Samsung Smart TV UE37D5520 E-Manual page 109

❑ ■ Auto❑Protection❑Time
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Auto❑Protection❑Time❑(Off❑/❑2❑hours❑/❑4❑hours❑/❑8❑hours❑/❑10❑hours): If the
screen remains idle with a still image for a certain period of time defined by the
user, the screen saver is activated to prevent the formation of ghost images
on the screen.
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