Epson EB-710Ui User Manual page 87

Preparing Before Using Interactive Features
The projector recognizes up to six touch points in computer interactive mode.
When performing touch operations with your finger, you can use two fingers
in annotation and whiteboard modes.
Do the following before using your finger for touch operations:
• Install the Touch Unit
• Calibrate the system manually for the pen
• Perform angle adjustment for the Touch Unit
• Calibrate the system for touch operations
See the Installation Guide for details.
The Touch Unit turns on and is ready for touch operation with your finger
when you turn on the projector and the indicator lights up in blue.
• Check the following if the Touch Unit does not turn on.
a
• The Power setting in the Touch Unit Setup menu is set to On.
s Extended > Easy Interactive Function > Touch Unit Setup >
Power
• The Touch Unit is connected to the projector's TCH port with a
Touch Unit connection cable.
• Positioning discrepancies may occur depending on the angle of your
finger or the direction you point.
• Touch operations with your finger may not work properly with long
or artificial nails, or with your fingers wrapped in bandages.
• Touch operations may not be recognized correctly if your fingers or
the pens are too close together or crossed.
• If clothing or another part of your body comes close to or touches
the screen, the touch operations may work incorrectly.
• If you touch the screen with your free hand during touch operations,
the touch operations may work incorrectly.
You can perform the following touch operations with your finger:
• Use your finger as a mouse in computer interactive mode.
• To left-click, tap the board with your finger.
• To double-click, tap twice with your finger.
• To click and drag, press on and drag an item with your finger.
87