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Reference
Troubleshooting
No power
Is the AC power cord plugged in?
No signal
Check your antenna input or location.
Check your cable input.
Check your RF connection or set up.
No picture
Make sure that the right video type is selected.
Make sure the Initial Setup process has been performed.
Select the correct antenna type to Auto Scan Channels if
you have not already done so.
Check to make sure all the cables are installed correctly
and that the proper source is selected on your TV.
The digital TV signal strength may be low. Check the
signal strength and adjust the off-air antenna.
Make sure the broadcaster or service provider is
supplying programming on the selected channel. Use
the SIGNAL button to check for digital video signals.
You may be trying to access a pay-per-view program.
Follow the on-screen instructions to order the program.
Due to copyright restrictions, you may not be able to
view some high definition programs in the high-definition
format.
Cannot receive high-definition channels
Make sure there is a good signal strength on available
off-air antenna
Normal picture but no sound
Make sure the TV or Amp is not muted.
Check that the TV SET-UP BOX is connected properly
Picture is distorted.
Make sure the proper aspect ratio is selected.
Adjust the aspect ratio setting of your TV or monitor if
available.
Channels are missing
If you changed the type of antenna, please select a correct
tuner option in menu and Auto scan channel again.
The remote control is not responding
Make sure the batteries are fresh and installed properly.
Point the remote control unit at the remote control sensor.
Closed captions are not displayed
Depending on broadcast provider, different types of
captioning may be available. According to your preferences,
you will need to set your Caption settings for Analog and
Digital modes.
Check your CC mode and Closed Caption options.
Try to change your advanced settings (for instance, Text
and Background) and CC Preference (for instance,
Automatic).