Lenovo M500 manual Image problems, Lamp problems

Image problems

Issue	Solution(s)
No image appears on the screen.	1.	Verify the settings on your notebook or desktop PC.
	2.	Turn off all equipment and power up again in the correct order.
The image is blurred.	1.	Adjust the Focus on the projector.
	2.	Press the Auto button on the remote control or projector.
	3.	Ensure that the projector-to-screen distance is within the 10-meter
		(33-feet) specified range.
	4.	Check that the projector lens is clean.
The image is wider at the top or bottom	1.	Position the projector so it is as perpendicular to the screen as possible.
(trapezoid effect).
	2.	Use the Keystone button on the remote control or projector to correct the
		problem.
The image is reversed.	1.	Check the Projection setting on the Setup menu of the OSD.
The image is streaked.	1.	Set the Frequency and Tracking settings on the Setup menu of the OSD
		to the default settings.
	2.	To ensure the problem is not caused by a connected PC’s video card,
		connect to another computer.
The image is flat with no contrast.	1.	Adjust the Contrast setting on the Quality menu of the OSD.
The color of the projected image does not	1.	Adjust the Color Temperature and Gamma settings on the Quality menu
match the source image.
		of the OSD.

Lamp problems

Issue	Solution(s)
There is no light from the projector.	1.	Check that the power cable is securely connected.
	2.	Ensure the power source is good by testing with another electrical
		device.
	3.	Restart the projector in the correct order and check that the Power LED
		is green.
	4.	If you have recently replaced the lamp, try resetting the lamp
		connections.
	5.	Replace the lamp module.
The lamp turns off.	1.	Power surges can cause the lamp to turn off. Press the power button
		twice to turn off the projector. When the Ready LED is on, press the
		power button.
	2.	Replace the lamp module.

B-2M500 Projector User’s Guide