Appendices; Troubleshooting - Acer PD520 User Manual

Troubleshooting

f you are experiencing trouble with the projector, refer to
the following. If the problem persists, please contact your
local reseller or service center.
Problem : No image appears on screen.
4
Ensure all the cables and power connections are correctly and
securely connected as described in the "Installation" section.
4
Ensure the pins of connectors are not crooked or broken.
4
Check if the projection lamp has been securely installed. Please refer
to the "Changing the lamp" section.
4
Make sure you have removed the lens cap and the projector is
switched on.
Problem : Partial, scrolling or incorrectly displayed
image.
4
Press the "Re-Sync" button on the Remote Control or the Panel
Control.
4
If you use a PC:
If the resolution of your computer is higher than 1024 x 768. Follow
the steps outlined below to reset the resolution.
For Windows 3.x:
1 . In the Windows Program Manager, click the "Windows Setup"
icon in the Main group.
2 . Verify that your display resolution setting is less than or equal
to 1024 x 768.
For Windows 95,98,2K,XP:
1 . Open "My Computer" icon, the "Control Panel" folder, and then
double click the "Display" icon.
2 . Select the "Setting" tab.
3 . In the "Desktop Area" you will find the resolution setting. Verify
that the resolution setting is less than or equal to 1024 x 768
resolution.
If the projector is still not projecting the whole image,
you will also need to change the monitor display you are
using. Refer to the following steps.
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Appendices

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