Mitsubishi Electric DLP PH50 series Manual page 33

1.4.3.2.4. Adjusting procedure
1. After making an image size smaller than the outline of
screen with the zoom axis, adjust Tilt, V position and H
position so that upper and lower spaces and right and left
spaces will be almost equalized respectively.
A=A', B=B'
2. Correct the horizontal keystone distortion, and adjust the
image position to the center of the screen with "H position".
3. Correct the vertical keystone distortion, and adjust the image position to the center of the
screen with "V position".
4. Adjust the image size to fit the outline of the screen.
5. Adjust all screens roughly, and tweak so that each image will link seamlessly in a multi
screen.
1.4.3.2.5. Fixing the adjuster
Fix the 5 fixing screws in the reverse order of "1.4.3.2.1 Release the lock screws" on page 29.
Before shipment, in addition to above, be sure to fix the 4 lock screws of the adjuster (chapter 2.5,
on page 85).
Correct the horizontal
keystone distortion.
Correct the vertical
keystone distortion.
33
A A'
Adjust the horizontally shifted
image to the center of the screen.
Adjust the vertically shifted image
to the center of the screen.
REV 2.4
B
B'