Motorola DCT3400 Series manual There are black, Bars to the right, Left, Picture, Bars above

	DCT3400 User Guide
Problem	Possible Solution
There are black	Wide screen TVs display 4:3 programs in this format
bars to the right	unless set to Stretch. Turn on the 4:3 OVERRIDE feature
and left of the	in the User Settings menu. This enables most wide
picture	screen TVs to stretch the video to fill the screen (see
	your TV manual for information about stretching 4:3
	video).
	If the cable terminal is connected to a wide screen TV,
	verify that the TV TYPE is set to 16:9 in the User
	Settings menu.
	Many HD programs are broadcast in pillar-box format
	with black bars to the left and right of the picture. These
	programs are broadcast in 16:9 HD formats even though
	the video is not 16:9.
There are black	All 4:3 HDTVs display HD programs in letterbox format
bars above and	(black bars above and below the picture) because of the
below the picture	shape of the display screen.
	Turn on the 4:3 OVERRIDE feature in the User Settings
	menu. This enables most standard screen TVs to display
	a full screen picture when the cable terminal is tuned to a
	4:3 program.
	Set the TV TYPE to 4:3 Pan-Scan. This enables the
	cable terminal to remove the black bars above and below
	the picture when possible.
	Some SD programs are broadcast in the letterbox format
	with black bars above and below the picture. Some wide
	screens TVs offer a zoom feature that may be able to
	remove the black bars (see your TV manual for
	information about zooming 4:3 video).

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