As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED NO FORWARD EMERGENCY FLOOR LIGHTS ON IN CABIN WHEN TESTED. AIRCRAFT WAS INSPECTED AND FERRIED FOR REPAIR. MAINTENANCE REMOVED AND REPLACED THE NR 2 BATTERY PACK IAW MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (SW21200500258)