As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3710 THE CREW REPORTED THE EMERGENCY LIGHTS WERE CYCLING ON AND OFF IN THE ARMED POSITION. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED JB-11, PCB5 IAW AMM 24-06-11. REMOVED AND REPLACED RELAY K135 ON JB-11, PCB5 IAW CMM 24-06-00 INSTALLED JB-11, PCB5 IAW AMM 24-06-11. THE OPERATIONAL CHECKS WERE GOOD IAW AMM 24-06-11-710-801. THE AIRCRAFT WAS RETURNED TO SERVICE.