Samsung BN68 user manual Appendix, Troubleshooting, Problem Possible Solution

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, please visit Samsung.com or contact the Samsung call center.

Problem	Possible Solution
Poor picture.	Try another channel. / Adjust the antenna. / Check all wire connections.
Poor sound quality.	Try another channel. / Adjust the antenna.
No picture or sound.	Try another channel. / Press the SOURCE button.
	Make sure the TV is plugged in. / Check the antenna connections.
No sound or sound is too low at	First, check the volume of units connected to your TV (digital broadcasting receiver, DVD,
maximum volume.	cable broadcasting receiver, VCR, etc.). Then, adjust the TV volume accordingly.
Picture rolls vertically.	Check all wire connections.
There is a problem with the picture	Run the Picture test in the Self diagnostic menu.
There is a problem with the sound	Run the Sound test in the Self diagnostic menu.
The TV operates erratically.	Unplug the TV for 30 seconds, then try operating it again.
The TV won’t turn on.	Make sure the wall outlet is working.
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.	Ensure that the signal cable is firmly connected to the PC source.
‘Not Supported Mode’ message.	Check the maximum resolution and connected device’s Video frequency.
	Compare these values with the data in the Display Modes.
Digital broadcasting screen	Please check the digital signal strength and input antenna.
problem.
The image is too light or too dark.	Adjust the Brightness and Contrast. / Adjust the Fine tuning.
Black bars on the screen.	Make sure the broadcast you’re receiving is High Definition (HD).
	HD channels sometimes broadcast Standard Definition (SD) programming, which can
	cause black bars.
	Set your cable/satellite box to stretch or widescreen mode to eliminate the bars.
Picture has a Red/Green or Pink	Make sure the Component cables are connected to the correct jacks.
tint.
Closed Captioning not working.	If you are using a Cable/Satellite box, you must set Closed Captioning on the box, not
	your TV.
Snowy picture.	Your cable box may need a firmware upgrade. Please contact your Cable company.
Ghosting on picture.	This is sometimes caused by compatibility issues with your cable box.
	Try connecting Component cables instead.
Horizontal bars appear to flicker,	Adjust the Coarse tuning and then adjust the Fine tuning.
jitter or shimmer on the image.
Vertical bars appear to flicker, jitter	Adjust the Coarse tuning and then adjust the Fine tuning.
or shimmer on the image.
Screen is black and power indicator	On your computer check: Power, Signal Cable.
light blinks steadily.	The TV is using its power management system.
	Move the computer's mouse or press any key on the keyboard.
Image is not stable and may	If the setting is not correct, use your computer utility program to change the display
appear to vibrate when you have	settings.
a computer connected to the PC	Your TV supports multiscan display functions within the following frequency domain:
input.	- Horizontal frequency (KHz): 30~60
	- Vertical frequency (Hz): 60~75
	- PC Maximum refresh rate (at 60 Hz): 1360 x 768
Image is not centered on the	Adjust the horizontal and vertical position.
screen.	The screen position must be adjusted on the output source (i.e. STB) with a digital signal.

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