No Sound on Hisense TV (Complete Troubleshooting Guide)

Hisense TVs are known for their excellent picture quality and smart features, but like any electronic device, they can sometimes encounter audio glitches.

In this comprehensive guide, we’ll walk through various methods to diagnose and fix sound issues on your Hisense television. From basic checks to more advanced solutions, you’ll find step-by-step instructions to get your TV’s audio working properly again without necessarily requiring professional assistance.

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Reasons for No Sound on Hisense TV

Several factors can cause sound issues on your Hisense television. Understanding the root cause is essential for applying the correct solution. Here are the most common reasons why your Hisense TV might have no sound:

Hardware Issues – Hardware problems often cause sound failures in Hisense TVs. This includes faulty internal speakers, damaged audio components, or loose connections between internal parts. In some cases, physical damage to the TV’s audio system may require professional repair.

Software Glitches – Many sound problems stem from software bugs or system errors. Temporary glitches in the TV’s operating system can disable audio output or cause settings to change unexpectedly. These issues typically require a system restart or software update.

“Most sound issues on Hisense TVs are caused by simple software glitches that can be resolved through a power cycle or settings adjustment,” Hisense customer support representative. “Before assuming hardware failure, always try the basic troubleshooting steps first.”

Incorrect Audio Settings – Improper audio configuration is another leading cause of sound problems. This includes accidentally muted volume, audio output routed to the wrong device, or incorrect sound mode selection. Reviewing your TV’s audio settings can often resolve these issues quickly.

Connection Problems – If you’re using external devices like cable boxes, streaming sticks, or gaming consoles, connection issues may be the culprit. HDMI cables, optical cables, or other audio connections could be loose, damaged, or improperly configured.

Outdated Firmware – Running outdated TV firmware can cause various issues, including audio problems. Hisense regularly releases firmware updates that fix bugs and improve functionality. Ensuring your TV has the latest software can resolve persistent sound issues.

Basic Troubleshooting for Hisense TVs

Before attempting more complex solutions, try these fundamental troubleshooting steps that can resolve many Hisense TV sound problems:

Check the Volume and Mute Settings

This might seem obvious, but it’s worth verifying first:

Press the volume up button on your remote several times

Check if the mute button was accidentally pressed (look for a mute icon on screen)
Ensure the TV isn’t set to 0% volume in the menu settings

Power Cycle Your TV

Power cycling can resolve temporary system glitches:

Turn off your TV completely
Unplug the TV from the wall outlet

Wait at least 1-2 minutes (this allows the capacitors to fully discharge)
Plug the TV back in
Turn on the TV and test the sound

“A full power cycle is different from just turning the TV off and on with the remote,” TV repair technician. “Unplugging it completely helps reset internal components that might be causing audio issues.”

Check Audio Output Settings

Your TV might be trying to send audio to the wrong output device:

Press the Menu or Settings button on your remote

Navigate to Sound or Audio settings
Look for the “Audio Output” or “Speakers” option
Ensure it’s set to “TV Speakers” or “Internal Speakers” rather than external devices

Verify External Device Connections

If you’re using devices connected to your TV:

Check that all HDMI, optical, or audio cables are firmly connected

Try disconnecting and reconnecting each cable
If possible, test different cables to rule out cable damage
Ensure the correct input source is selected on your TV

Reset Audio Settings

Returning audio settings to factory defaults can help:

Go to Settings > Sound

Look for the “Reset Sound” or “Restore Defaults” option
Select and confirm the reset
Test if sound has returned

Advanced Troubleshooting

If the basic steps don’t resolve your Hisense TV’s sound issues, try these more advanced solutions:

Update TV Firmware

Outdated firmware can cause various audio problems:

Press the Menu or Settings button
Navigate to Support, About, or System
Look for “Software Update” or “System Update”

Select “Check for Updates”
If available, download and install any updates
Restart your TV after updating

Change Audio Format Settings

Incompatible audio formats can cause sound issues with certain content:

Go to Settings > Sound > Advanced Settings

Look for “Digital Audio Format” or “Audio Format”
Try changing between options like PCM, Dolby Digital, or Auto
Test different content sources to see if this resolves the issue

Check Specific App Sound Issues

Sometimes, only certain applications have sound problems:

If only specific apps have no sound, try uninstalling and reinstalling them

Clear the app’s cache in the TV settings
Check if the app has its own volume or audio settings

“When specific streaming apps like Netflix or YouTube have no sound but other TV functions work fine, it’s often related to the app’s audio settings or temporary cache issues,” streaming platform support specialist.

Test Different Input Sources

Determine if the problem is with specific inputs:

Try switching between various input sources (HDMI 1, HDMI 2, TV tuner, etc.)
Test built-in apps versus external devices

This helps identify if the issue is isolated to one connection or is system-wide

Factory Reset (Last Resort)

If nothing else works, a factory reset might be necessary:

Go to Settings > System > Reset or Advanced System Settings
Select “Factory Reset” or “Reset Everything”
Confirm the reset (note: this will erase all your personal settings)

Set up your TV again after the reset

Note: Factory reset should be used as a last resort as it will remove all your customized settings, installed apps, and preferences.

