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General Troubleshooting Tips for HE-20 HDMI Extender

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General Troubleshooting Tips for HE-20 HDMI Extender

Post by DDmallforum » Mon Jan 21, 2019 10:39 am

1. The HDMI display doesn't have image output.
  • Check the LED indicators' status to make sure all connections are connected properly.
  • Make sure the network cables is firmly connected between TX and RX.
  • Make sure the source device is powered on and the correct source input is selected on your HDTV.
  • Ensure your video resolution and frame rate is recognized/ supported and within the transmission range.

2. Why the output image have no sound?

  • Please confirm the input audio format is supported.
  • Try to exchange shorter network cable to reconnect.
  • Confirm the sound channels and the interface are well connected.
  • Make sure that the TV's volume is turned up and not on mute.

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