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If the TV seems to have a problem, first try this list of possible problems and solutions.
If none of these troubleshooting tips apply, call your nearest Samsung service center.
Identifying Problems
Problem
Poor picture
Poor sound quality.
No picture or sound.
No sound or sound is too low
at maximum volume.
Picture rolls vertically.
The TV operates erratically.
The TV won’t turn on.
Remote control malfunctions
“Check signal cable”
message.
“Not Supported Mode”
message.
Possible Solution
Try another channel.
Adjust the antenna.
Check all wire connections.
Try another channel.
Adjust the antenna.
Try another channel.
Press the SOURCE button.
Make sure the TV is plugged in.
Check the antenna connections.
First, check the volume of units connected to your TV
(digital broadcasting receiver, DTV, DVD, cable
broadcasting receiver, VCR, etc.). Then, adjust the TV
volume accordingly.
Check all wire connections.
Unplug the TV for 30 seconds, then try operating it
again.
Make sure the wall outlet is working.
Replace the remote control batteries.
Clean the upper edge of the remote control
(transmission window).
Check the battery terminals.
Ensure that the signal cable is firmly connected to the
PC sources.
Check the maximum resolution and the frequency of
the Video Adapter.
Compare these values with the data in the Display
Modes.
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