What was found
CABIN EMERGENCY LIGHTING NOT FULLY ILLUMINATING: FLOOR LIGHTING NEAR SEATS 5 AND 7 AND OVERHEAD READING LIGHT AT SEAT 7 INOP AS WELL AS EXTERIOR OVER WING LIGHT OVER RIGHT WING ARE ALL INOP. COMPLIED WITH QRH RECHARGING PROCEDURES FOR 60 MINUTES TO NO AVAIL. ALL OTHER EMERGENCY LIGHTS ARE WORKING. CORRECTIVE ACTION: REMOVED THE #3 EMERGENCY LIGHTING POWER SUPPLY 3 DUE TO THE "CABIN EMERGENCY LIGHTING NOT FULLY ILLUMINATING" AND INSTALLED IAW THE AMM 33-50-06 OPS TESTED SATISFACTORY. BATTERY WAS REPLACED IN THE PACK.