As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE FLIGHT CREW DETECTED A STRONG BURNING ODOUR SHORTLY AFTER TAKE OFF FROM YTZ - MUCH LIKE "A BURNING CIRCUIT BOARD". THE AIRCRAFT DIVERTED INTO YYZ FOR LANDING. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE 5 VOLT POWER SUPPLY FOR THE CAPTAIN'S INSTRUMENT PANEL LIGHTING WAS BURNING. THE POWER SUPPLY WAS REMOVED AND REPLACED.