When You Cannot Use the Interactive
Whiteboard As You Want
This section explains what to do when the Interactive Whiteboard cannot be operated as you want.
• The laser pointer light may be hard to see when it is pointed at the display. For details about the
laser pointer, see the user manual for the laser pointer.
• When the main unit does not start or the screen is not displayed, check the following:
• Is the power cord properly connected?
• Did you press the power button to turn on the machine?
• For information about the power cord and power button, see "Read This First".
• If you cannot resolve problems by yourself, contact your service representative.
When Turning the System On/Off
• For details about how to turn off the machine, see Read This First.
Problem Causes Solutions
• The power button is
pressed, but the system
does not start up.
• The power button is
pressed, but the power
lamp does not turn on.
The power cable is not
connected correctly.
Reconnect the power cable.
The power indicator remains
lit, but nothing appears on
the screen.
The system is in stand-by or
sleep mode.
Touch the screen.
If nothing appears when the screen is
touched, contact your service
representative.
An abnormal sound is heard
from the area surrounding
the output/input terminals on
the back of the display.
There may be a problem
inside the controller.
Quickly press and release the power
button. When the machine turns off,
contact your service representative.
9. Troubleshooting
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