Specific Hisense TV Models Sound Issues

Different Hisense TV models may have unique sound problems or troubleshooting requirements:

Hisense Roku TV Sound Issues

Hisense Roku TVs have a specific operating system that might require slightly different approaches:

From the Roku home screen, go to Settings > Audio

Check if “Audio Mode” is set to “Leveling” or “Off” (Try both settings)
Ensure “Surround Sound” is set appropriately for your setup
For Roku-specific problems, navigate to Settings > System > Advanced System Settings > Factory Reset

Hisense VIDAA Smart TV Sound Problems

VIDAA is Hisense’s proprietary operating system for some TV models:

Press the Menu button and navigate to Sound

Check the Sound Mode setting (Standard is recommended for troubleshooting)
In Advanced Sound Settings, verify that audio enhancements are turned off temporarily
Try disabling Bluetooth if it’s enabled, as it might be attempting to connect to external speakers

Hisense Android TV Audio Troubleshooting

For Android-powered Hisense TVs:

Go to Settings > Device Preferences > Sound

Check speaker settings and audio output options
Try clearing the cache of the Android TV system:

Navigate to Settings > Apps > See All Apps

Find “Android System” or “System UI”
Select “Clear Cache”

Hardware Solutions for Persistent Sound Issues

If software troubleshooting doesn’t resolve your sound problems, consider these hardware solutions:

Use External Speakers or Soundbar

Connecting external audio equipment can bypass internal speaker issues:

Connect a soundbar via HDMI ARC, optical cable, or Bluetooth

Use external powered speakers through the headphone jack or audio output
Set up a complete home theater system for superior audio experience

The Hisense A620 2.1ch Sound Bar is specifically designed for Hisense TVs and offers seamless integration with a built-in subwoofer and DTS Virtual:X technology. It connects via HDMI ARC for easy setup. Check it out here

Check for Physical Damage

Inspect your TV for signs of damage:

Look for visible cracks, dents, or liquid damage

Check if the speakers (usually located at the bottom or rear) have visible damage
Ensure no objects are blocking the speaker openings

Consider Professional Repair

If all else fails, it might be time to consult a professional:

Contact Hisense customer support for guidance
Find an authorized repair center in your area

Get a cost estimate before proceeding with repairs
Consider if repair costs justify fixing versus replacing the TV

How to Connect a Soundbar to Your Hisense TV

If you decide to use an external audio solution like a soundbar, here’s how to connect it properly:

HDMI ARC Connection (Recommended)

HDMI ARC (Audio Return Channel) provides the best quality and convenience:

Locate the HDMI ARC port on your TV (usually labeled “HDMI ARC” or “HDMI eARC”)

Connect one end of an HDMI cable to this port
Connect the other end to the HDMI ARC port on your soundbar
On your TV, go to Settings > Sound > Audio Output

Select “HDMI ARC” or “External Speaker”
Enable CEC control in the TV settings to control both devices with one remote

Optical Cable Connection

If your TV or soundbar doesn’t support HDMI ARC:

Connect an optical cable to the optical output on your TV
Connect the other end to the optical input on your soundbar

Go to TV Settings > Sound > Audio Output
Select “Optical” or “Digital Out”
Set the soundbar to optical input mode

Bluetooth Connection

Some Hisense TVs support Bluetooth audio output:

Put your soundbar in Bluetooth pairing mode

On your TV, go to Settings > Sound > Bluetooth Audio Devices
Select your soundbar from the list of available devices
Pair and connect the devices

Set the audio output to Bluetooth in the TV sound settings

If you’re looking for a budget-friendly but effective soundbar, the Assistrust Sound Bar for Smart TV offers multiple connection options and excellent sound clarity at an affordable price.

Preventing Future Sound Issues

Follow these tips to minimize the risk of experiencing sound problems with your Hisense TV in the future:

Regular Software Updates

Keep your TV’s firmware current:

Enable automatic updates in the TV settings

Periodically check for manual updates
Stay informed about Hisense firmware releases

Proper Maintenance

Maintain your TV to prevent hardware issues:

Keep the TV in a well-ventilated area to prevent overheating
Clean dust from speaker grilles and vents regularly

Avoid exposing the TV to extreme temperatures or humidity
Handle the remote control carefully to prevent damage to the volume buttons

Optimal Settings Configuration

Use appropriate audio settings:

Avoid extremely high volume levels that can damage speakers
Use sound modes appropriate for the content you’re watching

If using external equipment, configure audio settings properly

Quality Connections

Ensure reliable connectivity:

Use high-quality HDMI and audio cables
Secure all connections to prevent them from loosening over time
Label cables for easy troubleshooting if issues arise

Video Credit: Bscholarly TV / YouTube

Frequently Asked Questions

Why does my Hisense TV have a picture but no sound?

