As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 4085 - DURING TAXI IN ATL, CREW REPORTED EMERGENCY LIGHTS IN CABIN CAME ON WHEN THE COCKPIT SWITCH WAS IN THE ARM POSITION DURING HOTEL MODE AND SINGLE TAXI. THE EMERGENCY LIGHTS WENT OUT WHEN NR 1 GENERATOR CAME ONLINE. MAINTENANCE REMOVED AND REPLACED CONTACTOR 12PU. OPERATIONAL CHECKS NORMAL. AIRCRAFT OK FOR SERVICE. (M)