Mitsubishi Electronics LT-40133 manual Indicators Symptom Remarks

Appendices 81

Appendix E: Troubleshooting, continued

Picture

Symptom			Remarks
8.	Picture from an HDMI input is noisy (poor		Upgrade a Category 1 (unmarked) HDMI cable to a Category 2
	quality).		HDMI cable.
9.	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. Press FORMAT on
			the TV remote control to adjust the size.
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 instead of the AVR.
		• 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. NetCommand® is set up incor-
			rectly for the A/V receiver.
		• 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.
Indicators
Symptom		Remarks
1.	STATUS indicator light is a steady/flash-	• Unplug set from AC power. Plug back in and wait one minute for
	ing red.		blinking to stop.
		• Press SYSTEM RESET button on side panel and wait for blinking
			to stop.
		• If blinking continues, service is required. Contact your dealer or
			a Mitsubishi Authorized Service Center to arrange for a service
			evaluation. Listings of Mitsubishi Authorized Service locations
			can be obtained from our web site, www.mitsubishi-tv.com or
			by calling 1-800-332-2119.