iMac (27-inch, Mid 2010) Symptom Charts — Mass Storage 82
2010-09-09
Optical Drive Noisy
Unlikely cause: LCD panel, power supply, fans, speakers, camera, microphone
Quick Check
Symptoms Quick Check
Optical Drive Noisy (J04)
• Noise during boot
• Noise during operation
• Noise when drive is copying or
writing data
1. Test optical media in another computer of the
same type to rule out media issue.
2. Check with known-good discs like the Install DVD
that came with the computer.
3. Verify if noise occurs without media in optical
drive. If so, verify if noise made by hard drive or
fans.
4. Refer to Kbase article TS3204: Evaluating
normal noise
Deep Dive
Check Result Action Code
1. Test optical drive with dierent
source of media. Does the noise
issue remain?
Yes Go to step 2.
No Issue due to unbalanced
media. Recommend using
dierent media.
2. Reseat optical drive in
enclosure. Does noise issue
remain?
Yes Go to step 3.
No Issue resolved by reseating
drive in enclosure.
3. Install known-good optical
drive in enclosure. Does noise
issue remain?
Yes Go to step 4.
No Replace optical drive. J04
4. Compare system with similar
model for optical drive noise in
operation and verify that noise
level is similar.
Yes Noise level of optical
drive appears to be within
specication. Return system
to user.
No Check for other causes of
noise in the system.