As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHEN EMERGENCY CALL BUTTON IS PUSHED, THE RED FLASHING LIGHT ON CEILING OF CABIN DOES NOT ILLUMINATE. PERFORMED CONTINUITY, VOLTAGE & GROUND TESTS AT FLASHER'S UNIT ELECTRICAL CONNECTOR 3322-P1 IAW WMD 33-24-00 SHEET 2/18, PG 7, NO DISCREPANCIES. R & R WITH NEW A FLASHER UNIT IAW AMM TASKS 33-24-00-000-803 & 33-24-00-400-803 RESPECTIVELY. OPERATIONAL TESTED GOOD. RETURNED TO SERVICE.