Mitsubishi Electronics XL6U user manual Troubleshooting

Troubleshooting (continued)

Images aren't projected correctly.

Problem	Cause and solution
Projected images are	• Check that the cable connected to the external device isn't intermittent.
shaking.	• Connect the cable's plug with the external device's connector firmly.
Projected images are	• Press the AUTO POSITION button.
displaced.	• Some computers output out-of-spec signals on rare occasion. Adjust the SIGNAL menu. (See
		page 19.)
Projected images are	• Adjust the projector and the screen so that they are perpendicular to each other. (See page
distorted.		12.)
Projected images are	• Adjust BRIGHTNESS in the IMAGE menu. (See page 18.)
dark.	• Replace the lamp. (See page 23.)
Projected images are	• Adjust the focus. (See page 13.)
blurred.	•	Clean the lens.
	• Press the $ or % button on the remote control to eliminate flicker.
	• Adjust BRIGHTNESS and CONTRAST in the IMAGE menu. (See page 18.)
	• Adjust the projector and the screen so that they are perpendicular to each other. (See page
		12.)
Afterimages persist on	• This phenomenon is improved by keeping projecting an evenly bright image. (Such "image
the screen.		burn-in" phenomenon where afterimages persist on the screen may occur if a stationary
		image is kept displayed on the screen for a long time.)
Red, blue, and green	• This phenomenon is unique to LCD projector and isn't a product malfunction.
dots appear in projected		(A small number of pixels always stay on or off, which are not malfunctions. More than
images.		99.99% of the pixels are effective.)
Black dots appear in
projected images.
Fine streak pattern	• It occurs because of interference with the screen and isn't a product malfunction. Change
appears in projected		the screen or readjust the focus of the projector.
images.
Projected images (and/	• Connect the cable's plug with the external device's connector firmly.
or audio) appear wavy	• Keep the projector away from equipment generating interfering radio waves.
and distorted.	• When the keystone adjustment is carried out, the image may not be displayed correctly
		because of the type of input signal. This isn’t a product malfunction. In this case, readjust
		the keystone so that the amount of keystone correction is as small as possible.
Tint in projected images	• Check that COMPUTER INPUT in the SIGNAL menu is correctly set. (See page 17.)
is incorrect.	• Check that the cable connected to the external device isn't broken.
Only the motion areas	• This is caused by the computer being used. Contact the manufacturer of your computer.
in the images supplied
from the computer
aren't displayed.
Projected images are	•	Match the output resolution of your computer with the resolution of the projector. For the
obscured.		method to change the output resolution of the computer, contact the manufacturer of your
		computer. (See page 31.)
	• Some images and texts appear obscured during the keystone adjustment. In such cases, use
		the projector without applying the keystone adjustment. (See page 12.)

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