As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY EXIT SIGN ON DIVIDING WALL BEHIND SEAT NUMBER 7 IS INOPERATIVE DURING EMER LTS CHECK. POWERED UP AC AND VERIFIED THAT THE EXIT SIDN IN THE LH AFT BULKHEAD DID NOT WORK PROPERLY REMOVED DEFECTIVE EXIT SIGN FROM THE LH AFT BULKHEAD PT#9919054-1 SN 17C324 AND INSTALLED A NEW UNIT PT#9919054-1 SN 19G289 IAW CE-680AS M