As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE EMERGENCY LIGHT PRE-FLIGHT, SEVERAL INTERIOR OVERHEAD LIGHTS AND EXTERIOR LIGHTS FAILED TO ILLUMINATE. PERFORMED EMERGENCY LIGHTING POWER SUPPLY BATTERY EXERCISE PROCEDUREA CHARGED EMERGENCY BATTERY'S AS REQUEST IN TC FOR 60 MINS LONG, WITH EMERGENCY LIGHT INSPECTION, EMERGENCY LIGHT 5G SWITCH OPERATIONAL CHECK. ALL OPS CHECK WERE SUCCESSFUL NO DEFECTS NOTED AT THIS MOMENTALL WORK DONE IAW AMM 30-50-00