Samsung PN58B550TF, BN68-02221B-00, PN50B550TF, PN6B590T5F, PNB590T5F Appendix, Troubleshooting

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, call Samsung customer service at 1-800-SAMSUNG.

Problem	Possible Solution
Poor picture quality.	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.
	Make sure the MMUTE button is off.
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 connections.
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.
	Press the TV button to put your remote control in the TV mode.
	Make sure the remote has batteries.
	Check that the “+” and “-” ends of the batteries are inserted correctly.
Digital broadcasting screen	Please check the digital signal strength and antenna input.
problem.
The image is too light or too dark.	Adjust the Brightness and Contrast.
	Adjust the Fine tuning.
The image is too large or too small.	Adjust the Size settings.
The visual qualities of digital	The visual qualities of digital channels may vary depending on the original production method
channels vary.	(analog or digital).
	- If the original production method is digital: High visual quality.
	- If the original production method is analog: The digital program displayed on the screen is
	originally an analog program which has been converted to digital.
	The visual quality is of an SD(Standard Definition) grade.
Screen is black and power	On your computer; check the Power and Signal Cable.
indicator	The TV is using its power management system.
light blinks steadily.	Move the computer’s mouse or press any key on the keyboard.
	On your equipment check (STB, DVD, etc) ; Power and Signal Cable.
	The TV is using its power management system.
	Press the SOURCE button on the panel or remote control.
	Turn the TV off and on.
Although the TV caption shows	The HD(High Definition) caption that appears when switching channels or when pressing the
HD, the visual quality is not	Information button on the remote control means the selected channel is a digital channel. If
satisfactory.	the broadcasting station converts an analog signal into digital and transmits the signal, the
	visual quality may not be perfect.
A distorted picture appears in the	If Screen Fit is selected in some external devices, a distorted picture may appear in the
corner of the screen.	corner of the screen. This symptom is caused by external devices, not the TV.
A strange sound is heard.	This is caused by minor systems operation and is not a defect.
Pixels are visible on the screen.	There may be few bright or dark pixels on the screen. These pixels will have no impact on the
	performance of the product.
The "Resets all settings to the	This appears when you press and hold the EXIT button for a while. The product settings are
default values" message appears.	reset to the factory defaults.

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