Samsung 9 Series user manual Troubleshooting Before Contacting Service Personnel

Troubleshooting: Before Contacting Service Personnel

No sound or picture	• Check that the mains lead has been connected to a wall socket.
	• Check that you have pressed the button on your set.
	• Check the picture contrast and brightness settings.
	• Check the volume.
Normal picture but no sound	• Check the volume.
	• Check whether the MUTEMbutton has been pressed on the remote control.
	• Check the “Select Speaker” settings.
Screen is black and power	• On your computer check; Power, Signal Cable.
indicator light blinks steadily	• The TV is using its power management system.
	• Move the computer’s mouse or press any key on the keyboard.
No picture or black and white	• Adjust the colour settings.
picture	• Check that the broadcast system selected is correct.
Sound and picture interference	• Try to identify the electrical appliance that is affecting the set and move it further away.
	• Plug your set 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 is	• Check that the signal cable is firmly connected to the PC or video sources.
displayed	• Check that the PC or video sources are turned on.
On PC mode, ‘Not Supported	• Check the maximum resolution and the frequency of the video adaptor.
Mode.’ message is displayed	• Compare these values with the data in the Display Modes.
The damaged picture appears in	If “Just Scan” is selected in some external devices, the damaged picture may appear in the
the corner of the screen	corner of the screen. This symptom is caused by external devices, not TV.
The ‘Resets all settings to	This appears when you press and hold the EXIT button for a while. The product settings are
the default values.’ message	reset to the factory defaults.
appears.
You may see small particles if	This is part of the product’s design and is not a defect.
you look closely at the edge of
the bezel surrounding the TV
screen.

The TFT LCD panel uses a panel consisting of sub pixels (6 220 800) which require sophisticated technology to produce. However, there may be few bright or dark pixels on the screen. These pixels will have no impact on the performance of the product.

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