InFocus LP1200 appendix Troubleshooting, Cause

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.

			ENGLISH
PROBLEMS	is clogged with dust or some object.	POSSIBLE SOLUTIONS
	CAUSE
	• The air intake vents, exhaust vents or air filter	• Remove the object.
	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 power is off.	• 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 44.
	(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 power source lamp indicator or the	• Contact your dealer.
	temperature indicator is either on or blinking,
	the main unit requires repairs.
	• Lens is covered by lens cap.	• Take the lens cap off.
	• When the power source lamp indicator or the	• Replace the lamp with a new one.
	temperature indicator is either on or blinking,
No picture appears	the main unit requires repairs.
	• The equipment connected to this projector is not	• Turn on the connected equipment.
on the screen.
	turned on.
	• 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-
		ment connected to this projector.
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 11.
The image is dark.	• Brightness, tint and color are not adjusted cor-	• Adjust brightness, tint and color correctly.
	rectly.
	• The projecting distance is beyond the focused area.	• Adjust the projecting distance. See page 10.
	• Lens is dirty.	• Clean lens.
	• Screen size exceeds screen size specifications.	• Reduce screen size to within 40" to 300".
The image is	• Brightness, contrast are not adjusted correctly.	• Adjust brightness, contrast.
blurred.	• 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 11.
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	• It is normal.
are viewed on the text of
image.
The image is	• The cable for connection with other equipment	• Plug the connecting cable securely into the
distorted on the	is not plugged securely into the terminal.	terminal. See pages 12-15.
screen and noise is	• The projector is installed too close to other	• Install the projector far away from other
heard.	equipment.	equipment.
	• Volume is not turned up.	• Turn up the volume.
No sound is heard.	• Mute function on PCGC is on.	• Cancel the mute function. See page 20.
	• Connection to other equipment is not made	• Check connections.
	correctly.	See pages 12-15.
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 MENU and POWER buttons simulta-
made.	interference.	neously. See page 18.

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