good original system media
or an up-to-date, bootable OS
X volume. Does the computer
start without kernel panic now?
Yes Go to Hard Drive not
recognized symptom ow if
a hard drive is present,
Go to Solid State Drive Not
Recognized symptom ow. If
a solid state drive is present
No Go to step 6
6. If present , disconnect the
second internal drive ex
cable from logic board. Start
up from known-good original
system media or an up-to-date,
bootable OS X volume. Does
the computer start without
kernel panic now?
Yes Go to Hard Drive not
recognized symptom ow if
a hard drive is present,
Go to Solid State Drive Not
Recognized symptom ow. If
a solid state drive is present
No Replace logic board. M06
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