User Controls

Each I/O has different setting of

“Edge mask”.

“Edge mask” and “Zoom” can’t work at same time.

Edge Mask

Edge mask function removes the noise in a video image. Edge mask the image to remove video encoding noise on the edge of video source.

Zoom

Press the to reduce the size of an image.

Press the to magnify an image on the projection screen.

H Image Shift

Shift the projected image position horizontally.

V Image Shift

Shift the projected image position vertically.

V Keystone

Press the or to adjust image distortion vertically. If the image looks trapezoidal, this option can help make the image rectangular.

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Optoma Technology DX339, TW5563D, DW339, DS339 manual Edge Mask, Zoom, Image Shift, Keystone