As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AUTOPILOT LIGHT ON LINE THROUGH VNAV ON ATTITUDE DIRECTION INDICATOR AND EICAS MESSAGE (AUTOPILOT) WITH RIGHT AUTOPILOT ENGAGED. AUTOPILOT LIGHT REMAINED OUT. ALSO DISTINCT SMELL OF BURNING. ALSO (FD) FLAG ON CAPTAINS ATTITUDE DIRECTION INDICATOR AND AUTOLAND STATUS ANNUNCIATOR (NO LAND 3). PIN 2 OF CONNECTOR D4207J PUSHED BACK, PIN LOCKED AND SECURED.