Mitsubishi Electronics WD-Y577, WD-57734, WD-65733, WD-57733, WD-Y657 Indicators Symptom Remarks

Appendices 75

Appendix E: Troubleshooting, continued

Picture

	Symptom	Remarks
7.	VCR or DVD player’s on-screen menus jitter	Possible cause: Many VCRs and DVD players provide on-
	up and down.	screen menus at only half-resolution. These lower-resolution
		graphics may appear to jitter up and down when the TV con-
		verts them to high-definition graphics.
8.	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 to the antenna input.
9.	Screen is black.	The PerfectColor™ color balance has been incorrectly set.
		Reset the PerfectColor balance.
10.	Picture from an HDMI input is noisy (poor	Upgrade a Category 1 (unmarked) HDMI cable to a Category 2
	quality).	HDMI cable.
11.	The image from a computer appears dis-	Normal TV operation. The TV does not correct distortion in the
	torted when viewed on the TV.	picture from a computer because the correction process may
		cause the edges of the image to be cut off.

Sound (see also NetCommand troubleshooting for A/V receiver setup)

	Symptom	Remarks
1.	There is no sound even when the	• Check if the MUTE button is on.
	volume is turned up.	• The TV’s “Listen to:” setting may be set to SAP.
		• Check that the Speakers option is set to TV to hear sound from the
			TV speakers.
		• If using an A/V receiver, check that the Speakers option is set to AV
			Receiver to hear sound from the A/V receiver speakers.
		• Perform a System Reset.
2.	The sound does not match the screen	• The TV’s Listen to: setting may be set to SAP.
	picture.	• If using stereo or A/V receiver speakers, check their input selec-
			tion in the Inputs > AVR menu.
		• If using stereo or A/V receiver, check that DIGITAL AUDIO OUT
			and/or AVR AUDIO OUTPUT on TV’s back panel is connected to
			the A/V receiver.
		• NetCommand® is set up incorrectly for the A/V receiver.
Indicators
	Symptom	Remarks
1.	LAMP indicator light is a constant red.	Turn the TV off for at least 2 minutes. Turn it back on. If light is
		still red, the lamp has failed. Replace it. See Appendix C for lamp
		replacement information. For questions, please call Mitsubishi Con-
		sumer relations at (800) 332-2119.
2.	LAMP indicator light is a flashing yellow.	Lamp cover door is open or lamp cartridge is not secure. See
		Appendix C for lamp replacement information.
3.	STATUS indicator light is a steady	•	Room temperature has exceeded proper levels. Cool the room.
	yellow.	•	The TV has overheated. Clear blocked air vents and ensure at
			least four inches of clearance on all sides of the TV.
		• Clean the air filter on the lamp cartridge. See Appendix C.