Vizio SB4021MB1 quick start Technical Support, There is no sound coming from the Subwoofer

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TECHNICAL SUPPORT

Press the POWER button on the remote control or on the top of your Sound Bar.

Ensure the power cords are securely connected.

There is no power. • Turn the Subwoofer power switch to ON.

Plug a different device into the electrical outlet to verify that the outlet is working correctly.

To conserve power, the Sound Bar shuts off automatically after 30 minutes if not in use.

There is no sound from the Sound Bar.

Increase the volume. Press Volume Up on the remote control or on the top of your Sound Bar.

Press MUTE on the remote to ensure the Sound Bar is not muted.

Select a different input source (Analog, Coaxial, or Optical).

Be sure the audio cable coming from the TV is connected to an audio output, not an audio input.

If listening to a USB source, be sure the files are in MP3 format.

There is no sound coming from the Subwoofer.

If the lights on the Subwoofer are in a slow blink pattern, you will need to pair the Subwoofer with the Sound Bar. See Re-Linking the Subwoofer and Sound Bar on page 14.

Move the Subwoofer closer to the Sound Bar.

Turn the Subwoofer power switch to ON.

To conserve power, the Subwoofer will automatically enter a low power state when not in use. It may take up to 10 seconds for the Subwoofer to link after the Sound Bar is turned on.

• Ensure all cables and wires are securely connected.

I hear buzzing or • Connect a different source device (TV, Blu-ray player, etc) to see if the buzzing persists. If it does not, the problem may

humming. be with the original device.

• Connect your device to a different input on the Sound Bar.

How do I listen to SRS TruSurround or Dolby Digital?

To activate SRS TSHD, press the Menu button on the remote and use the arrow keys to scroll to the TSHD screen to toggle between on and off.

To listen to Dolby Digital, your device must be playing content in Dolby Digital format. Dolby Digital is only available over Digital Coaxial or Digital Optical.

 

 

 

 

 

 

 

 

 

I would like to adjust the

• Adjust the bass and treble levels using the remote.

 

 

 

 

 

sound on the Subwoofer

 

 

 

 

 

• Try enabling/disabling SRS TruSurround.

 

 

 

 

 

and Sound Bar.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

I want to return my

• Press and hold the Power, Volume Up, and Volume Down buttons for 10 seconds to return your Sound Bar to its factory

 

 

 

 

 

 

 

 

Sound Bar to factory

 

 

 

 

default settings.

 

 

 

 

settings.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Contents Quick Start Guide Important Safety Instructions Package Contents Power Controls & ConnectionsPower Port FIRST-TIME Setup Connect IT to Your TVUSB Plug Sound Bar is centered below the TV, close to ear level Flip the ON/OFF Switch to on Page Using the Remote SRS TruVolumeExtended Functions Using Button Combinations Sound BAR Info DisplayWall Mounting the Sound BAR Mark HereWall mount posts on the back of the Bar RE-LINKING the Subwoofer and Sound BAR Replacing the Remote Battery Advanced Setup Movie Machine Vizio RecommendsTechnical Support There is no sound coming from the SubwooferLET US Help ONE-YEAR Limited Warranty SpecificationsInformation on Hearing Damage Care & MaintenanceLegal & Compliance Vizio INC. ALL Rights Reserved