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Troubleshooting
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8 Troubleshooting
8.1 Touch Screen Problems
Problems
Causes
Solutions
Touch screen does
not respond to hand
gestures or render
them properly.
Power noise during
device turn on process.
Re-Plug the USB wire.
Water drop or spot above
the glass surface.
Clean and remove the water
drop then re-plug the USB wire.
8.2 Messaging Problems
Problems
Causes
Solutions
Unable to send
or receive text
messages.
The signal strength is
not strong enough.
Try moving to a different location for
better signal reception.
Unable to send
or receive
e-mail.
The Internet connection
or the e-mail setting is
not configured properly.
Check your network connection,
and confirm with your e-mail service
provider if your e-mail setting has
been configured correctly.
Unable to
connect to the
network.
You are not within the
network’s service area.
Check the service area with your
service provider.
Poor signal.
Move to an open space or if you are
inside a building move closer to a
window.
8.3 Other Problems
Problems
Solutions
No power
Touch the LED power light for at least 1-2 seconds, if the LED
does not light blue with the device booting-up then:
- Ensure that the power adaptor is plugged-in to a suitable
power socket
- Ensure that the DC connector is fully inserted into the correct
socket on the rear of the VSD222C located under the cover
- Check the power socket with another device (i.e. table lamp)
-
If there is still no power then contact ViewSonic support or
the Reseller from whom the device was purchased
No display
Check external D-Sub device and connections.
Lock-up
Restart by touching LED power light.
App doesn't
function
Check with App author.
No network
Check WiFi settings, try Ethernet if available.
No audio
Check volume level setting.