Troubleshooting; Touch Screen Problems; Other Problems - ViewSonic VSD224 User Manual

5 Troubleshooting

5.1 Touch Screen Problems

Problems
Touch screen does
not respond to hand
gestures or render
them properly.

5.2 Other Problems

Problems
No power
No display
Lock-up
App doesn't
function
No network
No audio
Causes
Dust, particles or any
foreign material on the
camera's or reflector's
surface may affect image
quality and the display's
touch function.
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 VSD224 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 HDMI device and connections.
Restart VSD224 device.
Check with App author.
Check WiFi settings, try Ethernet if available.
Check volume level setting.
17
Solutions
1. Remove any dust or
particles from the reflector
and camera using
compressed air.
2. Gently clean the cameras
and reflector surface
carefully with a soft
antistatic brush to avoid
scratches.
3. Clean any remaining dust
with a clean, dry dust-free
cloth.
Solutions
Troubleshooting