As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD/SYR - FLT 6343 - AFTER TAKEOFF AT 1312 HRS ON 4-21-96, RETURNED TO IAD WITH NO FURTHER INCIDENTS DUE TO THE PASSENGER DOOR WARNING ILLUMINATING. MAINTENANCE RESET THE DOOR WARNING CIRCUIT BREAKER. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (X)