Epson BrightLink 1485Fi 5000-Lumen Pixel-Shift Full HD Ultra-Short Throw 3LCD Interactive Laser Projector - Manual (Page 242)

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Whiteboard Mode
You can use the pens and your fingers to write or draw on the projection surface just as you would on a
chalkboard or dry erase board. A maximum of two pens and six fingers can be used at the same time.
See these sections for instructions.
Note: A Touch Unit is optional for the BrightLink 1480Fi and must be installed for finger touch operation.
Using the Whiteboard Toolbar
The Whiteboard Toolbar
Selecting Background Templates
Inserting and Working With Images
Selecting Whiteboard Settings
Selecting a Networked Device Source
Saving Pages in Whiteboard Mode
Printing Whiteboard Pages
Emailing Whiteboard Pages
Parent topic: Using the Interactive Features
Using the Whiteboard Toolbar
You can use both pens and your fingers to interact with the screen and whiteboard toolbar.
1. Press the Home button on the remote control and select Whiteboard .
You see the whiteboard screen, with the whiteboard toolbar at the bottom: