As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING B INSPECTION FOUND THE EMERGENCY EXIT LIGHT SWITCH ON THE FLIGHT ATTENDANTS PANEL INOPERABLE. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE PASSENGER CABIN LIGHTS CONTROL MODULE ASSEMBLY IAW AMM 33-21-01. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.