What was found
DISCOVERED EMERGENCY LIGHTS BLINKING RAPIDLY. REMOVED AND REPLACED FWD EMERGENCY AND AFT EMERGENCY BATTERIES WITH INSPECTED UNITS, AS REQUIRED. OPERATIONS CHECKS GOOD, NO DEFECTS NOTED, REF EMB AMM 33-51-01. FWD P/N 6450LS-00; S/N 001432; AFT P/N 6450LS-00; S/N 001297.