Apple Mac mini Late 2009 (Technician Guide) - Manual (Page 18)

Mac mini (Late 2009) Symptom Charts — Startup and Power 18 2009-11-03
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:
http://service.info.apple.com/QRS/en/quickreference.pdf
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
Caps Lock LED on wired
•
keyboard doesn’t light when
pressed.
Verify power source. 1.
Verify power cable. 2.
Listen closely for signs of activity from system 3.
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.