Apple Mac mini Late 2009 (Technician Guide) User Manual
Page 60
Mac mini (Late 2009) Symptom Charts — Mass Storage
60
2009-11-03
Deep Dive
Check
Result
Action
Code
Optical drive should perform
1.
a single reset sequence. Is
optical drive constantly seeking
or cycling eject mechanism
without an optical disc
installed??
Yes
Drive mechanism damaged.
Replace optical drive.
J05
No
Go to step 2
Verify media does not
2.
exceed maximum thickness
specification <
>
Using known good CD and
DVD media, does media spin
without optical drive scraping
edge or surface of media?
Yes
Go to step 3
No
Drive mechanism damaged.
Replace optical drive.
J05
Noise when spinning discs
3.
before mounting on the
desktop and reading data is
normal. Disc spin should cease
30 seconds after mounting on
the desktop. Is the noise related
to disc spin and is it louder
than another computer of the
same type and drive?
Yes
Go to step 4
No
Go to step 5
Remove the optical drive and
4.
reseat the drive into it’s drive
bracket. Reinstall the drive and
verify if the drive is still noisy.
Yes
Drive mechanism damaged.
Replace optical drive.
J04
No
Optical drive not mounted
correctly. Issue resolved
Noise when ejecting media
5.
is normal. Eject known good
media and listen to noises.
Is the noise related to eject
activity and is it louder than
another computer of the same
type and drive?.
Yes
Drive mechanism damaged.
Replace optical drive.
J04
No
Noise not related to optical
drive. Check for hard drive
noise (H06) or fan noise (M18)