Troubleshooting: Before Contacting Service Personnel

Before contacting Samsung after-sales service, perform the following simple checks.

If you cannot solve the problem using the instructions below, note the model and serial number of the television and contact your local dealer.

No sound or picture

Check that the mains lead has been connected to a wall socket.

 

Check that you have pressed the “

 

” (ON/OFF) button.

 

 

 

Check the picture contrast and brightness settings.

 

Check the volume.

 

 

Normal picture but no sound

Check the volume.

 

Check whether the MUTE (

 

) button has been pressed on the

 

remote control.

 

 

No picture or black and white picture

Adjust the colour settings.

 

Check that the broadcast system selected is correct.

 

 

Sound and picture interference

Try to identify the electrical appliance that is affecting the television

 

and move it further away.

 

Plug your television into a different mains socket.

 

 

Blurred or snowy picture,

Check the direction, location and connections of your aerial.

distorted sound

This interference is often due to the use of an indoor aerial.

 

 

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 or video sources.

Ensure that the PC or video sources are turned on.

“Not Supported Mode!” message.

Check the maximum resolution and the frequency of the video Adapter.

Compare these values with the data in the Display Modes Timing Chart.

The image is too light or too dark.

Adjust the Brightness and Contrast.

Horizontal bars appear to flicker, jitter or shimmer on the image.

Adjust the Fine function.

Adjust the Coarse function and then adjust the Fine function.

Vertical bars appear to flicker, jitter or shimmer on the image.

The TV is using its power management system.

Move the computer’s mouse or press a key on the keyboard.

Screen is black and power indicator light is steady blinks 1 second.

Check that the display resolution and frequency from your PC or video board is an available mode for your TV. On your computer check: Control Panel, Display, Settings.

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Samsung LW17N13W, LW15N13W manual Troubleshooting Before Contacting Service Personnel, English-44