As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LINE CHECK, MAINTENANCE FOUND THAT THE EMERGENCY OVERWING EXIT SIGN ON THE RIGHT SIDE AT ROW 12 WAS INOPERATIVE. A FAULTED FUSE WAS REPLACED PER THE MAINTENANCE MANUAL, AN OPERATIONAL CHECK WAS SATISFACTORY, AND THE AIRCRAFT RETURNED TO SERVICE.