What was found
THE CENTER AISLE EMERGENCY LIGHTS BLINK ON AND OFF. MAINTENANCE REPLACED AN EMERGENCY POWER SUPPLY UNIT. OPERATIONALLY CHECKED OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THE CENTER AISLE EMERGENCY LIGHTS BLINK ON AND OFF. MAINTENANCE REPLACED AN EMERGENCY POWER SUPPLY UNIT. OPERATIONALLY CHECKED OK.