As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA - FLIGHT 2480 - AFTER TAKEOFF RECEIVED A GEAR DISAGREE WARNING MESSAGE AND PROX SYSTEM FAULT MESSAGE. RETURNED TO THE FIELD AND ACCOMPLISHED A UNEVENTFUL LANDING. MAINTENANCE PERFORMED A GENERAL VISUAL INSPECTION WITH NO DEFECTS NOTED. ALSO, PERFORMED A HEAVY LANDING INSPECTION WITH NO DEFECTS NOTED. PLACED INDICATION ON MEL 32-30-1. MEL CLEARED 3/7/07 BY REPLACING THE STEERING ACTUATOR AND THE SWIVEL. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.