Epson EB-X39 - Resizing the Image with the Zoom Ring

Resizing the Image with the Zoom Ring
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You can resize the image using the projector's zoom ring
(EB‑2247U/EB‑2142W/EB‑2042/EB‑990U/EB‑980W/EB‑970/EB‑109W/EB‑108
/EB‑107/EB‑W39/EB‑X39).
a
Turn on the projector and display an image.
b
Rotate the zoom ring to enlarge or reduce the image.