As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN ELECTRICAL POWER WAS APPLIED TO THE AIRCRAFT, THE CREW NOTICED A TRICKLE OF SMOKE COMING FROM THE FLIGHT GUIDANCE CONTROL PANEL. THE CREW REMOVED ELECTRICAL POWER FROM THE AIRCRAFT. MAINTENANCE INSPECTED AND REPLACED THE FLIGHT GUIDANCE CONTROL PANEL IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 22-11-00. OPERATION CHECKS WERE COMPLETED.