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3)Press the MENU button. The ADJUST SHAPE window appears. ADJUST SIDE CURVE should be highlighted.
4)Press the (+)button to highlight ADJUST SIDE ANGLES.
5)Press the MENU button. The SIDE ANGLES window appears. TRAPEZOID should be highlighted, press MENU to confirm.
6)To adjust the trapezoid, press the (-)
(+) button.
7)When the trapezoid is adjusted, press the MENU button to confirm. Then (-)