If you are experiencing problems using HDMI input, suggest do the followings:


Please check below on monitor:


  1. Make sure the correct HDMI input is selected in OSD.
  2. Turn on the monitor first then PC.


Please check below on PC: 


  1. Test the monitor on a different computer with a HDMI port.
  1. Replace another HDMI cable.

If above steps don’t help, please contact ViewSonic Service center.