Mitsubishi Electric XD8500U User Manual page 14

Setting up your projector (continued)
Adjustment using the KEYSTONE mode:
When the screen and the projector are not placed
perpendicularly to each other, projected images
become trapezoidal. If you cannot place them
perpendicularly to each other, press the ENTER/
GEOMETRY button on the projector or the
GEOMETRY button on the remote control to display
the KEYSTONE mode and then press the , ,  or
 button to correct the distortion.
Every time you press the BLANK button, the
adjustment menu changes as follows:
KEYSTONE → RESET → KEYSTONE ...
KEYSTONE menu
You can correct the distortion vertically or horizontally
focusing on the screen center.
In the following cases (for front projection):
Press the 
button.
When you press the  or  button in the RESET
mode, the distortion correction is reset.
Important:
reset the lens to the factory-adjusted position using
LENS SHIFT RESET in the INSTALLATION 1 menu
before carrying out KEYSTONE-mode adjustment.
(See page 34.)
out, the adjustment value is indicated. Note that
this value doesn't mean a projection angle.
effect, the resolution decreases. In addition, stripes
may appear or straight lines may bend in images
with complicated patterns. They are not due to
product malfunctions.
KEYSTONE
: 0
: 0
KEYSTONE
SELECT : BLANK
Press the 
button.
Press the 
button.
Press the 
button.
performed, the displayed image may be distorted.
projector and the screen, a perfect rectangular
image and the proper aspect ratio may not be
obtained. Slight distortion can be corrected by the
CORNERSTONE-mode adjustment.
KEYSTONE-mode adjustment because of the type
of the video signal being projected and the setting
values of the KEYSTONE-mode adjustment. In
such cases, set the KEYSTONE-mode adjustment
values in the range where the image is displayed
without noise.
adjustment and the CURVED-mode adjustment
in combination, the adjustment range becomes
narrower than that in the case where you carry out
these adjustments individually. When setting the
KEYSTONE-mode adjustment value to 11 or larger,
you cannot use the CURVED-mode adjustment.
adjustment while the option lens is in use, you
may not be able to obtain a perfectly rectangular
image or the correct aspect ratio. Slight distortion
can be corrected by the CORNERSTONE-mode
adjustment.
Adjustment using the CORNERSTONE mode:
Use this adjustment for fine adjustment of the image
shape. You can use this adjustment for adjusting
the image displayed in the edge blending mode
(see page 36), too. For adjustment, press the
ENTER/GEOMETRY button on the projector or the
GEOMETRY button on the remote control to display
the CORNERSTONE mode and then press the , ,
 or  button.
Every time you press the BLANK button, the
adjustment menu changes as follows:
LOWER RIGHT → LOWER LEFT → UPPER RIGHT →
UPPER LEFT → RESET → LOWER RIGHT ...
EN-14
CORNERSTONE
: 0
: 0
LOWER RIGHT
SELECT : BLANK