Samsung UE40ES7000U E-Manual page 532

in rear of the TV camera, and then you
can use a TV camera after adjust a
camera angle. When you don't want to
use a TV camera, we recommend to use
after a camera lens fixes to upwards. In
this case,
control
Voice Control
→
Menu
→
control
Face recognition
are not available.
→
System
Voice Control
Voice and motion
and Motion