Mitsubishi Electronics LT-2220/LT-3020 manual Troubleshooting Problem Possible Solution

Troubleshooting
Problem				Possible Solution
	•	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 further than  feet from the TV when using the remote control.
			•	Avoid using under or near strong fluorescent lighting.
	•	The TV takes several seconds to respond to channel commands.	•	Press ENT after a channel number to avoid delays.
			•	Use the three digit number, i.e  for channel .
			•	Avoid using under or near strong fluorescent lighting.
	• You cannot access a channel.		• Use number keys instead of CHANNEL up/down.
			•	Be sure the channel you want to view is in memory.
			•	Check that the TV is turned to the correct input source for that channel,
			•	by pressing the DEVICE button.
				Make sure the V-Chip setting is Off (page ).
	•	On-screen displays appear each time you change a function.	•	This is part of normal TV operation.
	• You cannot program the TV to turn on automatically.		• The TV may be locked.
			•	The clock may not be set.
	• There is no sound even when the volume is turned up.		• Check to see if the MUTE button is on.
			•	The TV’s “Listen to:” setting may be set to SAP.
			•	Check that “TV Speakers” setting is On.
	•	You have forgotten your lock passcode.	•	See Appendix A, Bypassing the V-Chip Lock (page ).
	• Power is suddenly turned off.		• Check TIMER and PC Power Save settings.
	•	PIP does not display a picture.	•	Make sure the V-Chip setting is Off (page ).
			•	Not all inputs can be displayed as a PIP (page ).
	•	The sound does not match the screen picture.	•	The TV’s “Listen to:” setting may be set to SAP.
			•	If using stereo or A/V reveiver speakers, check input selection on the
				stereo or A/V receiver.
			• If using stereo or A/V receiver, check that AUDIO is from MONITOR
				OUT on TV’s back panel.
	•	There is a large black or gray rectangle on the screen.	•	The TV closed captioning has been set to “text” mode, but there is no
				text information being broadcast. Turn Off in the CAPTIONS menu
			(page ).
	•	Picture is out of focus, or colors are not aligned.	• Check the Sharpness, ColorView, and input signal settings (page ).
	• You cannot see a picture when you play a VCR tape.		• If you connected your VCR with A/V cables, use the DEVICE button
				to select the Input source (INPUT- or INPUT-) that the VCR is
			•	connected to.
				Check your VCRs owner’s guide for further troubleshooting.
	• V-Chip Lock is not working.		• Make sure that V-Chip is On (page ).
			•	If V-Chip Hours/Lock by Time is currently set to disable the V-Chip
				lock, the V-Chip will not block programming.
	•	Cannot set adjustments to factory setting	•	Follow the steps below to reset system defaults to factory settings.
			. Press the MENU button followed by number buttons ,,and  on
				the remote control.
				Result: The above steps activate the Reset System Defaults menu screen
			. Press the ENT button on the remote control.
				Result : The settings reset to factory defaults.
				. Press the HOME or MENU button on the remote control to return to
				the HOME or MENU screeen.
				IMPORTANT: This function is not recommended unless it is mandatory
				to reset system defaults to factory settings. This operation CANNOT be
				undone and all customs settings will be erased.
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5/8/2003, 3:05 PM