 Apple Technician Guide - tim.id.au

2010-08-05
Shutdown
Cause
Number
-61
-62
-3
-71
-74
-75
-78
-79
-86
-95
-100
-101
-103
Cause Suggested Fix
Watchdog timer detected
unresponsive application, shutting
down the system.
Watchdog timer detected
unresponsive application, restarting
the system.
Multiple temperature sensors
exceeded the defined limit..
SO-DIMM Memory temperature
exceeds limits
Troubleshoot for stuck application,
startup item and any loading
preferences (Mac OS X Server Energy
Saver).
Troubleshoot for stuck application,
startup item and any loading
preferences (Mac OS X Server Energy
Saver).
Run Apple Service Diagnostics to
check which sensor went beyond
expected thermal limits.
Swap memory module and check
with known-good one to confirm
issue is with memory; also check fans
and air flow.
Battery temperature exceeds limits. Swap battery and check with knowngood
one to confirm issue is with
customer battery.
Communication issue with AC
adapter.
Incorrect current value coming from
AC adapter
Incorrect current value coming from
battery
Proximity temperature exceeds
limits.
Check MagSafe connector/adapter
plug/cable.
Check AC adapter plug/cable.
Check battery and battery connection
to logic board.
Check thermal contact with heatsink,
fan connection/activity.
Temperature exceeds limits. Check thermal contact with heatsink,
fan connection/activity.
Power supply temperature exceeds
limits.
Check fans and air flow.
LCD temperature exceeds limits. Check LCD panel and environment
temperature.
Battery cell under voltage detected. Check battery.
MacBook Pro (15-inch, 2.53 GHz, Mid 2009) Symptom Charts — Startup and Power Issues 38