Samsung PN51E6500EFXZA - Manual (Page 65)

(720p / 1080i / 1080p) or Component
(1080i / 1080p) signals, displays the full
image without any cut-off.
Smart View 1 : Reduces the 16:9 picture
by 50%.
for LED TV
Smart View 2 : Reduces the 16:9 picture
by 25%.
for LED TV
N Smart View 1 is enabled only in
HDMI mode.
N Smart View 2 is enabled only in
HDMI or DTV mode.