Problem Solving |
| 79 |
|
|
|
Check
Is the computer set for dual display?
Only when projecting computer images
Is the correct resolution selected?
Only when projecting computer images
Image colors are not right
Remedy
If dual display is activated in the "Display Properties" of the computer's Control panel, only about half of the image on the computer screen is projected. To display the entire image on the computer screen, turn off the dual display setting. s Computer video driver documentation
Set the computer so that the signals being output are compatible with the projector. s "Supported Monitor Displays" p.114 s Computer documentation
Check
Do the input signal settings match the signals from the connected device?
Is the image Brightness set correctly?
Are the cables connected correctly?
Is Contrastgadjusted correctly?
Is the Color Adjustment correctly?
Are the Color Saturation and Tint adjusted correctly?
Only when projecting images from a video source
Images appear dark
Remedy
Change the following settings according to the signal for the connected equipment.
When image is from a device connected to the Computer or BNC input port s Signal menu - Input Signal p.46 When image is from a device connected to the Video or
Adjust the Brightness setting from the configuration menu. s Image Menu - Brightness p.44
Check that all the cables required for projection are securely connected. s Quick Start Guide
Adjust the Contrast setting from the configuration menu. s Image Menu - Contrast p.44
Adjust the Color Adjustment setting from the configuration menu. s Image Menu - Color Adjustment p.44
Adjust the Color Saturation and Tint settings from the configuration menu. s Image Menu - Color Saturation, Tint p.44
Check
Is the image Brightness set correctly?
Is Contrastgadjusted correctly?
Is the lamp due for replacement?
Remedy
Adjust the Brightness and Power Consumption settings from the configuration menu. s Image Menu - Brightness p.44 s Settings Menu - Power Consumption p.48
Adjust the Contrast setting from the configuration menu.
s Image Menu - Contrast p.44
When the lamp is nearly ready for replacement, the images become darker and the color quality becomes poorer.When this happens, replace the lamp with a new lamp. s p.89
