Sharp PG-C45X - Notevision XGA LCD Projector, Operation Manual

Page: 43 / 107

Correcting Trapezoidal Distortion ( Keystone Correction )
Correcting Trapezoidal
Distortion
This function allows for Keystone (On-screen
Trapezoidal Distortion) Correction.
Note
•
When the image is projected either from
top or from bottom towards the screen at
an angle, the image becomes distorted
trapezoidally.
The function for correcting trapezoidal dis-
tortion is called Keystone Correction.
•
The Keystone Correction can be adjusted
up to angle of approximately
±
35 degrees.
1
Press .
•
Pressing again while the BOR-
DER, STRETCH or SMART STRETCH
screen is displayed will start the Digital
Shift function. See page
39 .
2
Press
'
,
"
,
\
and
|
to adjust
the Keystone correction.
•
If you want to make more detailed cor-
rections, press
to display the test
pattern, and then press
' ' ' ' '
,
" " " " "
,
\ \ \ \ \
and
| | | | |
to make the adjustments.
Note
•
Since the trapezoidal distortion of the im-
age can be corrected up to an angle of
approximately
±
35 degrees, the actual
screen can be diagonally set up to that
angle as well.
•
Press to cancel Keystone Correction.
•
When no signal is detected, the test pat-
tern will be displayed without pressing
.
3
Press .
Note
•
You can use the same settings used
in NORMAL mode 4:3 for 16:9.
•
Straight lines or the edges of images
may appear jagged while adjusting
the image.
KEYSTONE button
UNDO button
ENTER button
Normal screen
Keystone Correction screen
Compresses
upper side.
Compresses
lower side.
Test pattern
-38
'
,
"
,
\
,
|
buttons