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Burnt smell/odor, Burnt smell/odor 29 – Apple Mac mini Late 2009 (Technician Guide) User Manual

Page 29

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Mac mini (Late 2009) Symptom Charts — Startup and Power

29

2009-11-03

Burnt Smell/Odor

Unlikely cause: speakers, microphone, housing

Quick Check

Symptoms

Quick Check

Burnt Smell/Odor

Burning smell

Unusual odor

Verify source of smell/odor is emanating from the

1.

system.
Refer to KBase articles:

2.

http://support.apple.com/kb/TA22044

or

http://support.apple.com/kb/TA22045

.

Disconnect all third party devices and confirm

3.

whether the odor is being generated by the

device.
Inspect air intake and air outlets for obstructions.

4.

To prevent overheating make sure there

is sufficient clearance to allow air to flow

unobstructed into and out of the system.
Verify whether system is functional.

5.

Go to Deep Dive.

6.

Deep Dive

Check

Result

Action

Code

Verify whether the source of

1.

the odor can be identified

by visually inspecting each

module and it’s associated

cables for signs of burned or

damaged components, smoke

residue, burned traces, or

melted or damaged wiring,

Yes

Replace affected module(s).

Go to step 2

P08

No

Unable to locate source of

odor. Go to step 3.

Disconnect all 3rd party devices

2.

and cables. Power ON system

and verify whether smoke or

strong odor returns.

Yes

Power down system

immediately. Go to step 3.

No

System functions correctly.

Verify system functionality

with 3rd party devices and

cables and return system

to user if problem has been

resolved. Consult 3rd party

companies as needed for

issues with those products.