Samsung PL-42E91H manual Appendix, Identifying Problems

Appendix

Identifying Problems

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 your nearest Samsung service center.

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 MUTE 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, cable
maximum volume.	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 in the “TV” mode.
	Make sure the remote has batteries.
	Check that the “+” and “-” ends of the batteries are inserted correctly.
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.
Screen is black and power indicator	On your computer check; Power and 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.
	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.
The visual qualities of digital	The visual qualities of digital channels may vary depending on the original production method (analog or
channels vary.	digital).
	• If the original production method is digital: High visual quality program.
	• 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 an SD(Standard Definition)
	grade.
The damaged picture appears in	If Just Scan is selected in some external devices, the damaged picture may appear in the corner of the
the corner of the screen.	screen. This symptom is caused by external devices, not TV.

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