Mitsubishi Electronics PK20 Images aren’t projected correctly, EN-37, Problem, Cause and solution

Problem	Cause and solution
No source found.	Turn on the power of the connected device, or check whether there is something wrong
	with the connected device.
	Check whether the external device outputs signals. (Check this especially when the
	external device is a notebook computer.)
	Check that the cable connected to the external device isn’t defective.
	Check that the projector is connected to the external device using the correct
	terminals.
	Check that the connected device is correctly selected as the input source.
	When an extension cord is being used, replace it with the supplied cable and check
	whether images are projected correctly.
The projector is turned off.	Check whether the Auto Power Off function is activated or not.

Images aren’t projected correctly.

Problem	Cause and solution
Projected images are shaking.	Check that the cable connected to the external device isn’t intermittent.
Projected images are displaced.	Connect the cable’s plug with the external device’s connector firmly.
	Some computers output out-of-spec signals on rare occasion Adjust the SIGNAL
	menu.
Projected images are distorted.	Adjust the projector and the screen so that they are perpendicular to each other.
Projected images are dark.	Adjust BRIGHTNESS in the IMAGE menu.
	Adjust the focus.
Projected images are blurred.	Clean the lens.
	Adjust BRIGHTNESS and CONTRAST in the IMAGE menu.
	Adjust the projector and the screen so that they are perpendicular to each other.
White dots are seen on projected	This symptom is normal for a DLP projector and is not a malfunction. (A very small
images.
	number of pixels may stay lit or out, but such sympton is not a malfunction. Pixels
Black dots are seen on projected
	of 99.99% or more are effective.)
images.

EN-37