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?
• Is the main power switch turned on?
• For information about the power cord and main power switch, 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 shut down the machine, see the provided manual. The procedure differs
depending on the machine being used.
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.
• The main power is
turned off.
• Reconnect the power cable.
• Turn on the main power switch.
The power lamp turns on, but
nothing appears on the
screen.
The system is in 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 of the display. When the
machine shuts down, switch off the
main power and contact your service
representative.
9. Troubleshooting
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