As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
F/A ADVISES DURING EMERGENCY PA TEST THE RED LIGHT AT THE MID CABIN DOES NOT ILLUMINATED. RELAMP IS NO HELP. PLACED ON MEL 23-30-1B. CLEARED BY REPLACING THE FLASHER UNIT IAW AMM TASK 33-24-00-000-803 AND TASK 33-24-00-400-803. PSU AND INFORMATION SIGNS CHECKS GOOD. CLEARS MEL. RETURNED TO SERVICE.