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VIZIO SV421XVT & SV471XVT User Manual
Troubleshooting Guide
If the TV fails or the performance change
possible solutions. Remember to check th
s dramatically, check following troubleshooting guide for
e peripherals to pinpoint the source of the failure. If the display
d, contact the VIZIO for assistance by calling 1-877-MYVIZIO (698-4946)
rt@vizio.com.
still fails to perform as expecte
or e-mail us at
techsuppo
General TV Problems Solution
Receive th
t source.
r
•
Press the TV button on the top of the remote to return to the TV mode.
e error message
• Press the INPUT button on the remote control to select a different inpu
“No Signal.”
•
If you are using cable connected directly to the TV or an antenna, scan fo
channels from the Tuner menu in the OSD.
No power.
• Make sure the power button is ON (VIZIO logo glows white).
e AC
power cord is securely connected to the AC socket.
.
•
Make sur
•
Plug another electrical device to the power outlet to verify that the outlet is working
No sound.
• Press Volume + (Up) on the remote control.
• Press MUTE on the remote control to make sure that MUTE is not ON.
•
Check your audio settings. The audio may be set to SAP, or the speakers are set
to off.
• Check the audio connections of external devices that may be connected to the
HDTV.
na, the signal strength of the channel may be low. Make
d
• If you are using an anten
sure your antenna is connected securely to
the TV and move the antenna aroun
the room or close to a window.
If th
Check the connections of external devices that may be connected to the HDTV.
•
Press the TV button on the top of the remote to return to the TV mode.
e screen is black.
•
Make sure the power button is ON (VIZIO Logo glows white).
• Press the INPUT button on the remote control to select a different input source.
•
Power is ON but there is no
image on the screen.
• Make sure all cables attached to the HDTV are connected to the correct output on
the external device.
• Adjust brightness, contrast or backlight.
• Press the INPUT button on the remote control to select a different input source.
•
Press the TV button on the top of the remote to return to the TV mode.
Wrong or abnormal colors
appear.
• Check Color and Tint settings in Picture Menu.
• Reset Picture settings.
• Check the video cables to make sure they are securely connected.
• If you are using an antenna, the signal strength of the channel may be low. Make
sure your antenna is connected securely to the TV and move the antenna around
the room or close to a window.
Control buttons do not work.
• Press only one button at a time.
•
Press the TV button on the top of the remote to return to the TV mode.
Remote control does not
work.
• Point the remote control directly at the remote sensor on your TV.
• Remove any obstacles between the remote control and the remote sensor.
• Replace dead batteries with new ones.
•
Press the TV button on the top of the remote to return to the TV mode.
There appear to be image
quality issues.
• If you are using an antenna, the signal strength of the channel may be low. Make
sure your antenna is connected securely to the TV and move the antenna around
66
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