where is the switch for the Courtesy light in a 172SP g1000?

[James B]

ok so iv been flying for quite some time (5 years) and i have never managed to figure out where the switch is for the courtesy lights under the wing. iv never used them before but im curious of where it is. so if anyone can help Thanks..........the plane is a 172sp g1000 nav 3......i believe its an '05