T
The Daily Insight

Why is the sound not working on my new Samsung TV?

Author

David Ramirez

Published Mar 13, 2026

Why is the sound not working on my new Samsung TV?

Press “Menu” on the remote, then select the “Support” menu. From there, select the “Self Diagnosis” option and then choose “Sound Test”. If you don’t hear the melody, there is most likely a problem with the sound circuitry in the TV, or the built-in speakers are damaged.

How do you hook up a sound system to a smart TV?

Connect a Coaxial Digital Cable, Optical Digital Cable, or Audio cable to the Audio Output jack on your TV. Connect the other end of the cable to the corresponding jacks on the A/V receiver or home theater system. Depending on your device, the audio input may be labeled TV INPUT or VIDEO INPUT.

How do I activate Dolby Digital on my Samsung TV?

Select Settings. Select Dolby Digital depending on your TV menu options: Select Display & Sound → Audio output → Dolby Digital Plus output → Dolby Digital. Select Sound → Sound Adjustments or Sound → Advanced settings → Input related or Common → Dolby Digital Plus output → Dolby Digital.

How do I restore the sound on my Samsung TV?

Navigate to Settings > Support > Self Diagnosis, and then select Start Sound Test. If the test reveals a problem, navigate to Settings > Sound > Expert Settings, and then select Reset Sound.

How do I connect an external speaker to my TV?

Step 1. Insert the digital optical audio cable into the DIGITAL AUDIO OUT port of the TV. Step 2. Insert the other end of the digital optical cable into the DIGITAL AUDIO IN port of your external speaker. Step 3. Press the Home button on the remote control and select Settings.

What to do if your Samsung TV has no audio?

Perform a Sound Test. Navigate to Settings > Support > Self Diagnosis, and then select Start Sound Test. If the issue occurs during this sound test, visit our Support Center to request service. Checking for updates is typically only needed when the issue started with the previous software update.

How do I connect my Samsung Smart TV to my Home Theater?

In Samsung TVs, this port is usually labeled ARC on the back of the TV. Now turn off your TV as well as the home theater system. Next, connect the HDMI cable to both the HDMI-ARC/output of your home theater, and the HDMI port of your TV. After you have done this, now proceed by turning both appliances on.

Where do I plug in my stereo on my Samsung TV?

You can plug your stereo system into an “AUDIO OUT” jack on the back of the TV. On my Samsung there are many in/out jacks – HDMI, RCA, etc. and a 1/8″ jack labeled “AUDIO OUT.”. I used that. Many stereos use RCA jacks for audio, if so, you’ll need to buy an adapter.

How do I set up audio on my Samsung TV?

To set up your TV’s input audio, navigate to Settings and select Sound, and then select Expert Settings. Select HDMI Input Audio Format, and choose between the two available audio formats: PCM: This stands for “pulse-code modulation.”

What kind of sound can I get from my Samsung TV?

Remember, the output format is for devices that receive sound from the TV, such as a soundbar, home theater system, or headphones. If you are not connecting one of these to your TV, then you should leave this setting on PCM, or you may experience reduced audio volume or other issues.

Perform a Sound Test. Navigate to Settings > Support > Self Diagnosis, and then select Start Sound Test. If the issue occurs during this sound test, visit our Support Center to request service. Checking for updates is typically only needed when the issue started with the previous software update.

In Samsung TVs, this port is usually labeled ARC on the back of the TV. Now turn off your TV as well as the home theater system. Next, connect the HDMI cable to both the HDMI-ARC/output of your home theater, and the HDMI port of your TV. After you have done this, now proceed by turning both appliances on.