Mitsubishi Electronics LT-3780, LT-3280 Troubleshooting and Support, Problem, Possible Solution

		Chapter 7: Troubleshooting and Support
	Problem	Possible Solution
14.	V-Chip is not working.	• Make sure that V-Chip is On.
		• If V-Chip Hours are currently set to disable the V-Chip lock, the
		V-Chip will not block programming.
15.	The media center will not turn on after being	• If blue light on front panel is blinking, wait for at least one
	plugged in.	minute for the light to turn off, then press Power again.
16.	After a power outage (or after the media center	• This is normal; the media center is re-intitalizing.
	power cord was accidentally unplugged), the blue	• Wait for at least one minute for the light to turn off, then press Power.
	light on the front of the media center starts to blink.
17.	The media center turned itself Off and the blue	• Momentary power fluctuation caused the media center to turn off to
	light on the front panel starts to blink.	prevent damage. Wait for the blue light to stop flashing and turn On
		again.
		• If the media center does not stay turned On, use the System Reset
		button. If this happens frequently, obtain an AC line power
		conditioner/surge protector.
18.	Media center functions do not respond to the	• Use the System Reset button as explained at the end of this section.
	remote control or to front panel control and will
	not Power Off.
19.	Name options are not available for some channels	• Only memorized analog channels can be named.
20.	When viewing a stopped VCR, white lines are	• Turn off video mute for the VCR.
	rolling on the screen.	• Begin playing the tape.
		• Change the VCR input to the antenna input.
21.	When a Device is selected from the Device	• Make sure the selected device is turned on.
	Selection menu, the screen is blue	• From the Edit NetCommand® menu select Review. Verify that
	(no signal source).	the inputs are actually connected to the media center . If they are
		not, either change the physical connections on the rear panel, or
		select Change on the Edit NetCommand menu to change the
		media center NetCommand settings for the connection screen for
		each device.
22.	The Device does not respond to button presses	• Remote has not been set up for NetCommand® use.
	from the remote.	• The incorrect manufacturer was selected during setup.
		Select Change from the Setup menu and then the device
		to display the manufacturer selection. Change if necessary.
		• The device is not supported and keys have not been learned.
		• The requested function is not supported by NetCommand.
		Verify that the function is supported or keys are learned.
		• The IR emitter is incorrectly placed. Make sure the IR emitter is
		facing the IR sensor in the device.
		• The IR emitter is not plugged into the IR emitter Output NetCommand.
		• The IR emitter is facing the display, causing double signals. Be
		sure that the IR emitter cannot send to the display.
23.	The A/V Receiver is the selected audio source	• Check to see if the A/V Receiver power is turned on. After the power
	but there is no sound.	is turned on, redisplay the Device Selection menu and press ENTER
		to allow NetCommand to correctly select the A/V Receiver input.
		• From the NetCommand Menu select Review. Check the Review
		screen to see if the A/V Receiver inputs and device correspond to the
		actual connections on the A/V Receiver. If they do not match, either
		change the actual connections, or select Change on the Edit
		NetCommand menu to change the AVR input on the Connection screen.
		• Verify the connections and NetCommand setup for the A/V receiver and the
		desired source device, if any.
		From the NetCommand menu, select Review. Check the Review screen to
		see if the A/V Receiver inputs and device listed correspond to the physical
		connections on the A/V Receiver. If they do not match, either change the
		physical connections or change the NetCommand setup. To change the
		NetCommand setup, make the audio source TV Audio and select a source device
		other than the one you want to change. Next select the Change option on the
		Edit NetCommand menu to change the A/V receiver input for the device on the
		Connection screen.

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