MacBook Pro (13-inch) Symptom Charts — Mass Storage 74
2010-09-14
Optical Drive Read/Write Data Error
Unlikely cause: LCD, speakers, fan, camera, microphone
Quick Check
Symptom Quick Check
Optical Drive Read/Write Data
Error
• Errors when writing optical
media.
• Errors when reading optical
media.
• Hang when accessing or
preparing to write data.
1. Test optical media in another drive of the same
type in same type of machine to rule out media
issue.
2. Check with known-good discs like the Install discs
that came with the computer.
3. For write issues, check with known-good media
that performs well in another computer and
optical drive of the same type.
4. Check both CD and DVD media. If only one type
of media is producing errors, there is a laser issue.
(J99)
Deep Dive
Check Result Action Code
1. Is media free to spin without
optical drive scraping edge or
surface of media?
Yes Go to step 2.
No Replace optical drive. J03
2. Can optical drive read both CD
and DVD known-good media?
Yes Go to step 6.
No Reading CD only or DVD only
indicates laser issue, replace
optical drive.
J03
Optical drive cannot read any
media reliably, go to step 3.
3. Reseat cable connections at
logic board and optical drive.
Verify that media is now
recognized and reads reliably.
Yes Reseat resolved issue. X03
No Go to step 4.
4. Disconnect optical drive by
lifting SATA cable at logic
board and connecting a
known-good optical drive.
Verify that media is now
recognized and reads reliably.
Yes SATA port functional,
reconnect user’s optical drive
& SATA cable. Go to step 5.
No Replace logic board. M19
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