
Quick Setup Guide
Scan the QR code for an easy setup,
or visit the link below to access information on how
to connect to your other devices.
vizio.com/QR/M512a-H6
• Plug in power cables to power on your sound bar and subwoofer.
1
• Use the included cables to connect the surround speakers to the subwoofer.
Connect.
2
• Then use the included HDMI cable to connect to your TV.
3
Place subwoofer and
surround speakers in
the rear of the room.
HDMI eARC
(to TV)
Why HDMI? Highest Quality Connection.
Connect to the HDMI ARC/eARC port on your TV
for the best possible sound quality.
HDMI (ARC or eARC)
Connect to a Voice Assistant (VA) device.
Connect your voice assistant devices (sold separately) to the sound bar for an amplied audio
experience that’s always ready to respond. Please see the User Manual for more information.
Connect to the AUX VA port
Bluetooth Connection
OR
Unlock the best picture and audio quality
with a VIZIO SmartCast® TV.
Scan here to shop our M-series™ TVs:
The sound bar will automatically lower the
volume while watching a movie or listening
to music, when a VA device is connected.
More questions?
Get customer support help
and view the User Manual here:
support.vizio.com

FAQs
Best speaker placement for my sound bar?
For the best surround sound experience, position the sound
bar, subwoofer, and surround sound speakers as shown.
The sound bar should be close to ear level.
If the subwoofer is too boomy or lacking impact, adjust
the Subwoofer level with your remote control or try
various placements.
How do I get Dolby Atmos® content?
HOME
Discover
Program Title
Program Title
Apps
Program Title
Program Title
Program Title
Do not block the top
of the sound bar.
rogram Title
P
Must use HDMI to connect the
sound bar and TV.
(Always use High Speed HDMI 2.0 cables.)
Source device or TV app must
support Dolby Atmos content.
Streaming 4K content with
Dolby Atmos requires
sucient network bandwidth.
Dolby Vision™ 4K HDR and Dolby Atmos®
content available on VIZIO SmartCast™ TVs.
(Consult your device’s user documentation.)
How do I adjust sound settings and levels?
Using the included remote, you can easily adjust many different sound settings
and levels to optimize your listening experience, including surround volume levels,
surround speaker balance, surround sound modes, and more.
1. Push a setting button.
2. Use the Up/Down buttons to select a specic setting/level to change.
3. Then use the Left/Right buttons to adjust each setting.