Ask Proxima 9100 - Manual (Page 46)

Using Your Projector 2-9
2 From the Tools menu, choose LightBoard mode, then specify whether
you want the Overlay, WhiteBoard, or BlackBoard.
3 From the Tools menu, choose LightBoard, On. The Draw toolbar appears
in the upper left corner of the projected image. It has four buttons:
Figure 2-2, The Draw toolbar
BUTTON FUNCTION
Click this button to select the Drawing tool.
Click this button to select the Eraser. You can erase any of your
annotations.
Click the Clear All button to erase all previous annotations.
Click this button to select a new color. This button shows the
currently selected color.
Note: If you're using the optional Cyclops interactive pointer system, you
can also click above the image to activate the LightBoard tool.