Mitsubishi Electronics 837, 737, C9 manual 78Appendices, Appendix E: Troubleshooting, continued

78Appendices

Appendix E: Troubleshooting, continued

Sound

	Symptom	Remarks
2.	The sound does not match the screen	The TV’s “Listen to:” setting may be set to SAP (analog program from
	picture.	the ANT input).
3.	The sound from my A/V receiver does	• Check that DIGITAL AUDIO OUTPUT and/or AVR AUDIO
	not match the screen picture (I should	OUTPUT on TV’s main panel is connected to the A/V receiver.
	hear the correct audio from my A/V	Without this connection, devices connected only to the TV (and
	receiver).	not the A/V receiver) can be heard only from the TV speakers.
		Note that this includes the ANT input, a device (such as a
		camcorder) connected to the convenience panel, and any other
		device sending audio to the TV only.
		• If using a NetCommand-controlled A/V receiver, NetCommand
		may be selecting the wrong A/V receiver audio input. Check the
		A/V receiver’s NetCommand setup in the Inputs > AVR menu.
4.	Cannot select an audio-only device; it	Plug an unused video plug into the Y/VIDEO jack to activate Auto
	does not appear in the Activity menu.	Input Sensing and make the audio device selectable in the Activity
		menu.
5..	Sound is coming from the TV speakers	Disconnect headphones. Connect the TV’s AUDIO OUT to the A/V
	instead of the A/V receiver.	receiver and select AV Receiver from the New Device Found screen.

NetCommand IR Control (NetCommand-equipped models only)

Symptom		Remarks
1.	Cannot see the menu from the A/V Receiver.	• A/V Receiver Set Up for Audio-Only Switching
		The A/V Receiver is not connected to any video input of the
		TV. To check the A/V Receiver menu, temporarily plug into
		an unused input of the TV, such as Input 3. Exit the New
		Device Found screen and select Input 3 from the Activity
		menu. Press MENU on the A/V receiver’s remote control.
		• A/V Receiver Set Up for Audio and Video Switching over
		HDMI
		Use the MENU key on the A/V receiver’s remote control.
		• A/V Receiver with HDMI Control
		Switch the remote control to AUDIO mode. Press the
		MORE key and then 1 (Menu).
2.	NetCommand unable to learn specific device	• A/V Device does not use IR format for remote control
	keys.	signal. ITT and RF formats cannot be learned.
		• Room lighting may affect the signal. Have the remotes very
		close (6 inches or less) to the TV during Learning.
		• If learning a Mitsubishi remote control, make sure mode is
		not set to TV.
		• Some, but not all, device key functions can be learned by
		NetCommand. For example, POWER and PLAY may be
		learned, but other functions may not.
		• The signal from the remote control may not be strong
		enough. Insert fresh batteries and try Learning again.