Table of Contents
Advertisement
8 Troubleshooting
8.1 Touch Screen Problems
Problems
Touch screen does
not respond to hand
gestures or render
them properly.
8.2 Messaging Problems
Problems
Unable to send
or receive text
messages.
Unable to send
or receive
e-mail.
Unable to
connect to the
network.
8.3 Other Problems
Problems
No power
No display
Lock-up
App doesn't
function
No network
No audio
Causes
Power noise during
device turn on process.
Water drop or spot above
the glass surface.
Causes
The signal strength is
not strong enough.
The Internet connection
or the e-mail setting is
not configured properly.
You are not within the
network's service area.
Poor signal.
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
Check external D-Sub device and connections.
Restart by touching LED power light.
Check with App author.
Check WiFi settings, try Ethernet if available.
Check volume level setting.
37
Solutions
Re-Plug the USB wire.
Clean and remove the water
drop then re-plug the USB wire.
Solutions
Try moving to a different location for
better signal reception.
Check your network connection,
and confirm with your e-mail service
provider if your e-mail setting has
been configured correctly.
Check the service area with your
service provider.
Move to an open space or if you are
inside a building move closer to a
window.
Solutions
Troubleshooting
Advertisement
Table of Contents
