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VIZIO M220NV User Manual
Version 3/15/2010 49
www.VIZIO.com
Audio Troubleshooting
Issue Solution
No audio
Press Volume + (Up) on the remote control or side of the TV.
Press MUTE on the remote control to make sure that MUTE is not ON.
Check the MTS Audio settings in the Tuner menu to insure they are set to
Stereo/English. ( TV input only )
Verify that the TV Speakers are On in the Audio menu.
Check the video/device cable integrity. Try another cable (HDMI,
AV/Composite, Coax etc.)
Change audio settings of the external device.
If you are using an antenna, the signal strength of the channel may be low.
Make sure your antenna is connected securely to your HDTV and move the
antenna to an alternate location in the room or close to a window.
Audio volume differs on
each input
Your HDTV will retain the last used volume level for each input.
Low audio volume (TV
internal speakers)
Press the Volume up on the remote control.
Increase the volume of the external device using that device’s remote.
Distorted/popping audio
Check video/device cable integrity. Try another cable (HDMI, AV/Composite,
Coax etc.)
Insure audio cables are tightly inserted into inputs.
Try another device.
Use another device input.
VIZIO Internet Apps Troubleshooting
Issue Solution
The installed apps are not
working correctly
If you are experiencing an issue with the functionality or features of an App,
please contact the App publisher directly. Press the green button while in the
Apps Sidebar view to see help information from the publisher.
Note: VIZIO is not responsible for customer service related to content and/or
services provided by the third parties who create the Apps. Any questions or
requests for service relating to the content or services should be made directly
to the specific App service providers
Remote Control Troubleshooting
Issue Solution
The remote control will not
work
Point the remote control directly at the remote sensor on your TV (IR mode
only).
Remove any obstacles between the remote control and the remote sensor (IR
mode only).
Replace dead batteries with new ones.
The remote control will not
adjust TV Volume.
Check the Advanced Audio menu located in the HDTV Settings App. Audio
control must be set to TV.
Channel Up and Down
buttons will not work.
In the HDTV Settings App, select Tuner, then Auto Channel Scan. This must
be performed before attempting to change channels.