As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE: DURING EMERGENCY LIGHT CHECK MAINTENNACE FOUND FAULT FOR EMERGENCY POWER SUPPLY UNIT INTERNAL LOAD FORWARD LEFT - MAINTENANCE INSTALLED NEW LAMPS THAT WERE PREVIOUSLY BURNED OUT AT THE FORWARD CLOSET AND THE AFT LAVATORY PER AMM 33-51-19 - A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WAS ACCOMPLISHED WITH NO FAULTS NOTED