can use the Panel Alignment feature to manually adjust the color
convergence (the alignment of the red, green and blue colors) in
the projected image.
your projector to warm up for at least 10 to 15 minutes and make
sure the image is in focus before you use the Panel Alignment
feature. The projected image size should be at least 60 inches
(152 cm) diagonally and the projection surface should not be
colored or textured; otherwise the adjustment grids are difficult