Apple Macbook Pro Aluminum 13-Inch Black Laptop Keyb Technical Guide - Page 49

2010-06-15 Deep Dive Check 1. With battery removed, will a known-good AC adapter start up and run the system and show MagSafe LED status? 2. Does a known-good power adapter's LED light up either green or amber? Result Yes No Yes No Action Confirm user's AC adapter as bad and replace. Code P14 Verify MagSafe board cable seating to logic board. Go to step 2 SMC on logic board senses AC power adapter. Go to step 3 Replace the MagSafe board. Go to step 3. 3. Does the unit run on known- Yes Issued resolved. X03 good power adapter alone? No Replace logic board.. M01 Power Adapter Issue Unlikely cause: logic board, RAM, display assembly, hard drive, optical drive, top case, speakers, camera, microphone Quick Check Symptom Power Adapter Issue • No power • No Power LED • Non-operational • Stuck /broken pin Quick Check 1. Connect AC adapters MagSafe connector to the computer. The LED on the connector should be green or amber. 2. Verify power cord, or plug, is firmly attached to AC adapter. 3. Verify AC power source is supplying AC power. 4. Check for dirty or stuck pins on the MagSafe connectors, both on the adapter and the computer. Use and cleaning of power adapter with MagSafe 5. Remove battery, unplug AC adapter, and reset SMC by holding the power button for 5 seconds. MacBook (13-inch, Aluminum, Late 2008) Symptom Charts - Startup and Power Issues 49