Appendices; Troubleshooting - Acer PD1520 Series User Manual

Appendices

Troubleshooting

If you experience problems with your projector, see the following
troubleshooting tips. If the problem persists, contact your local reseller or
service center.
Problem
No image appears on the
screen
Partial, scrolling or
incorrectly displayed image
The screen does not display
your presentation
Image is unstable or
flickering
Image has vertical flickering
bar
Image is out of focus
The image is stretched
when displaying a 16:9 DVD
Power LED is flashing
amber and Lamp LED is
solid amber.
Possible Solution
Ensure that the projector is turned on.
y
Ensure that you have chosen the correct input source on the
y
OSD Menu > Input Source menu.
Ensure the external graphics port is enabled. If images are
y
not displayed properly, please upgrade the video driver of
your computer.
Ensure that all the cables are securely connected.
y
Ensure that the pins of the connectors are not bent or broken.
y
If you experience difficulty in changing resolutions, or if your
y
monitor freezes, restart all the equipment and the projector.
If images are not displayed properly, please upgrade the
y
video driver of your computer.
If you are using a portable computer, press the toggle output
y
settings. Example: [Fn]+[F4].
Adjust the phase in the OSD Menu > Image > Phase menu.
y
Adjust the frequency in the OSD Menu > Image > Frequency
y
menu.
Adjust the focus ring on the projector lens.
y
Ensure that the projection screen is within the required
y
distance from the projector. (Please refer to "Adjusting
Projection Image Size" for more information.)
The projector automatically detects the input signal format.
y
It will maintain the aspect ratio of the projected image
according to input signal format with an original setting.
If the image is still stretched, adjust the format in the Menu >
y
Image > Aspect Ratio menu in the OSD.
A projector LED has failed and the projector will automatically
y
shut down. If the problem persists, contact Acer.
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