What was found
EMERGENCY LIGHT BATTERY PACK M737 FAILED DEEP CYCLE BATTERY TEST. MAINTENANCE REPLACED THE BATTERY PACK. OPERAITONAL CHECK NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EMERGENCY LIGHT BATTERY PACK M737 FAILED DEEP CYCLE BATTERY TEST. MAINTENANCE REPLACED THE BATTERY PACK. OPERAITONAL CHECK NORMAL.