Samsung PN51E6500EFXZA - Manual (Page 77)

for LED 6100 ― 7150 Series and PDP 6500 Series
Use the Expert Pattern function to
calibrate the picture. If the OSD menu
disappears or a menu other than the
Picture menu is opened, the TV saves
the calibration and the Expert Pattern
screen disappears.
Off : Turns the Expert Pattern function
off.
Pattern1 : This test screen demonstrates
the effect of your display settings on