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Mac mini (Mid 2010) Symptom Charts — Startup and Power 34
2010-08-03
3. Can the source of the odor be
located using nose?
Yes Replace aected module(s)
and retest system.
P08
No Contact Apple for assistance
if you feel that there is a
possible safety issue with the
computer that has not been
resolved in the previous steps.
Noise, Hum, Vibration
Unlikely cause: enclosure, cables.
Quick Check
Symptoms Quick Check
Noise/Hum/Vibration
• Buzzing noise
• Rattling noise
• Ticking noise
• Squeaking
1. Verify that the vents on the bottom and
back of the system are free of dust and other
obstructions that might inhibit proper airow
through the system.
2. Launch Applications/Utilities/Activity Monitor.
Determine whether an application or process is
consuming a high percentage of CPU bandwidth.
CPU intensive applications can cause the fans
to run fast in order to maintain the proper
internal system temperatures. If needed, quit the
application or restart the system to resolve the
issue.
3. Eject optical media from optical drive. Out of
balance optical media can generate audible
noise. To resolve try a dierent brand of media.
For additional information jump to ‘ Optical Drive
Noisy’ symptom ow. Disconnect all third party
devices and conrm whether the odor is being
generated by the device.
4. Play sound sample at loud and soft volume levels
to determine if the noise is caused by the speaker
or the amplier circuit. Jump to ‘Distorted sound
from built-in speaker symptom ow for additional
information.
5. Go to Deep Dive.