Samsung UN46ES7500F E-Manual page 591

a wall or other hard surface. Also, try
rerouting your connection cables.
An improperly installed wall mount can
also create excessive noise.
Image Retention (Burn In) Issue.
for PDP TV
of screen burn, this unit is equipped
with Pixel Shift screen burn reduction
technology. Pixel Shift lets you set the
picture so it moves slightly up and
down (Vertical Line) and side to side
To minimize the possibility