Troubleshooting

	Problem		Possible Solution

1.	The TV remote control does not work.	•	Check that the batteries are installed correctly.
		• Check that the selected switch is set to “TV.”
		• Be no more than 20 feet from the TV when using the remote control.
		• Program the remote control to operate the TV (Appendix C).

2.	The TV takes several seconds to respond.	•	It is normal for digital channels to take longer to tune in.
		• Press ENTER after a channel number to avoid delays.
		• Use a 4-digit number for an over-the-air digital channel.
		• Use a 6-digit number for cable digital channels.

3.	Cable provider needs information to start	•	On the remote control, press TV MENU and then enter the numbers 999 to
	CableCARD™ service.		display the Host ID and CableCARD™ ID information.

4.	You cannot access a channel.	•	Use number keys instead of CHANNEL up/down.
		• Be sure the channel you want to view is in memory. See page 65.
		• Check that the TV is turned to the correct device or antenna for that channel by
			pressing the DEVICE button.
		• Make sure the V-Chip lock is off.
		• If tuned to Digital channels, have physical channel in memory.

5.	On-screen displays appear each time you	•	This is part of normal TV operation.
	change a function.

6.	You cannot program the TV to turn on	•	The TV may be locked.
	automatically (timer function)	•	The clock may not be set.

7.	There is no sound even when the volume is	•	Check audio source in Device Menu.
	turned up.	•	Check to see if the MUTE button is on.
		• The TV’s “Listen to:” setting may be set to SAP.
		• Check that the “TV Speakers” setting is On in the Audio/Video menu.

8.	NetCommand unable to learn specific device	•	Device does not use IR format for remote control signal. ITT and RF formats
	keys.		cannot be learned.
		• Room lighting may affect the signal. Have the remotes very close (6 inches or
			less) to the TV during Learning.
		• If using a Mitsubishi remote control, make sure slide switch is not set to TV
			position.
		• 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.

9.	You have forgotten your V-Chip pass code.	•	See Appendix A, Bypassing the V-Chip Lock.

10.	Lamp indicator light is a constant red.	•	Turn the TV off for at least 2 minutes. Turn back on. If light is still red, the lamp
			has failed. Replace it. See Appendix H for lamp replacement information.

11.	Lamp indicator light is a constant yellow.	•	Lamp may fail soon. Purchase a new lamp. See Appendix H for lamp
			replacement information.

12.	Lamp indicator light is a flashing yellow.	•	Lamp cover door is open or lamp cartridge is not secure. See Appendix H for
			lamp replacement information.

13.	Status indicator light is a constant yellow.	•	Room temperature has exceeded proper levels. Cool the room.

14.	Status indicator light is a constant/flashing red.	•	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.

15.	PIP does not display a picture.	•	Make sure the V-Chip lock is off.
		• Not all inputs can be displayed as a PIP.

16.	Digital channels do not appear in PIP.	•	Normal PIP operation.

17.	The sound does not match the screen picture.	•	NetCommand® is set up incorrectly.
		• The TV’s “Listen to:” setting may be set to SAP.
		• If using stereo or A/V receiver speakers, check their input selection.
		•	If using stereo or A/V receiver, check that AUDIO OUTPUT on TV’s back panel is
			connected to the A/V receiver.

90	Chapter 7. Troubleshooting

Troubleshooting

Problem

Possible Solution

position.