When your Hisense TV displays images but produces no audio, the most common causes include incorrect audio output settings, muted volume, software glitches, or hardware issues with the internal speakers. First, check if the TV is muted or if the volume is set to zero. Next, verify audio output settings are configured to use the TV’s internal speakers rather than an external device.

If those checks don’t resolve the issue, try power cycling your TV by unplugging it for a minute before reconnecting. Software glitches often cause this problem and can be fixed through a system restart or factory reset in persistent cases.

How do I reset the sound on my Hisense TV?

To reset sound settings on your Hisense TV, press the menu button on your remote and navigate to the Sound or Audio settings section. Look for an option labelled “Reset Sound,” “Restore Defaults,” or something similar. Select this option and confirm your choice when prompted.

If you can’t find a specific sound reset option, you can perform a power cycle by unplugging your TV from the wall for at least 60 seconds before plugging it back in. For persistent issues, you may need to perform a factory reset, though this will erase all your customized settings and installed applications.

Why is my Hisense TV volume not working?

When volume controls aren’t responding on your Hisense TV, first check if your remote control has working batteries or if the volume buttons are stuck or damaged. Try controlling the volume using the physical buttons on the TV itself. If those don’t work either, your TV might have a software issue requiring a restart.

Software glitches can sometimes lock volume controls or cause them to become unresponsive. Power cycle your TV by unplugging it for a minute before reconnecting. If the problem persists, check if any external audio devices are connected and controlling the volume, or consider performing a factory reset as a last resort.

Can Bluetooth headphones cause sound issues with my Hisense TV?

Yes, Bluetooth connectivity can sometimes interfere with normal audio output on Hisense TVs. If you’ve previously paired Bluetooth headphones or speakers with your TV, the system might still be trying to route audio to those devices even when they’re not currently in use.

To fix this, go to your TV’s Bluetooth settings and disconnect or forget any paired audio devices you’re not using. Alternatively, you can disable Bluetooth completely if you don’t need it. After making these changes, restart your TV and check if the sound works through the internal speakers again.

Does updating my Hisense TV firmware fix sound problems?

Updating your Hisense TV’s firmware can indeed resolve many audio issues, particularly those caused by software bugs or compatibility problems. Firmware updates often include fixes for known audio glitches, improvements to sound processing, and enhanced compatibility with various audio formats and connected devices.

To check for updates, navigate to your TV’s settings menu, find the System or Support section, and look for Software Update or System Update options. Make sure your TV is connected to the internet, then check for and install any available updates. After updating, restart your TV to apply all changes properly.

How do I fix sound delay or audio sync issues on my Hisense TV?

Sound delay or audio sync problems (where the audio doesn’t match up with the video) can be frustrating but are often fixable. First, check if the issue occurs on all input sources or just specific ones. If it’s limited to an external device like a cable box or game console, the problem might be with that device.

For TV-wide sync issues, look for an “Audio Delay,” “Lip Sync,” or “AV Sync” setting in your TV’s audio menu. You can adjust this value to better synchronize sound with video. Additionally, try changing the digital audio format setting to PCM instead of Dolby Digital, as this can sometimes resolve sync issues. For persistent problems, disabling audio enhancement features may help.

Why does my Hisense TV sound cut in and out intermittently?

Intermittent sound issues where audio cuts in and out can have multiple causes. One common reason is loose connections – check all cables connected to your TV and ensure they’re securely plugged in. Another possibility is interference from other wireless devices if you’re using Bluetooth audio.

Software glitches can also cause intermittent audio, so try power cycling your TV by unplugging it for a minute. If the problem occurs with specific apps or content, it could be related to internet connection issues or the audio format of that content. For persistent problems, try changing the digital audio format in settings or performing a factory reset as a last resort.

Can a faulty HDMI connection cause no sound on my Hisense TV?

Yes, HDMI connection problems are a common cause of audio issues. HDMI cables transmit both video and audio signals, so a damaged cable, loose connection, or incompatible HDMI port can result in sound loss while still displaying video. Try disconnecting and reconnecting the HDMI cable, ensuring it’s firmly seated in both the TV and the source device.

If possible, test with a different HDMI cable or try connecting your device to a different HDMI port on your TV. Also check the audio settings on both your TV and the connected device to ensure they’re compatible. Some older HDMI cables might not support certain audio formats, so using a newer high-speed HDMI cable could potentially resolve the issue.

Sources:

Slashgear: Common Problems With Hisense TVs
Nakamichi Helpdesk: Hisense TV Audio Settings
Reddit: Hisense TV Sound Issues Thread
JustAnswer: Hisense TV Audio Troubleshooting