As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD/HPN - FLT 6282 - DURING CLIMB AT 1315 HRS ON 8-7-96, MADE AN UNSCHEDULED LANDING DUE TO COULD NOT RECEIVE ON COMM 1 OR COMM 2 WITHOUT SELECTING EMERGENCY ON CAPTAIN'S STATION BOX. AIRCRAFT LANDED AT IAD AND RETURNED TO GATE, NO FURTHER INCIDENTS. MAINTENANCE REMOVED AND REPLACED STATION BOX, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (X)