Sylvania 6637LCT A owner manual Miscellaneous

Symptom	Remedy
Picture rolls vertically	• When the outside antenna is used, check the wire condition and
	connection.
	• Electrical interference from nearby appliances may affect picture
	quality.
	• View other TV channels. The problem might be limited to the
	broadcasting station.
Different color marks on screen	• Move your TV away from nearby electric appliances. Turn off the
	power and wait 30 minutes before turning it back on.
	• View other TV channels. The problem might be limited to the
	broadcasting station.
Poor reception on some channels	• Check the antenna or cable connection to the main unit.
	• When the outside antenna is used, check the wire condition and
	connection.
	• Electrical interference from nearby appliances may affect picture
	quality.
	• View other TV channels. The problem might be limited to the
	broadcasting station.
Picture OK, sound poor	• Electrical interference from nearby appliances may affect picture
	quality.
	• View other TV channels. The problem might be limited to the
	broadcasting station.
No reception of digital signals	• Make sure Autoscan has been completed (Refer to “AUTOSCAN” on
	page 13). Autoscan must be completed when you set up your TV for
	the first time or move it to a location where previously unavailable
	channels are broadcast.
	• The selected channel may not be broadcasting.
	• When Autoscan is interrupted, some channels will not be
	received. Make sure to complete Autoscan in the setup screen.
Channel changes automatically	• Many digital channels have alternate channel numbers. TV changes the
	numbers automatically to the ones signifying the broadcasting stations.
	These are the numbers used for analog broadcasts.
Remote Control doesn’t work	• Check the antenna or cable connection to the main unit.
	• Check the batteries of the remote control.
	• Check if there is an obstacle between the sensor and the
	remote control.
	• Test the signal output. If OK, there might be remote sensor trou-
	ble. (Refer to “IR SIGNAL CHECK” on page 34.)

MISCELLANEOUS

Problems with Closed Caption Feature

Misspelled captions are displayed.	• Closed captioning production companies may broadcast pro-
	grams without correcting the misspelling in a live broadcast.
Captions are not entirely displayed, or	• Captions that are delayed a few seconds behind the actual dialogue
captions are delayed behind the dia-	are common for live broadcasts. Most captioning production compa-
logue.	nies can display a dialogue to a maximum of 220 words per minute. If
	a dialogue exceeds that rate, selective editing is used to ensure that
	the captions remain up-to-date with the current TV screen dialogue.
Captions are displayed as a white	• Interference from buildings or weather conditions may cause
box.	captioning to be incomplete.
No caption is displayed in the Closed	• Broadcasting station may shorten the program to insert adver-
Caption-supported program.	tisement. The closed caption decoder cannot read the informa-
	tion of the shortened program.
No caption is displayed when playing	• The videotape may be illegally copied, or the caption signal
the videotape containing captions.	might not have been read during copying.
Black box is displayed in the screen.	• “Text” mode is selected for caption. Select “CC1”, “CC2”, “CC3”,
	“CC4” or “Off”.

The LCD panel is manufactured to provide many years of useful life. Occasionally a few non active pixels may appear as a fixed point of blue, green or red. This is not to be considered a defect in the LCD screen.

33

EN