Samsung BN68-02426A-00 user manual Appendix, Troubleshooting, Poor picture, Sound Problem

Appendix

Troubleshooting

If the TV seems to have a problem, first try this list of possible problems and solutions.

If none of these troubleshooting tips apply, visit samsung.com, then click on Support or call Samsung customer service at 1-800-SAMSUNG.

Problem

Possible Solution

Poor picture

First of all, please perform the Picture Test to confirm that your TV is properly displaying test image.

*Go to Menu → Support → Self Diagnosis → Picture test

If the test image is properly displayed, the poor picture may caused by the source or signal.

	••	If you have an analog Cable/Satellite Box, upgrade to an HD Box.
		Use HDMI or Component cables to deliver HD picture quality.
TV image does not look as good as it	••	Cable/Satellite subscriber : Try HD (High Definition) stations from channel line up.
did in the store.	••	Air/Cable Antenna connection: Try HD stations after performing Auto program
		NN Many HD channels are upscaled from SD (Standard Definition) contents.
	••	Adjust Cable/Sat box video output resolution to 1080i or 720p.
Picture is distorted: macroblock,small	••	Compression of video contents may cause picture distortion especially on fast moving
		pictures such as sports and action movies.
block, dots,pixelization.
	••	Low signal level can cause picture distortion. This is not a TV problem.
Wrong or missing color with	••	Make sure the Component cables are connected to the correct jacks.
Component connection.		Incorrect or loose connections may cause color problems or the screen will be blank.
	••	Adjust Picture options in the TV menu (Picture Mode, Color, Brightness,
Poor color or brightness.		Sharpness).
	••	Adjust Energy Saving option in Setup menu.
	••	Try picture reset to view the default picture setting.
		(Go to Menu → Picture → Picture Reset)
Dotted line on the edge of screen.	••	If picture size is set to Screen fit, change to 16:9.
	••	Change cable/satellite box resolution.
Picture is black and white with AV	••	Connect video cable (Yellow) to Green jack of component input 1 of the TV.
(Composite) input only.
Picture freezes or is distorted when	••	If connected with cable box, please try to reset cable box. (reconnect AC cord and
changing channels or picture is		wait until cable box reboots. It may take up to 20 minutes)
delayed.	••	Set output resolution of cable box to 1080i or 720p

Sound Problem

First of all, please perform the Sound Test to confirm that your TV audio is properly operating.

*Go to Menu → Support → Self Diagnosis → Sound Test

If the audio is OK, the sound problem may caused by the source or signal.

No sound or sound is too low at	••	Please check the volume of device (Cable/Sat Box, DVD, Blu-ray etc) connected to
		your TV.
maximum volume.
		Then, adjust the TV volume accordingly.
	••	Set the Speaker Select option to TV speaker in the sound menu.
	••	Make sure audio cables from an external device are connected to correct audio input
		jacks on the TV.
	••	Check connected device's audio output option.
Picture is good but no sound.		Ex) You may need to change your cable box' audio option to HDMI when you have
		HDMI connected to your TV.
	••	If you are using a DVI to HDMI cable, a separate audio cable is required.
	••	Remove plug from headphone jack (if available on your TV).
	••	Reboot the connected device by reconnecting the device’s power cable.
	••	Check cable connections. Make sure a video cable is not connected to an audio input.
Noise from speaker.	••	For Antenna/Cable connection, check signal strength. Low signal level may cause
		sound distortion.
	••	Perform the Sound Test as explained above.
		Continued...

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