As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT RECEIVED "EMERGENCY LIGHTS ON" STATUS MESSAGE WITH SWITCH IN THE ARM POSITION. F/A REPORTED NUMEROUS BUT NOT ALL OF THE EMERGENCY LIGHTS ILLUMINATED IN THE CABIN. R & R K1XD SENSE RELAY. OPS CHECKS GOOD W/REF TO AMM 33-51.