Mitsubishi Electronics LVP-X400BU user manual Troubleshooting

Troubleshooting

The following offers solutions to some of the common problems you may encounter. We suggest that you consult this chart before contacting your dealer.

PROBLEMS	CAUSE	POSSIBLE SOLUTIONS
The power is off.	• The air inlet slots, outlet slots or air filter is	• Remove the object.
	clogged with dust or some objects.
	POWER indicator does not light up.
	• Power cord is unplugged from the outlet.	• Plug the power cord into the outlet.
	• Power cord is disconnected from the projector.	• Insert the power cord into the projector.
	• The main switch is turned off.	• Turn the main switch on.
	• The lamp lid is open.	• Close the lamp lid.
	POWER indicator blinks red.
	• The projector has been turned on again too soon	• Wait for the lighting sequence.
	after having been turned off.
	• When the power switch was turned off while	• Turn the power switch on and off several times.
	the fan was running, during or after lamp
	operation.
	• The room temperature is too high.	• Refer to "Indicators" on page 26.
	(Does the LAMP indicator show an unusual
	condition?)
	• Lamp is no longer working.	• Replace the lamp with a new one.
	POWER indicator blinks between red and green.
	• The filter cover is not closed.	• Close the cover correctly.
	• When the LAMP indicator or the TEMP	• Contact your dealer.
	indicator is either on or blinking, the main unit
	requires repairs.
No picture appears	• Lens is covered by lens cap.	• Take the lens cap off.
on the screen.	• When the LAMP indicator or the TEMP	• Replace the lamp with a new one.
	indicator is either on or blinking, the main unit
	requires repairs.
	• The equipment connected to this projector is not turned on.	• Turn on the connected equipment.
	• Hookup is not made correctly with other equipment.	• Confirm the hookup.
	• The input source is not selected correctly.	• Select the correct source according to the equip-
	• The INPUT SELECT switch is not selected correctly.	ment connected to this projector.
		• Select the correct position.
	(For LVP-X400BU only)
The image is	• The air inlet slots, outlet slots or air filter is	• Remove the object and turn off the main power
turned off.	clogged with dust or some objects.	switch. After about 10 minutes, Turn the pro-
	(In this case, the TEMP indicator does not light up.)	jector on.
The image is	• The projector is not at a right angle to the screen.	• Adjust the angle of the projector to make a right
distorted.		angle to the screen. See page 12.
The image is dark.	• Brightness, tint and color are not adjusted correctly.	• Adjust brightness, tint and color correctly.
The image is	• The projecting distance is beyond the focused area.	• Adjust the projecting distance. See page 9.
blurred.	• Lens is dirty.	• Clean lens.
	• Screen size exceeds screen size specifications.	• Reduce screen size to within 40" to 300".
	• Brightness and contrast are not adjusted correctly.	• Adjust brightness, contrast.
	• FINE adjustment is not made correctly.	• Make FINE adjustment.
	• Tracking is not adjusted.	• Adjust tracking.
	• The projector is not at a right angle to the screen.	• Adjust the angle of the projector to make a
		right angle to the screen. See page 12.
The image remains	• When you see the stationary image for a long time, it may remain on the screen if you change the
blurred.	image. It is not a breakdown. The blurred image will disappear in a few minutes.
Red, blue or green dots are	• It is normal.
viewed on the text of image.
The image is dis-	• The cable for connection with other equipment	• Plug the connecting cable securely into the
torted on the screen	is not plugged securely into the terminal.	terminal. See pages 10-11.
and noise is heard.	• The projector is installed too close to other	• Install the projector far away from other equipment.
	equipment.
No sound is heard.	• Volume is not turned up.	• Turn up the volume.
	• Connection to other equipment is not made correctly.	• Check connections. See pages 10-11.
Nothing is displayed on	• The PC monitor is not turned on.	• Turn on the monitor.
the PC monitor.
Warm air comes out of	• This is typical of the LCD projector.
the exhaust vents.
Adjustments cannot be	• The operation is incorrectly made due to noise or	• Press the reset button on the Terminal board.
made.	interference.	See page 15.

ENGLISH

EN – 25