10 Ways to Fix Sony TV No Sound

The smart TV produces two types of output. They are audio and video outputs. However, if the audio is not coming on your Smart TV could be caused due to wrong input. Sony TV no sound is an issue with HDMI connection or the smart TV configuration.

When you are watching the contents on smart TV but the sound missing. This could be caused due to many reasons. For instance, there might be either a hardware fault or the software glitching on the smart TV. If you are having this issue then checking the volume of the smart TV could resolve the issue.

Here we are going to troubleshoot Sony TV no sound problem. If your Sony Bravia or its older model has no sound, check out the instruction shown in this blog post.

What Causes Sony Bravia TV No Sound Problem

Sony TV that has no sound is a common scenario. In addition, the content that you are watching might not have audio included. As the result, the sound is missing. Similarly, the TV might have low volume. You could have forgotten to increase the volume on your TV.

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We have researched and analyzed this problem and found out the problem is caused by many entities. Therefore, here is the list of the reasons behind the Sony TV’s no sound problems.

1. Low Volume: The most common reason for no sound on Sony TV is low volume. Make sure to check the sound level on your smart TV. If its level is decreased, increase it according to your preferences.
2. TV could be Muted: In most cases, the TV is muted as the result no audio output is produced.
3. Incorrect HDMI Port: The HDMI connection should be correct to get both visual and audio content on your smart TV. The HDMI cable could be inserted into the incorrect port.
4. Audio Setting Glitch: When the audio setting is not configured properly, the smart TV does not produce incorrect output.
5. Outdated Firmware: The audio format does not support the smart TV if it is not updated for a long time. Check if there are any pending updates on your smart TV.

How to Fix Sony TV No Sound Problem

Apply the following instructions to troubleshoot Sony TV no Sound issue. These instructions work on every Sony TV. Therefore, if your smart TV is older then you can easily fix this problem with these instructions.

Method 1: Perform Power Cycle

The first step is to unplug the Sony TV from the wall. In addition, this will help to purge the wanted temp files and cache files from the smart TV. As the result, the sound will start working on your smart TV.

The initial step to performing the power cycle is to unplug the smart TV from the outlet and then wait for a few seconds (at least 30 seconds). After that, plug the power cord and then check if the sound is working.

Method 2: Check whether the volume is turned down

Volume up on your remote control and adjust the volume on your TV to an appropriate level. Please note that some TVs with built-in speakers don’t have this feature. Instead, you may need to turn off the TV speakers in the settings menu to enable external speakers or headphone audio output.

Method 3: Disable Mute

Check whether the mute button is pressed by accident. If so, press “Mute” again or use the remote control to unset it.

Method 4: Check whether headphones are plugged into your Sony TV

If there is no sound coming from your TV speakers when a headphone isn’t connected. Some TVs have a headphone jack or support Bluetooth headsets that allow you to listen without disturbing others in the room. However, once a Bluetooth headset or wired headphones are plugged into your Sony TV.

The sound will only come through these headphones instead of the internal speakers of your TV unless otherwise set in options. You can remove all Bluetooth devices paired with your Sony TV in Settings > Device Preferences > Bluetooth Devices and unplug any wired headphones connected to your Sony TV.

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Before continuing to test other possible solutions below if you find out this is what causes the “Sony Bravia no sound” issue for you as well.

Method 5: Change HDMI Port

Try another HDMI port if there’s still no sound coming from your Sony Bravia after checking all the above issues. Afterward, ensure that all connections are secure at both ends of each cable involved such as HDMI cables connecting external devices.

Like Blu-ray players, Xbox 360/One, PlayStation 3/4/5 consoles, etc. power cords, coaxial cables, etc. Sometimes this might be what fixes “Sony tv no sound” problems for users who get confused about which HDMI port they used for their PS4 Pro games or Amazon Fire Stick 4K streaming device etc. In addition, make sure none of these input devices’ own volume controls are muted or turned.

Method 6: Reset Audio or Sound Setting

Similarly, the sound settings are responsible for the audio output on the smart TV. If the sound setting is not configured properly, the Sony TV no sound problem will persist. However, you can easily troubleshoot the corrupted sound settings.

To do that, you have to perform the audio settings reset or sound settings reset on your smart TV. Apply the given instructions to perform a reset.

1. Press the Menu button on the TV remote.
2. Navigate to Settings and select Sound.
3. Now, select Reset and press the OK button on the remote.

Sound reset will return the sound preference to the factory default configuration. However, you can customize the sound setting later.

Method 7: Update Smart TV

Smart TV running on outdated firmware is another culprit for Sony TV no sound issue. However, the software needs to be updated regularly in order to make the TV compatible.

If the sound is still not available on your smart TV, make sure to check for updates. To do that, go to Settings > About > System Software Update > Check for Update. Now, the updating process will shortly begin. Check if the error still exists after the update.

Method 8: Perform Factory Reset

Sometimes the smart TV’s firmware has some issues or bugs. In that case, we have to perform the factory reset. In addition, factory reset simply removes everything and all the settings/configurations get factory default.

When the sound is not working on Sony TV. It might be due to errors or glitches in the smart TV firmware. However, the issue on firmware could easily be fixed after performing a factory reset. To do that,

1. Navigate to Settings.
2. Go to Storage and Reset.
3. Select Factory Data Reset.
4. Now, select Erase Everything.

Once the resetting process finishes, check if the smart TV has sound or not. If not then move to another step.

Method 9: Change Sound Settings

When there is no sound on the smart TV. It might be due to the incorrect sound settings. Therefore, here are some of the popular sound settings for Sony Smart TV.

Change “Digital Plus” to “Dolby Digital”

Here are the steps to change the sound settings on the Sony Android TV. From the menu, go to Settings > Display & Sound > Audio Output and then set “Digital Plus” to “Dolby Digital”.

Turn OFF “Dolby Digital Plus Out”

This configuration is for the smart TV that has a soundbar, stereo receiver, or Bluetooth Adapter connected to it. To do that, press the Option/Setting button on the remote and go to Speakers > switch to Audio System.

Now, go to Sound Adjustments > Advanced settings and turn off the Dolby Digital Plus Out.

Turn “HD-DOLBY” OFF

If the sound is not available on the Sony smart TV with additional devices like Roku, Amazon firestick, and others. However, you can fix this problem after disabling HD-DOLBY. You have to disable it on your external device. To do that,

1. Press the “Menu” button on the remote.
2. Navigate to Settings.
3. Select Display & Sounds and select Audio.
4. SelectDolby Digital Output.
5. Now,  Turn Dolby Digital Plus Off.

Change “Digital Audio Out” to PCM

If you have a Sony Bravia TV without any external device and soundbar, here are the configurations that you should follow to fix the incorrect sound configurations. To do that, go to Settings > Preferences > Setup > AV Setup > Digital Audio Out. Change this to PCM.

Method 10: Vist Sony Customer Center

If none of these methods worked to get the sound back on Sony TV, you should visit the customer care center. For instance, if there is any physical damage on the smart TV or speaker. It will be replaced or repaired there.

Sony Customer center has expert hands, do not worry if of getting any further damage while sending or repairing. Make sure your smart TV is still on the warranty to get free repair service. If not, a fee may apply.

Final Thoughts

Sony TV no sound is a problem occurs when their software or the hardware of the smart TV is not functioning properly. However, you can easily terminate this issue after checking the volume level, unmuting the audio, and checking the sound output and HDMI input.

Hope your smart TV got sound back with these instructions. If you are unable to get the audio on your Sony TV, visit the customer care center.

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