Mitsubishi Electronics 154 manual Picture Symptom Remarks

Appendices89

Appendix E: Troubleshooting, continued

Picture

	Symptom	Remarks
1.	Picture does not look like a high-definition	Not all signals are high-definition signals. To receive high-defini-
	picture.	tion programming from your cable or satellite provider, you must
		subscribe to the provider’s high-definition service. Some over-
		the-air broadcasts are in high-definition and can be received with
		a high-quality antenna suited to your location.
2.	TV has sound but no picture.	•	Press MENU on the remote control. If the menu displays,
			then there is a problem with the incoming signal.
		• Check that all video inputs are plugged in firmly.
		• Press and hold the POWER button on the control panel for ten
			seconds to perform System Reset.
3.	You cannot view a picture when playing a	Check your VCR’s owner’s guide for further troubleshooting.
	VHS tape.
4.	VCR or DVD player’s on-screen menus jitter	Stop playback. Possible cause: Many VCRs and DVD players
	up and down.	provide on-screen menus at only half-resolution that may
		appear to jitter up and down.
5.	When viewing a stopped VCR, white lines	• Turn off video mute for the VCR.
	are rolling on the screen.	• Begin playing the tape.
		• Change the VCR input from Line 1 to the VCR antenna input.
6.	A color program appears as a black and	The PerfectColor color balance has been incorrectly set. Reset
	white image, or the colors are dim, or the	the PerfectColor balance.
	screen is black.
7.	Picture from an HDMI input is noisy (poor	Upgrade a standard (unmarked) HDMI cable to a high-speed
	quality).	HDMI cable.
8.	The image from a computer appears dis-	•	Normal TV operation. The TV does not correct distortion in
	torted when viewed on the TV.		the picture from a computer because the correction process
			may cut off the edges of the image.
		• The aspect ratio may be wrong for the image. Press FORMAT
			to change.

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