As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ORD - EMERGENCY LIGHTS AT SEAT 20G INOPERATIVE. RELAMPED NO HELP. PLACARDED SEAT 20C. REPLACED LIGHT ASSEMBLY AND CHECKED HARNESS WITH NO FAULTS FOUND. SUSPECT JUNCTION BOX PROBLEM. FOUND WIRING DISCONNECTED. SECURED WIRING FOR EMERGENCY LIGHTS AT SEAT 20G. SYSTEM GROUND CHECKED NORMAL OPERATION.