As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3745 THE CREW REPORTED ALL PASSENGER BUTTONS WERE INOPERABLE WITH AN ELECTRICAL ODOR IN CABIN. THE AIRCRAFT WAS REMOVED FROM SERVICE. FOUND ELECTRICAL ODOR COMING FROM FLASHLIGHT HOLDER (CHARGER) DEF AFT EMERGENCY FLASHLIGHT HOLDER MEL 25-15. REMOVED AND REPLACED THE AFT FLASHLIGHT ASSY IAW CMM 25-60-11. MEL RESTORED. THE AIRCRAFT WAS RETURNED TO SERVICE.