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LTC3384_IN_93583.qxd
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3
Zooming and Focusing procedure:
1.
Apply zoom control signals to
set the zoom to "TELE" end.
2.
Apply focus control signals and
align focus.
3.
Apply the zoom control signals
to set the required angle of field.
4.
If the image becomes out of
focus due to zooming, adjust the
back focus (see below).
Back Focus Adjustment:
(which can be focused on
easily).
2.
Set the zoom to "WIDE" and
align the focus with the camera
(refer to the camera
instructions).
3.
Set the zoom to "TELE" and
align the focus with the lens.
4.
Repeat the above procedures
several times until the focus at
both ends of the zoom range
(WIDE and TELE) are most
appropriate.
6/26/03
2:35 PM
T L
C
3
Cable Connection
Focus/Zoom (8-Pin Female Connector)
4-wire control
Pin
Focus 6
5
6
5
Pin
Zoom 6
4
6
4
3-wire control
Pin
Focus 2&6 +
5
2&6 -
5
Pin
Zoom 2&6 +
4
2&6 -
4
2&6: Connect pins 2 and 6 together
Bosch Security Systems | 06 2003 | Version 93584
Page 3
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Installation Instruction
Polarity
Direction
+
Inf.
-
-
Near
+
Polarity
Direction
+
Wide
-
-
Tele
+
Polarity
Direction
Inf.
-
Near
+
Polarity
Direction
Wide
-
Tele
+
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