Mac notebooks: Operating temperature - Apple Support
shut down
disconnect all external devices
boot into safe mode
Try safe mode if your Mac doesn't finish starting up - Apple Support
Mac notebooks: Operating temperature - Apple Support
shut down
disconnect all external devices
boot into safe mode
Try safe mode if your Mac doesn't finish starting up - Apple Support
It might be helpful if you indicated the EXACT model/year of your MBP and the current OSX.
A A1286 can be a 15" MBP from 2009 thru 2012.
Ciao.
A1286 late 2011, 15.4" core i7
What is the problem with A1286?