As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE AND FIRE WAS DETECTED AT THE OVERHEAD PANEL. IN ACCORDANCE WITH THE WDM 33-51-11, THE EMERGENCY LIGHTS CONTROL PANEL WAS INSPECTED, IT WAS FOUND WITH A SHORT CIRCUIT. THE PANEL M00043 WAS REPLACED. THE OPERATIONAL TEST WAS SATISFACTORY