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Left， right， down， according to the left， right，:， buttons， adjusting the position of the overall picture of the tv.

MENU: press the button can circulation regulation following functions， these functions are vertical width (H)， the horizontal width (V)， brightness，

In contrast， gray scale， color saturation， flicker， sharpness， screen display menu background color.

ZOOM: amplifying key， according to the following magnify picture， press theback screen.