Mac mini (Mid 2011) Symptom Charts — Startup and Power 30
2011-07-21
5. Verify if a thermal sensor or
fan failure is reported by latest
available service diagnostics.
Yes - If a fan failure is reported,
check for fan cable seating
and retest. If same failure
happens when retesting,
replace fan with known-good
one and retest. If issue does
not happen anymore with
the known-good fan, replace
user’s fan.
- If a thermal failure is
reported, check for cause of
excessive temperature, (like
clogged fan, disconnected
sensor cable, obstructed
vent, dust in heat sink n)
and retest. If still failing
locate aected sensor and
replace part where sensor
is integrated (logic board,
power supply) according to
the sensor location table . Go
to step 6
X22
M23
P17
No Replace Thermal module
Go to step 6
X10
6. Isolate if issue solved.
Verify if shutdown/issue does
not happen anymore after part
exchange.
Yes Issue xed
No Replace logic board with
corresponding symptom:
-if for thermal error cause
-if for other cause
M18
M08
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