Samsung BN68-01412M-00 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	 Check the volume.
sound.	 Check whether the MUTE button has been pressed on the remote control.
	 Check if "TV Speaker" is on.
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	 Adjust the colour settings.
white picture.	 Check that the broadcast system selected is correct.
Sound and picture	 Try to identify the electrical appliance that is affecting the set and move it
interference.	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.'	 Check that the signal cable is firmly connected to the PC or video sources.
message is displayed.	 Check that the PC or video sources are turned on.
On PC mode, 'Mode Not	 Check the maximum resolution and the frequency of the video adaptor.
Supported' message is	 Compare these values with the data in the Display Modes.
displayed.
The damaged picture appears	If "Just Scan" is selected in some external devices, the damaged picture
in the corner of the screen.	may appear in the 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 default values' message	The product settings are reset to the factory defaults.
appears.
You may see small	This is part of the product’s design and is not a defect.
particles if you look closely
at the edge of the bezel
surrounding the TV screen.

The TFT LCD panel uses a panel consisting of sub pixels (LE19A656: 3 888 000 / LE22A656: 5 292 000) 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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