As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A SCHEDULED INSPECTION OF THE EMERGENCY LIGHTING SYSTEM, THE OVER WING EXIT LIGHTS FAILED TO ILLUMINATE. MAINT FOUND WIRE LN139-22 BROKE AT FUSE 71LN. THE WIRE WAS REPAIRED AND THE SYSTEM OPS CHECKED NORMAL. AC WAS RETURNED TO SERVICE AFTER INSPECTION WAS COMPLETED. (K)