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Sound issue
There is no sound. Check the volume.
The volume is too low.
PC sound card or software programme.
Video is available but there is no sound.
If a source device is used
• Check the audio output settings for the source device.
Reconnect the power cable to the device and then reboot the device.
There is static coming from the speakers. Low signal level can cause corrupted sound.
There is audible sound when the volume is muted.