Quick answer
- Ensure your HDMI cable supports eARC; consider using a Certified Ultra High Speed HDMI cable.
- Check that eARC is enabled on both the Denon receiver and the connected device.
- Verify that the correct HDMI input is selected on your Denon receiver.
- Restart both the Denon receiver and the connected device.
Symptoms
You may experience the following issues if the eARC feature on your Denon AVR X2700H is not functioning properly:
- No audio output from the TV to the receiver.
- Audio delay or sync issues.
- The receiver does not recognize the connected device.
- The eARC indicator on the receiver is not lit.
Quick checks
Before diving into detailed troubleshooting, perform these quick checks:
- Confirm that your HDMI cable is securely connected to both the Denon receiver and the TV.
- Ensure that the TV's HDMI input is set to the one connected to the Denon receiver.
- Check if your TV's firmware is up to date.
- Make sure the Denon receiver has the latest firmware installed.
Step-by-step fix
- Check HDMI Cable: Ensure you are using a high-quality HDMI cable that supports eARC. If needed, consider a Certified Ultra High Speed HDMI cable (paid link).
- Enable eARC: On your Denon receiver, navigate to the HDMI settings and ensure that eARC is enabled. Do the same on your TV.
- Select Correct Input: Use the remote to select the HDMI input on the Denon receiver that corresponds to the TV connection.
- Restart Devices: Power off both the Denon receiver and the TV. Wait for about 30 seconds, then power them back on.
- Check Audio Settings: On your TV, go to the audio settings and ensure that the audio output is set to the Denon receiver.
- Test with Different Source: If the issue persists, try connecting a different device (like a Blu-ray player or streaming device) to the receiver to see if it works.
If it still doesn't work
If you've followed the steps above and eARC is still not functioning, consider resetting your Denon receiver to factory settings. Refer to the user manual for specific instructions on how to perform a factory reset.
FAQ
Q: What is eARC?
A: eARC (Enhanced Audio Return Channel) allows for higher-quality audio formats to be transmitted from your TV to your receiver over HDMI.
Q: Why is my audio out of sync?
A: Audio delay can occur due to processing time. Check your TV and receiver settings for any audio delay adjustments.
Q: Can I use regular HDMI cables for eARC?
A: While regular HDMI cables may work, they may not support the full capabilities of eARC. It's best to use a high-speed HDMI cable designed for eARC.
Q: How do I update the firmware on my Denon receiver?
A: You can update the firmware via the Denon website or through the receiver's settings menu if connected to the internet.
Q: Is eARC compatible with all TVs?
A: No, eARC requires both the TV and the receiver to support the feature. Check your devices' specifications.