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21
LED TV
FAQ
For the latest answers to Frequently Asked Questions, visit the Common Questions section at
https://www.sharptvusa.com/support and the Support section of the Roku website (https://support.roku.com/index).
Video and audio
SYMPTOM POSSIBLE CAUSE TRY THIS...
Picture does not
fill the screen or
there are black
bars around the
picture
The picture size may
need to be adjusted
• Adjust the picture size (aspect ratio). See the Picture Size option
in the Options menu.
I don’t see a
picture when I
select an input
TV is not on
• Make sure that your TV is plugged into a working power outlet,
and that your TV is turned on. (Your TV has a light on the front
that indicates if your TV is turned off.)
Cables are not
connected correctly
• Make sure that the video cables are connected correctly and
securely to your TV.
• Make sure that the antenna or cable TV is connected correctly
and securely. See Connecting a cable or satellite box on page 12
or Connecting an antenna or cable TV (no box) on page 13.
Picture settings may be
incorrect
• Adjust the contrast and brightness. See the TV brightness
option in the Settings menu or Options menu.
•Adjust the TV picture.
Incorrect input may be
selected
• Make sure that the correct input is selected for the device you
want to view.
Input source not
detected
• Make sure that the device connected to the input is turned on.
• Make sure that the cord to and from the device is connected
firmly and correctly to the device and your TV.
TV input may be bad
• Connect a different device to the same input and check to see if
it works correctly.
TV channel
does not appear
Broadcast TV may be
experiencing problems
or may not be set up
• Try another channel. The station may be experiencing problems.
• Make sure that the incoming signal is compatible.
• If you are trying to watch broadcast TV, make sure that Antenna
TV is set up.
Dark, poor, or
no picture
(screen is lit),
but sound is
good
Broadcast TV may be
experiencing problems
or may not be set up
• Try another channel. The station may be experiencing problems.
• If you are using an antenna and the signal strength is low, adjust
the antenna or use a highly directional outdoor antenna or
set-top antenna with a built-in amplifier.
Cables may not be
connected correctly
• Make sure that the antenna or cable TV is connected correctly
and securely. See Connecting a cable or satellite box on page 12
or Connecting an antenna or cable TV (no box) on page 13.
• Make sure that the video cables are connected correctly and
securely to your TV.
• The video cable(s) you are using may be bad. Try a new set.
Picture settings may be
incorrect
• Adjust the brightness. See the TV brightness option in the
Settings menu
or Options menu.
• Change to a different picture mode. See the Picture mode
option in the Options menu or Advanced Picture Settings menu.
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