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59
CONTENTS
Document
imaging camera
K
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Y
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A
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T
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ON / STANDBY
VOL / ADJ
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3
5
OVERLAY
CAMERA
ARM LIGHT
LOCK
W.BALANCE
CAMERA
GAIN
MENU
ON /
INPUT
ENTER
CT-90113
KEYSTONE AUTO SET
EXIT
PIP
FREEZE
MUTE
CALL
RESIZE
VOL
/
ADJ
STANDBY
2
You can draw figures or write with a pen on
the picture of RGB input or video input, by
using the overlay function.
Remote control
Control panel
(Main unit side)
Camera control panel
Preparation
1
Project a picture on the screen as explained in the step “Picture projection with the document
imaging camera”.
56
2
Prepare white paper and a red or blue pen.
Set the white paper on a flat surface
and set the camera so that the paper
is projected onto the screen.
Adjust the camera to make the white paper be
projected on the wholescreen.
1
S
TO
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ME
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IN
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Select the input source using the overlay
function by pressing INPUT.
Select an input source other than the camera input.
2
INPUT
INPUT
Press OVERLAY.
3
OVERLAY
Draw any line on the paper with a red or
blue pen.
A drawn line is projected on the screen, overlapped
with the picture of the input source.
The position of a pen point can be confirmed on the
screen before drawing anything.
4
RGB picture
Screen
Paper
Overlaying projection
Notes
• Handwriting in colors other than blue or red cannot be displayed properly.
• Handwriting in fine lines may not be displayed properly.
Adjust the gain with CAMERA GAIN (+/
-
) so
that the overlaying picture is displayed clearly.
5
CAMERA
GAIN