I just found this info below, but why don't you look in the service menu and see if you have the option? It's either there or it's not?
LG 55LV9500 55in Full-Array LED LCD HDTV (3D Ready, 1080p, 480Hz) $1399.99 Free Ship
Buy.com has the full array LG 55LV9500 55" LED LCD HDTV for a low $1399.99 Free Shipping. Tax in CA, IL, MA, MD, NY, TN, WA.
This full-array LED panel with LG's latest Nano Dimming technology is fairly stacked and ought to be superior to most edgelit LED displays.
Nano Dimming - 288 individual locally dimming zones
3D ready with service menu adjustments and 3D glasses (not included)
Built in DVR function through the USB port
Includes the Wii Remote LG Magic remote
1920x1080 @ 1080p; 4 HDMI; HD tuner; 480Hz refresh rate; Magic Remote; full array LED w/ local dimming