As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER T/O MLG A/G FAIL AND E 1/2 REV. DISAGREE MESSAGES DISPLAYED. T/S USING FIM 32-63-00-810-801-A BLOCKS 1-2 AND 12 THEN USED FIM 32-63-00-810-802-A BLOCKS 1-2 AND 3 WHILE INSPECTING THE NLG WOW PROX SWITCH FOUND ITS HARNESS AND CANNON PLUG TO BE DISCONNECTED AT THE NLG BULKHEAD. RESECURED CANNON PLUG AND L/G AIR GROUND FAIL MSG EXTINGUISHED. AC OK FOR SERVICE AT THIS TIME NO OTHER DEFECTS NOTED.