What was found
EMERGENCY LIGHTING: POSTFLIGHT: ALL EMER LIGHTS REMAIN ON WITH EMER LIGHT SWITCH IN OFF POSITION AND BOTH BATTERIES OFF. THEY ALSO REMAIN ON WITH BOTH BATTERIES DISCONNECTED. *** CORRECTIVE ACTION *** OPERATED EMERGENCY EXIT LIGHTS OPS CHECK GOOD. COULD NOT DUPLICATE DISCREPANCY. UNPLUGGED MAIN SHIP BATTERIES AND VERIFIED EMERGENCY BATTERY PACKS KEEP EMERGENCY LIGHTS ILLUMINATED. ALL WORK DONE 1A W CESSNA MODEL 700 M/M SECTION 33-50-00.