Samsung 8000 Series User Manual page 239

Opacity
the same color.
Screen Burn Protection
To reduce the possibility of screen burn, this
unit is equipped with Pixel Shift screen burn
prevention technology. Pixel Shift moves the
picture slightly on the screen.
The Pixel Shift Time setting allows you to
program the time between movements of
the picture in minutes.
Your TV also has the following additional
screen burn protection functions:
and the Background Opacity
for PDP TV
to