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VISIO 22+ Control Panel
VISIO 22+ Control Panel Buttons - Quick Reference
Power
Short press of about 1 second will power up the device (lights
on).
Long press will switch off.
Auto Focus
Toggles Auto Focus on and off.
Auto Focus on has always a sharp image.
Auto Focus off is for taking handwritten notes.
Image optimizer
Selects one of five image quality optimizer settings for
viewing critical documents with low contrast or bad print.
Zoom
Turn knob left to decrease magnification, turn knob right to
increase magnification.
Picture
Use this option to view pictures or documents in true colours.
Also good for viewing bad print and for writing.
Text – Reverse
Use text mode for reading. Contrast is enhanced so reading is
more easy. Press again to toggle foreground and background
colors.
False colors
In Text mode: Press to change between 7 false colours. (Use
Text button to reverse foreground and background)
In Picture mode: toggle white balance between warm reddish
white, neutral white and cold blueish white.
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