Samsung LE26R53BD Troubleshooting Before Contacting Service Personnel, Check whether the MUTE

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 your set 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 POWER button on the
	front of the panel.
	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.
	Check if Internal Mute is off
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 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 displayed.

Check that the signal cable is firmly connected to the PC or video sources. Check that the PC or video sources are turned on.

On PC mode, “Not Supported Mode.” message is displayed.

Check the maximum resolution and the frequency of the video adapter. Compare these values with the data in the Display Modes.

The image is too light or too dark.	Adjust the Brightness and Contrast.
On PC mode, horizontal bars appear to flicker,	Adjust the Fine function.
jitter or shimmer on the image.
On PC mode, vertical bars appear to flicker,	Adjust the Coarse function and then adjust the Fine function.
jitter or shimmer on the image.
On PC mode, screen is black and power	The TV is using its power management system.
indicator light blinks every 1 second.	Move the computer’s mouse or press any key on the keyboard.
On PC mode, image is not stable and	Check that the display resolution and frequency from your computer or
may appear to vibrate.	video board is an available mode for your set. On your computer check:
	Control Panel, Display, Settings.
	If the setting is not correct, use your computer utility programme to change
	the display settings.
	Your set supports multiscan display functions within the following
	frequency domain:
	Horizontal frequency(kHz): 30~ 61
	Vertical frequency(Hz): 60~75
	Maximum refresh rate (at 60Hz): 1360 X 768

On PC mode, image is not centered on the screen.

Adjust the horizontal and vertical position.

The TFT LCD panel uses a panel consisting of sub pixels (3,147,264) 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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