What was found
RETURNED TO TPA DUE TO AFTER GEAR RETRACTION NOSE WHEEL RED AND GREEN LIGHTS REMAINED ON WITH HANDLE UP. WITH HANDLE OFF NOSE WHEEL WAS GREEN, MAIN GEAR WENT NORMALLY UP AND LOCKED. REMOVED AND REPLACED M983 CARD, JACKED NOSE OF AIRCRAFT, CYCLED NOSE GEAR SEVERAL TIMES AND OPS CHECKED GOOD PER M/M.