i3-TECHNOLOGIES L3503W User Manual page 42

Touch Area Boundary Fine-tuning
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Step 1: Click on P1, use mouse to drag P1 to upper left corner. Align adjustable green zone with
projected white frame.
Step 2: Adjust P2 to P4 accordingly; adjustable green zone should completely overlaps the
projected white frame.
Step 3: Finally, check again if the green frame completely overlaps the projected white frame. If
not, fine-adjust again.
When the Touch Area is correctly located click to exit.
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STEP 4: CALIBRATION
a) Select Auto Calibration
Note:
If the fail message pops up, follow below steps to trouble-shoot and do Auto Calibration again.
Close all software application
Reduce ambient light
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Do not obstruct or shake lens during calibration
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Check if projection image is clear. If not, adjust focus to sharpen the image
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If the Auto Calibration fail message still pops up on screen, switch to Manual Calibration.
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