Apple Technician Guide - tim.id.au
Apple Technician Guide - tim.id.au
Apple Technician Guide - tim.id.au
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2010-08-05<br />
Optical Drive Not Recognized/Mount<br />
Unlikely c<strong>au</strong>se: LCD, speakers, fan, camera, microphone<br />
Quick Check<br />
Symptom Quick Check<br />
Optical Drive Not Recognized/<br />
Mount<br />
• Discs inject and eject, but do<br />
not appear in Finder<br />
Deep Dive<br />
1. Use <strong>Apple</strong> System Profiler ATA section to see if<br />
the optical drive appears.<br />
2. Serial-ATA section of <strong>Apple</strong> System Profiler will<br />
show any media inserted.<br />
3. Check Finder Preferences: General and make sure<br />
“CD’s, DVD’s and iPods” is checked under “Show<br />
these items on the Desktop.”<br />
4. Check both CD and DVD media. If only one type<br />
of media is recognized, there might be a laser<br />
related issue. (J99)<br />
Check Result Action Code<br />
1. Is optical drive listed in the<br />
device tree for SATA devices in<br />
System Profiler?<br />
2. Verify all connections between<br />
logic board, flex cable, optical<br />
drive are secure. Visually<br />
inspect cables and connectors<br />
for any debris, damage, or bent<br />
pins. Is optical drive now listed<br />
in System Profiler?<br />
3. Disconnect optical drive by<br />
lifting SATA cable at logic<br />
board and connecting a<br />
known-good drive. Is optical<br />
drive now listed in System<br />
Profiler?<br />
4. Install and test with<br />
replacement optical drive SATA<br />
flex cable. Is optical drive now<br />
listed in System Profiler?<br />
Yes Issue resolved.<br />
No Go to step 2.<br />
Yes Issue resolved.<br />
No Replace any damaged cables<br />
and retest. If connections<br />
are good and with no visible<br />
cable damage, go to step 3.<br />
Yes SATA port functional,<br />
reconnect user’s optical drive<br />
& SATA cable. Go to step 4.<br />
X03<br />
No Replace logic board. M19<br />
Yes Cable change resolved issue X03<br />
No Replace the optical drive.<br />
(Mechanical damage to<br />
optical drive, if found)<br />
J03<br />
(J05)<br />
MacBook Pro (15-inch, 2.53 GHz, M<strong>id</strong> 2009) Symptom Charts — Mass Storage 90