Quick answer
- Check the speaker connections to ensure they are secure.
- Make sure the correct input source is selected on the receiver.
- Verify that the volume is turned up and not muted.
- Inspect HDMI cables for damage and consider using a certified cable for best results: Certified Ultra High Speed HDMI cable (paid link).
Symptoms
You may experience no sound from your Marantz SR7008 receiver despite it being powered on. This can occur during playback from various sources such as your TV, streaming device, or gaming console. You might also notice that the receiver displays audio signals but doesn't output sound.
Quick checks
- Ensure that all cables are securely connected.
- Confirm that the receiver is set to the correct input mode (e.g., HDMI, Optical).
- Check if the receiver is muted or if the volume is set too low.
- Look for any error messages on the display panel of the receiver.
Step-by-step fix
- Power Cycle the Receiver: Turn off the receiver, unplug it from the power source, wait for 30 seconds, and then plug it back in and turn it on.
- Inspect Connections: Check all speaker and input connections. Make sure they are tight and not damaged.
- Select the Right Input: Use the remote to cycle through the input options. Make sure you have selected the correct source (e.g., HDMI 1, Optical).
- Check Audio Settings: Navigate to the audio settings in the receiver's menu. Ensure that the correct speaker configuration is selected and that the audio output is set to the desired mode (e.g., Stereo, Surround).
- Test with Another Source: Connect a different device (like a DVD player or a different streaming device) to see if sound works with that source.
- Update Firmware: Check for any firmware updates for the receiver. Sometimes, software updates can resolve audio issues.
- Reset the Receiver: If all else fails, consider performing a factory reset. Refer to the user manual for instructions on how to reset your model.
If it still doesn't work
If you've tried all the steps above and still have no sound, it may be time to consult with a professional technician or contact Marantz customer support for further assistance.
Thinking About Upgrading Your AV Receiver?
If your receiver is causing recurring HDMI, eARC, or audio issues, it may be worth evaluating whether a newer model solves the problem at the hardware level. Our best AV receivers under $500 guide covers current picks with HDMI 2.1, eARC, and Dolby Atmos — including the Denon AVR-S770H and Yamaha RX-V4A which handle modern 4K/120Hz passthrough reliably.
FAQ
Q: Why is my Marantz SR7008 showing a signal but no sound?
A: This could be due to incorrect audio settings or issues with the speaker connections. Double-check your settings and connections.
Q: Can I use Bluetooth with my Marantz SR7008?
A: Yes, the SR7008 supports Bluetooth connectivity. Ensure that your device is paired correctly.
Q: How do I know if my HDMI cable is faulty?
A: If you experience intermittent sound or video issues, try replacing the HDMI cable with a new one to see if that resolves the problem.
Q: What should I do if my speakers are not working?
A: Check the speaker connections, ensure the speakers are powered on (if applicable), and test them with another audio source.
Q: Is there a way to improve audio quality?
A: Yes, using high-quality cables and ensuring proper speaker placement can enhance audio performance.