What was found
FAILED EMERGENCY LIGHTS TEST. SEAT SIX AND SEAT EIGHT TOE KICK LIGHTS DID NOT TURN ON. OVERHEAD LIGHT ON DEVON AND SEAT 7 DID NOT TURN ON. PERFORMED EMERGENCY LIGHTS FAIL QRH CHECKLIST AND PREFORMED TWO 30 MINUTE CHARGING CYCLES. DUE TO FAILED EMERGENCY LIGHT TEST, REMOVED AND REPLACED NR 1, 2, 3, & 4 EMERGENCY BATTERIES, OPS CHECKED GOOD, NO DEFECTS NOTED IAW AMM 33-50-06.