As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6319 - IAD-CLE - ABORTED TAKEOFF DUE TO THE F/O LOOSING COMMUNICATIONS. THE A/C RETURNED TO THE GATE WHERE MAINTENANCE TROUBLESHOT THE DISCREPANCY AND FOUND THE FIRST OFFICERS STATION BOX TO BE AT FAULT. MAINTENANCE REMOVED AND REPLACED THE STATION BOX IAW THE PROCEDURES AS OUTLINED IN THE MM. MAINTENANCE PERFORMED THE REQUIRED TESTS AS STATED IN THE MM. AIRCRAFT WAS THEN RELEASED FOR SERVICE. (M)