Emerson LC420EM8 Entered channel number, Changes automatically, Control, Unit, Screen dialogue

Symptom	Remedy
The entered channel number	• Many digital channels have alternate channel numbers. The unit changes the
changes automatically	numbers automatically to the ones signifying the broadcasting stations. These are
	the numbers used for analog broadcasts.
Remote control does not 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 infrared sensor window and the remote
	control.
	• Test the signal output. If OK, then possible infrared sensor trouble.
	(Refer to “IR Signal Check” on page 34.)
	• Aim the remote control directly at the infrared sensor window on the front of the
	unit.
	• Reduce the distance to the unit.
	• Re-insert the batteries with their polarities (+/– signs) as indicated.
	• When there is an infrared-equipped device such as PC near this unit, it may
	interrupt the remote control signal of this unit.
	Move the infrared-equipped device away from this unit, change the angle of the
	infrared sensor or turn off the infrared communication function.
	Problems with Closed Caption Feature
Misspelled captions are	• Closed captioning production companies may broadcast programs without
displayed.	correcting the misspelling in a live broadcast.
Captions are not entirely	• Captions that are delayed a few seconds behind the actual dialogue are common
displayed, or captions are	for live broadcasts. Most captioning production companies can display a dialogue
delayed behind the dialogue.	to a maximum of 220 words per minute. If a dialogue exceeds that rate, selective
	editing is used to insure that the captions remain up-to-date with the current TV
	screen dialogue.
Captions are displayed as a	• Interference from buildings or weather conditions may cause captioning to be
white box.	incomplete.
No caption is displayed in the	• Broadcasting station may shorten the program to insert advertisement. The closed
closed caption-supported	caption decoder cannot read the information of the shortened program.
program.
No caption is displayed	• The videotape may be illegally copied, or the caption signal might not have been
when playing the videotape	read during copying.
containing captions.
Black box is displayed in the	• The text mode is selected for caption. Select “CC1”, “CC2”, “CC3”, “CC4”or “Off”.
TV screen.

Note:

•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.

•Some functions are not available in specific modes, but this is not a malfunction. Read the description in this owner’s manual for more details on correct operations.

INTRODUCTION PREPARATION INITIAL SETTING WATCHING TV OPTIONAL SETTING TROUBLESHOOTING INFORMATION

33

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