As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PRE-FLIGHT CREW NOTICED THE ROW 1 EMERGENCY EXIT LIGHT AND MAIN CABIN DOOR LIGHT INOPERATIVE. GROUND MX CREW RE-SEATED THE EMERGENCY LIGHT BATTERIES IN THE WARDROBE AND CONDUCTED AN OPS CHECK THAT PRODUCED SATISFACTORY RESULTS. THE ACFT WAS RETURNED TO SERVICE.