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 “www.samsung.com”, then click on Support, or call Samsung customer service centre.

Issues		Solutions and Explanations

	First of all, please perform the Picture Test and confirm that your TV is properly displaying test image. (go to MENU -
Picture Quality	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 analogue cable/set top box, upgrade to a digital set top box. Use HDMI or Component cables to deliver
		HD (high definition) picture quality.
	• Cable/Satellite subscribers: Try HD stations from the channel line up.
The TV image does not look as good	• Aerial connection: Try HD stations after performing Auto tuning.
as it did in the store.	•	Many HD channels are up scaled from SD (Standard Definition) contents.
	• Adjust the Cable/Set top box video output resolution to 1080i or 720p.
	•	Make sure you are watching the TV at the minimum recommended distance based on the size and definition of the
		signal.

	• Compression of video contents may cause picture distortion especially in fast moving pictures such as sports and
The picture is distorted: macroblock		action movies.
The picture is distorted: macroblock
error, small block, dots, pixelization	• Low signal level or bad quality can cause picture distortion. This is not a TV issue.
	• Mobile phones used close to the TV (cca up to 1m) may cause noise in picture on analogue and digital TV.

Colour is wrong or missing.	• If you’re using a component connection, make sure the component cables are connected to the correct jacks. Incorrect
Colour is wrong or missing.		or loose connections may cause colour problems or a blank screen.


	• Adjust the Picture options in the TV menu. (go to Picture Mode / Colour / Brightness / Sharpness)
There is poor colour or brightness.	• Adjust Energy Saving option in the TV menu. (go to MENU - System - Eco Solution - Energy Saving)
	• Try resetting the picture to view the default picture settings. (go to MENU - Picture - Reset Picture)

There is a dotted line on the edge of	• If the picture size is set to Screen Fit, change it to 16:9.
the screen.	• Change cable/satellite box resolution.

The picture is black and white.	• If you are using an AV composite input, connect the video cable (yellow) to the Green jack of component input 1 on the
The picture is black and white.		TV.
		TV.

When changing channels, the picture	• If connected with a cable box, please try to reset the cable box. Reconnect the AC cord and wait until the cable box
When changing channels, the picture		reboots. It may take up to 20 minutes.
freezes or is distorted or delayed.		reboots. It may take up to 20 minutes.
freezes or is distorted or delayed.	• Set the output resolution of the cable box to 1080i or 720p.


	First of all, please perform the Sound Test to confirm that your TV audio is properly operating. (go to MENU - Support -
Sound Quality	Self Diagnosis - Sound Test)
	If the audio is ok, the sound problem may be caused by the source or signal.

There is no sound or the sound is too	• Please check the volume of the device (Cable/Sat Box, DVD, Blu-ray etc) connected to your TV.
low at maximum volume.
low at maximum volume.

	• Set the Speaker Select option to TV Speaker in the sound menu.
	• If you are using an external device, make sure the audio cables are connected to the correct audio input jacks on the
The picture is good but there is no		TV.
sound.	• If you are using an external device, check the device’s audio output option (ex. you may need to change your cable
		box’s audio option to HDMI when you have a HDMI connected to your TV).
	• Reboot the connected device by reconnecting the device’s power cable.

The speakers are making an	• Check the cable connections. Make sure a video cable is not connected to an audio input.
inappropriate noise.	• For aerial or cable connections, check the signal strength. Low signal level may cause sound distortion.

English - 10

[UF40005000S-ZGZT]BN68-04904B-02L04.indb 10

2013-11-20 4:45:34

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