Why is there no sound on my cable?
David Ramirez
Published Mar 16, 2026
Why is there no sound on my cable?
The following are the possible causes for sound not to output when a cable box is connected to an AV receiver and to the TV using an HDMI® cable. If the settings of the cable box is not set correctly. If the cable used to connected the TV and the cable box is not connected properly.
How do I fix the audio source?
If this doesn’t help, continue to the next tip.
- Run the audio troubleshooter.
- Verify that all Windows Updates are installed.
- Check your cables, plugs, jacks, volume, speaker, and headphone connections.
- Check sound settings.
- Fix your audio drivers.
- Set your audio device as the default device.
- Turn off audio enhancements.
Why My volume is not working?
Check your volume settings Once you open the window, click Open Sound Settings. In the Sound Settings window, click Sound Control Panel. Within the Sound Control Panel, open the Playback tab. If the sound is not working, right click on the default audio device again, this time selecting Properties.
Why do I not get sound from my cable box?
The following are the possible causes for sound not to output when a cable box is connected to an AV receiver and to the TV using an HDMI® cable. If the settings of the cable box is not set correctly. If the cable used to connected the TV and the cable box is not connected properly.
Why is there no sound coming from my AV receiver?
If still sound is not heard after adjusting all these settings, set the Input Mode of the AV receiver to Auto. There is no sound or audio through the speakers when watching television programming . No digital audio when connected with an optical or digital coax cable .
How to fix no sound from HDMI cable?
[Solution] No Sound from HDMI Connection 1 Make sure the HDMI® cable is securely connected to both the source device (set-top box, Blu-ray Disc™ player, etc.) 2 Set the TV to the correct video input to receive the signal from the source device. 3 Set the audio output setting of the source device to output a compatible audio signal. See More….
What to do if cable box is not connected to AV receiver?
If the cable used to connected the TV and the cable box is not connected properly. Follow these steps to resolve the issue. Connect the HDMI cable from the HDMI OUT of the cable box to the HDMI SAT/CATV input of the AV receiver.
If still sound is not heard after adjusting all these settings, set the Input Mode of the AV receiver to Auto. There is no sound or audio through the speakers when watching television programming . No digital audio when connected with an optical or digital coax cable .
[Solution] No Sound from HDMI Connection 1 Make sure the HDMI® cable is securely connected to both the source device (set-top box, Blu-ray Disc™ player, etc.) 2 Set the TV to the correct video input to receive the signal from the source device. 3 Set the audio output setting of the source device to output a compatible audio signal. See More….
What can I do if my TV is not outputting sound?
If the signal comes from a source device, such as cable set-top box, satellite receiver, or DVR, you can also use an optical cable from the Optical Out on the source device to the Optical In on the audio receiver and then connect a video cable from the Video Out on the source device to the Video In on the TV. Perform a factory reset.
