If the projected image is too dark or light, or the
colors are incorrect, try the following solutions: 
- Press the
Color Mode button on the remote
control to try different color modes for the image and
environment.
 
- Check your
video source settings.
 
- Adjust the
available settings on the Image menu for the current input source,
such as Brightness, Contrast, Tint, Advanced, and Color Saturation.
 
- Make sure
you selected the correct Input
Signal or Video Signal
setting on the Signal menu, if available for your image
source.
 
- Make sure
all the cables are securely connected to the projector and your
video device. If you connected long cables, try connecting shorter
cables.
 
- Make sure
the Brightness Settings options
in the Settings menu are set correctly.
 
- Position
the projector close enough to the screen.