User Manual

English - 33
APPENDIX
Troubleshooting ¦
If the TV seems to have a problem, rst try this list of possible problems and solutions. If none of
these troubleshooting tips apply, call Samsung customer service at 1-800-SAMSUNG.
Problem Possible Solution
Poor picture. Try another channel. / Adjust the antenna. / Check all wire
connections.
Poor sound quality. Try another channel. / Adjust the antenna.
No picture or sound. Try another channel. / Press the SOURCE button.
Make sure the TV is plugged in. / Check the antenna
connections.
No sound or sound is too low at
maximum volume.
First, check the volume of units connected to your TV
(digital broadcasting receiver, DVD, cable broadcasting
receiver, VCR, etc.). Then, adjust the TV volume
accordingly.
The TV operates erratically. Unplug the TV for 30 seconds, then try operating it again.
The TV won’t turn on. Make sure the wall outlet is working.
Remote control malfunctions. Replace the remote control batteries.
Clean the upper edge of the remote control (transmission
window).
Check the battery terminals.
‘Check signal cable’ message. Ensure that the signal cable is rmly connected to the PC
and DVI source.
‘Not Supported Mode’ message. Check the maximum resolution and connected device’s
Video frequency.
Compare these values with the data in the Display Modes.
Digital broadcasting screen
problem.
Please check the digital signal strength and input antenna.
The image is too light or too dark. Adjust the Brightness and Contrast. / Adjust the Fine
tuning.
Black bars on the screen. Make sure the broadcast you’re receiving is High Denition
(HD).
HD channels sometimes broadcast Standard Denition
(SD) programming, which can cause black bars.
Set your cable/satellite box to stretch or widescreen mode
to eliminate the bars.
Picture has a Red/Green or Pink
tint.
Make sure the Component cables are connected to the
correct jacks.
Closed Captioning not working. If you are using a Cable/Satellite box, you must set Closed
Captioning on the box, not your TV.
Snowy picture. Your cable box may need a rmware upgrade. Please
contact your Cable company.