Apple MC408LL Apple Technician Guide - Page 18

Symptom Charts, Startup and Power, No Power, Dead Unit

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Symptom Charts Follow the steps in the order indicated below. If an action resolves the issue, retest the system to verify. Note: A compilation of Quick Check tables is available at: http://service.info.apple.com/QRS/en/quickreference.pdf Startup and Power No Power, Dead Unit Unlikely cause: speakers Quick Check Symptoms No Power, Dead Unit • No power • No LED • No fan spin • No startup chime • No image on external display • No hard drive or optical drive activity Quick Check 1. Verify power source. 2. Verify power cable. 3. Listen closely for signs of activity from system including: rotating fans, hard drive or optical drive activity, startup chime, etc. If there is activity then go to the 'Startup and Power Issues' symptom flow. 2010-08-03 Mac mini (Mid 2010) Symptom Charts - Startup and Power 18

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Mac mini (Mid 2010) Symptom Charts — Startup and Power
18
2010-08-03
Symptom Charts
Follow the steps in the order indicated below. If an action resolves the issue, retest the system
to verify.
Note:
A compilation of Quick Check tables is available at:
Startup and Power
No Power, Dead Unit
Unlikely cause:
speakers
Quick Check
Symptoms
Quick Check
No Power, Dead Unit
•
No power
•
No LED
•
No fan spin
•
No startup chime
•
No image on external display
•
No hard drive or optical drive
activity
1.
Verify power source.
2.
Verify power cable.
3.
Listen closely for signs of activity from system
including: rotating fans, hard drive or optical drive
activity, startup chime, etc. If there is activity then
go to the ‘Startup and Power Issues’ symptom
flow.