As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLIMBING THROUGH 17K THE CREW NOTICES A BURNING SMELL IN THE COCKPIT, THEY GOT A PITCH FEEL ANNUNCIATOR AND THE SLATS DEPLOYED. THEY DECLARED AN EMERGENCY AND RETURNED TO KARR. AFTER INSPECTION PCB 401J WAS FOUND BURN, THIS CAUSED THE BURNING SMELL AND ALSO CONTROLS THE SLATS AND THE PITCH FEEL.