What was found
EMERGENCY LIGHTING: FORWARD INTERIOR CABIN EMERGENCY LIGHTING BATTERY APPEARS TO BE DEAD. EXIT LIGHT, SEAT 3 AND 10 LIGHTS, FWD FLOOR LIGHTING AND RIGHT SIDE DOOR EXIT LIGHT ALL INOP WITH BATTERY CONNECTED AND SWITCH ON.///CORRECTIVE ACTION/// INSTALLED P/N-9913-1 S/N-3095 INTO FORWARD POSITION IAW NJA CESSNA 560XL AMM 33-50-01, PERFORMED EMERGENCY LIGHTING SYSTEM OPERATIONAL CHECK IAW 560XL AMM 33-50-00-7100 STEP A THRU C, OPERATIONAL CHECK GOOD. THIS CLEARS MEL.