As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SJT - FLT 3542 - DURING PREFLIGHT, ATTENDANT REPORTED THE LEFT OVERWING EMERGENCY EXIT SIGNS INOPERATIVE. AIRCRAFT WAS FERRIED TO DFW FOR MAINTENANCE. MAINTENANCE REMOVED AND REPLACED EMERGENCY LIGHT POWER SUPPLY UNIT 23LN IAW SAAB MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)