Avtek TT-BOARD 3000, Руководство пользователя

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5. Troubleshooting
Please refer to this list if your whiteboard uses standard USB connection:
Problem Symptom Possible reason Solution:
Interactive whiteboard does
not work.
Automatic installation of
Human Interface Device
has failed.
Due to Windows OS
limitations, some versions
thereof may fail to detect
Human Interface Devices.
Install an external driver.
USB cable is damaged. Double check if your USB
cable does not have signs of
damage, and then check the
whiteboard using another
USB cable.
USB port on your computer
is damaged.
Connect USB cable to
another USB port on your
computer.
Calibration points do not
appear.
Cannot see the calibration
points.
A part of the image
displayed by the projector
falls outside the whiteboard
projection area.
Make sure that the projector
does not display calibration
points outside the
whiteboard projection area.
If so, readjust the projector
settings and its position
towards the whiteboard.
Cannot write. Can see the mouse pointer
move, but there is no stroke.
The software is not in
writing mode.
Switch to writing mode.
Under desk mode, can see
the mouse pointer move,
but under writing mode,
cannot write.
Stroke colour is same to
background colour.
Change stroke colour or
background colour.
Wireless pen can write, but
there is warp.
Only some area is warped. Bad calibration. Re-calibrate the whiteboard.
The displayed image is
distorted.
Change the projector
settings.
Wireless pen can write but
very slowly.
The stroke is slower than
the pen tip.
Anti-virus software. Close anti-virus software.
The computer is running
too many applications.
Close some applications
you do not use.
The computer is not
efficient enough.
Upgrade your computer
hardware.
In case of further problems, it is recommended to contact the authorized Avtek whiteboards service.
Please contact your seller for more details.