ViewSonic PJ255D User Manual - Page 26

ViewSonic PJ255D Manual

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Appendices Troubleshooting If you experience trouble with the projector, refer to the following information. 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. switched on. 4 Make sure you have removed the lens cap and the projector is Problem: Partial, scrolling or incorrectly displayed image. 4 Press the “Auto Image” function in the “Computer Image” menu 4 of the on screen display. 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 95,98,2000,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. ViewSonic PJ255D 24

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Appendices
Problem: No image appears on screen.
4
Ensure all the cables and power connections are correctly and
securely connected as described in the ²Installation³ 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 ²Changing the lamp³ 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 ²Auto Image³ function in the ²Computer Image³ menu
of the on screen display.
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 ²Windows Setup³
icon in the Main group.
2.
Verify that your display resolution setting is less than or equal
to 1024 x 768.
For Windows 95,98,2000,XP:
1.
Open ²My Computer³ icon, the ²Control Panel³ folder, and
then double click the ²Display³ icon.
2.
Select the ²Setting³ tab.
3.
In the ²Desktop Area³ 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.
Troubleshooting
If you experience trouble with the projector, refer to
the following information.
If the problem persists, please
contact your local reseller or service center.
ViewSonic PJ255D
24