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 />
Deep Dive<br />
Check Result Action Code<br />
1. With battery removed, will a<br />
known-good AC adapter start<br />
up and run the system and<br />
show MagSafe LED status?<br />
2. Does a known-good power<br />
adapter’s LED light up either<br />
green or amber?<br />
3. Does the unit run on knowngood<br />
power adapter alone?<br />
Power Adapter Issue<br />
Yes Confirm user’s AC adapter as<br />
bad and replace.<br />
No Verify MagSafe board cable<br />
seating to logic board. Go to<br />
step 2<br />
Yes SMC on logic board senses AC<br />
power adapter. Go to step 3<br />
No Replace the MagSafe board.<br />
Go to step 3.<br />
MacBook Pro (15-inch, 2.53 GHz, M<strong>id</strong> 2009) Symptom Charts — Startup and Power Issues 53<br />
P14<br />
Yes Issued resolved. X03<br />
No Replace logic board.. M01<br />
Unlikely c<strong>au</strong>se: logic board, RAM, display assembly, hard drive, optical drive, top case, speakers,<br />
camera, microphone<br />
Quick Check<br />
Symptom Quick Check<br />
Power Adapter Issue<br />
• No power<br />
• No Power LED<br />
• Non-operational<br />
• Stuck /broken pin<br />
1. Connect AC adapters MagSafe connector to the<br />
computer. The LED on the connector should be<br />
green or amber.<br />
2. Verify power cord, or plug, is firmly attached to<br />
AC adapter.<br />
3. Verify AC power source is supplying AC power.<br />
4. Check for dirty or stuck pins on the MagSafe<br />
connectors, both on the adapter and the<br />
computer. Use and cleaning of power adapter<br />
with MagSafe<br />
5. Reset SMC by pressing the (left) Shift-Control-<br />
Option keys along with the power button once.
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