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The Daily Insight

How do I fix my Sony surround sound system?

Author

Daniel Foster

Published Mar 10, 2026

How do I fix my Sony surround sound system?

How to Troubleshoot a Sony Surround Sound System

  1. Press the “Input” button on the control panel of your surround-sound receiver to ensure that the device is set to the correct device.
  2. Adjust the volume knob on the receiver.
  3. Check the connections for your devices.
  4. Check the connections for your speakers.

How do I test my Sony surround speakers?

The steps in this article is an example of how to perform a test tone on a BDV-N790W Blu-ray Disc home theater system.

  1. On the supplied remote control of the home theater system or AV receiver, press the HOME button.
  2. Select Setup.
  3. Select Audio Settings.
  4. Select Speaker Settings.
  5. Select Test Tone and set it to On.

Why is my Sony protector not working properly?

If a cord is frayed or in contact with another terminal, an error will occur. Fix the connection to prevent a short circuit. Make sure the speaker impedance is within the recommended range. If the impedance is not correct, the speakers will not work properly and may be damaged.

What to do if your home audio device is flashing?

Turn off the home audio device, and remove all speaker wires from the back. Then turn the device back on and check if the issue is resolved. If it is still having the same issue, turn off the device again leave it off for at least 30 minutes before turning it on again.

What causes home audio device to go into Protect Mode?

Running the home audio device in a poorly ventilated cabinet can trigger the protection circuit. Reduce the volume level. If the impedance of any of the speakers is below the rated impedance range indicated on the rear of the home audio device next to the speaker connections, the home audio device may enter the PROTECT mode.

What to do if your surround sound is not working?

If not, the audio will be very difficult to hear using a Surround Sound setting. Set Surround Sound to OFF when playing a source that is not encoded with a Surround Sound signal. Check each speaker to make sure they are properly connected to the A/V receiver. Perform a Test Tone function to verify if the speakers are working correctly.

When does surround sound not come from rear speakers?

Verify the source that you are playing is encoded in surround sound. NOTE: Surround sound is not present at all times. During periods of mainly dialog, most of the sound may come from the center speaker only, with audio coming out of the rear speakers when there is background or ambient noise.

What should I do if my Sony speakers are not working?

Perform a Test Tone operation to verify that all speakers are working. Increase the volume level of the speakers. If applicable, try selecting a different size (small or large) speaker.

How can I tell if my Sony subwoofer is still on?

In this case, set the sound field setting to A.F.D. AUTO or a another sound field. Sony® receivers will send a simulated LFE signal to the subwoofer and the SW indicator will light up. Verify the subwoofer power cord is plugged into an active AC outlet and that the subwoofer is powered on.