BenQ BenQ PW9620 DLP Projector User Manual - Page 72

Lamp problems, Restart the projector in the correct order and check that the Power LED is green.

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English Problem:The image is wider at the top or bottom (trapezoid effect) 1. Position the projector so it is as perpendicular to the screen as possible. 2. Use the Keystone function on the OSD to correct the problem. Problem:The image is reversed or upside down 1. Check the Ceiling & Rear setting on the Setting menu of the OSD. Problem:The image is streaked 1. Adjust the Phase and Clock on the Signal 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. Problem:The image is flat with no contrast 1. Adjust the Contrast setting on the Picture menu of the OSD. 2. Adjust the Brightness setting on the Picture menu of the OSD. Problem:The color of the projected image does not match the source image. Adjust the Color temperature and Picture settings. Lamp problems Problem: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 replaced the lamp recently, try resetting the lamp connections. 5. Replace the lamp module. 6. Remove the lens cap. 7. Put the old lamp back in the projector and have the projector serviced. Problem:The lamp goes off 8. Power surges can cause the lamp to turn off. Press the power button twice to turn off the projector.When the Power LED is orange, press the power button. 9. Replace the lamp module. 10.Put the old lamp back in the projector and have the projector serviced. 72

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English
72
Problem: The image is wider at the top or bottom (trapezoid effect)
1. Position the projector so it is as perpendicular to the screen as possible.
2. Use the Keystone function on the OSD to correct the problem.
Problem: The image is reversed or upside down
1. Check the Ceiling & Rear setting on the Setting menu of the OSD.
Problem: The image is streaked
1. Adjust the Phase and Clock on the Signal 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.
Problem:The image is flat with no contrast
1. Adjust the Contrast setting on the Picture menu of the OSD.
2. Adjust the Brightness setting on the Picture menu of the OSD.
Problem: The color of the projected image does not match the source image.
Adjust the Color temperature and Picture settings.
Lamp problems
Problem: 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 replaced the lamp recently, try resetting the lamp connections.
5. Replace the lamp module.
6. Remove the lens cap.
7. Put the old lamp back in the projector and have the projector serviced.
Problem: The lamp goes off
8. Power surges can cause the lamp to turn off. Press the power button twice to turn off the
projector. When the Power LED is orange, press the power button.
9. Replace the lamp module.
10.Put the old lamp back in the projector and have the projector serviced.