As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAX - FLT 3241 - CREW REPORTED ALL FORWARD EMERGENCY LIGHTS WOULD NOT OPERATE. MAINTENANCE REMOVED AND REPLACED BATTERIES IN EMERGENCY LIGHT POWER SUPPLY UNITS 20LN, AND 21LN. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)