Appendix

Troubleshooting

If the TV seems to have a problem,

If none of these troubleshooting tips apply, call your nearest Samsung service center.

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

First, check the volume of units connected to your TV (digital broadcasting receiver, DVD,

maximum volume.

cable broadcasting receiver, VCR, etc.). Then, adjust the TV volume accordingly.

 

 

Picture rolls vertically.

Check all wire connections.

 

 

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 firmly connected to the PC 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

Please check the digital signal strength and input antenna.

problem.

 

 

 

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 Definition (HD).

 

HD channels sometimes broadcast Standard Definition (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

Make sure the Component cables are connected to the correct jacks.

Pink tint.

 

 

 

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 firmware upgrade. Please contact your Cable company.

 

 

Ghosting on picture

This is sometimes caused by compatibility issues with your cable box.

 

Try connecting Component cables instead.

 

 

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Samsung 451 user manual Appendix Troubleshooting, Problem Possible Solution

451 specifications

The Samsung 451 is a versatile and innovative addition to the smartphone market, boasting a rich array of features, advanced technologies, and unique characteristics. Designed for both performance and style, the Samsung 451 caters to a wide demographic, from tech enthusiasts to everyday users seeking reliability and efficiency.

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