crwdns2934241:0crwdne2934241:0 mayer

crwdns2934249:0crwdne2934249:0:

The symptoms would indicate a failed inverter board.   I've never seen one produce smoke.  Before ordering any parts I would open it up and examine it for burned spots.  Here's how:

http://www.ifixit.comGuide/Repair/Installing-MacBook-Pro-15-Inch-Core-Duo-Model-A1150-Upper-Case-Replacement/483/1

crwdns2915684:0crwdne2915684:0:

open