40 Using Your Projector
OSD warning messages - low battery
• The Lo w Battery warning message pops up when the battery voltage is
lower than 2 V. At this condition, the pen can still work about 1~2 hours.
• The pen will be disabled when the battery voltage is lower than 1.8 V.
OSD warning messages - out of range
The situations below may cause the pen sensor out of range:
• The pen doesn't point toward the screen.
• The pen is too far away from the screen.
• The projector ’s brightness is too low for detection.
Combinations of buttons
• Right + Function (for Master Pen only): The Slave Pen set function
menu appears on the screen.
•Left + Function: The Pen Information menu appears on the screen.
•Hold Function: Hold the Function button for 2 seconds and the
Function mean will appear on the screen. Use Left/Right to move
up/down and use Function to enter/apply.
2Left This button acts like the left click button of a
mouse.
3Function Functions available are listed in the OSD Menu
"Set function" (see page70).
NOTE: Double-clicking the Function button
will act as Undo, if supported by the
software.
4Mini USB charge
connector
Allow you use Mini USB cable to charge. See
"Charging the Interactive Pen Battery" on
page44.
5LED indicators Two LED indicators are available: Green and
Amber (see on "Interactive Pen LED Guiding
Signals" on page 115).
6Right This button acts like the right-click button of a
mouse.
7Power switch Turns the Interactive Pen on or off.
8Firmware upgra de
connector
For Interactive Pen and RF board firmware
upgrade.