Quick answer
- Ensure your HDMI cable is certified for eARC; using a Certified Ultra High Speed HDMI cable (paid link) is recommended.
- Check that the eARC feature is enabled in both the Denon receiver and your TV settings.
- Make sure your TV firmware is up to date.
- Restart both the Denon receiver and your TV to reset the connection.
Symptoms
You may experience various issues when the eARC feature on your Denon AVR S760H is not functioning properly. Common symptoms include:
- No sound from the TV when using eARC.
- Audio delay or lip-sync issues.
- Inability to control the receiver's volume using the TV remote.
- The receiver not recognizing the TV as an audio source.
Quick checks
Before diving into more detailed troubleshooting, perform these quick checks:
- Verify that your HDMI cable is plugged into the correct eARC port on both the Denon receiver and the TV.
- Ensure that your TV is set to output audio via HDMI eARC.
- Check if other devices connected through HDMI are functioning properly.
- Confirm that the receiver is set to the correct input source.
Step-by-step fix
- Check HDMI Connections: Make sure your HDMI cable is securely connected to the eARC port on both the Denon AVR S760H and your TV.
- Enable eARC Settings: Go to the Denon receiver’s settings menu. Navigate to "HDMI Setup" and ensure that the eARC setting is enabled.
- TV Settings: On your TV, access the audio settings and confirm that eARC is selected as the audio output option.
- Firmware Updates: Check for firmware updates for both your Denon receiver and your TV. Update if necessary.
- Restart Devices: Power off both the Denon receiver and the TV. Unplug them from the power source for about 30 seconds, then plug them back in and turn them on.
- Test with Different HDMI Cable: If the issue persists, try using a different HDMI cable that is also certified for eARC.
- Factory Reset: As a last resort, consider performing a factory reset on the Denon receiver. Note that this will erase all your settings.
If it still doesn't work
If you've followed all the steps above and the eARC feature is still not functioning, consider reaching out to Denon customer support for further assistance. They may provide additional troubleshooting steps or service options.
FAQ
Q: Why is there no sound when using eARC?
A: Ensure that both the Denon receiver and your TV are configured correctly for eARC, and check that the HDMI cable is certified for eARC.
Q: Can I use a regular HDMI cable for eARC?
A: While regular HDMI cables may work for standard audio, it’s best to use a certified Ultra High Speed HDMI cable for eARC to ensure optimal performance.
Q: How do I know if my TV supports eARC?
A: Check the specifications of your TV model or look for an HDMI port labeled "eARC" in the user manual.
Q: Will a firmware update fix eARC issues?
A: Yes, firmware updates often include fixes for known issues, so keeping your devices updated is essential.
Q: What should I do if my TV and receiver are both updated but still not working?
A: Try the troubleshooting steps mentioned above again, and if the issue persists, contact customer support.