iMac (27-inch, Mid 2010) Symptom Charts — Mass Storage 81
2010-09-09
6. Media that is out of balance
may not perform well at higher
speeds even though higher
speeds may be supported
by the optical drive. Verify if
slowing requested burn speed
allows discs to be written
reliably.
Yes Media issue. No repair
necessary.
No Go to step 7.
7. Test write data to compatible
CD and DVD media. Verify
burned media is recognized
and reads reliably.
Yes Issue resolved.
No Run ODD sensor and ODD fan
tests in ASD:
If errors found check
ODD sensor and ODD fan
connections to logic board
(read/write errors may be due
to drive being too hot).
If no errors are found while
running diagnostics, replace
optical drive.
J03