Epson BrightLink 1485Fi 5000-Lumen Pixel-Shift Full HD Ultra-Short Throw 3LCD Interactive Laser Projector - Manual (Page 216)

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• To turn on the pen, move the pen.
Note: To check the battery, press and hold the function button. If the battery is low, the light flashes. If
the light does not turn on or flash, replace the battery.
• For best performance, hold the pen perpendicular to the board, as shown below. Do not cover the
black section near the tip of the pen.
• To write or draw on the projection surface in built-in Annotation mode or built-in Whiteboard mode, do
the following:
• To select a projected item, such as an icon, tap the projection surface with the pen tip.
• To draw on the projected screen, tap the projection surface with the pen and drag it as necessary.
• To move the pointer, hover over the surface without touching it.
• To switch the pen from drawing tool to eraser or a different function, press the button on the side.