Epson BrightLink 1480Fi User Manual page 223

The circle disappears, and you see another circle below the first one.
Note: For the most accurate calibration, make sure you touch the center of the circle with the tip of
your finger.
Note: Make sure you are not blocking the signal between your finger and the interactive receiver
(next to the projector lens).
7. Touch the center of the next circle with your finger and continue until all of the circles disappear.
When you get to the bottom of a column, the next circle appears at the top of a new column.
Note: If you make a mistake, press the Esc button on the remote control or control panel to go back
to the previous circle. It may take several seconds after all of the dots have disappeared for touch
calibration to be completed. To cancel the calibration process, press and hold the Esc button for 2
seconds.
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