JVC TK-C1530U Instructions - Page 21

DC IRIS lens

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1. Check the mounting method of the lens before mounting ● This camera is set to CS-mount lens before shipment. To use a C-mount lens, loosen the back focus fastening screw with a screwdriver, turn the back focus adjustment ring with your finger or the screwdriver and change the mounting method. ● For the dimension (a) of the lens mounting section as illustrated in the diagram, use the value that is shown in the table below. Note: ● Never use one that exceeds the dimension (a) as it will damage the inner part of the camera and will not allow normal installation. This will result in a malfunction. Lens C-mount lens CS-mount lens Flange back (b) 17.526 mm 12.5 mm Dimension (a) 5.5 mm or less 2. Turn the lens clockwise and mount it securely on the camera. 3. For an automatic iris control lens, select the switch on the side of this camera according to the lens used. VIDEO : When using a lens with a built-in EE amplifier DC : When using a lens without a built-in EE amplifier 4. In the case of an automatic iris control lens, check the pin arrangement and connect the lens cable to the socket. Ⅵ 4 pin plug Pin number 1 2 3 4 DC IRIS lens VIDEO IRIS lens (Without built-in EE amplifier) (With built-in EE amplifier) Brake (-) 9.0 V (Max. 50 mA) Brake (+) NC Drive (+) VIDEO Drive (-) GND 21

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21
1.
Check the mounting method of the lens before mounting
●
This camera is set to CS-mount lens before shipment. To use a C-mount
lens, loosen the back focus fastening screw with a screwdriver, turn the
back focus adjustment ring with your finger or the screwdriver and change
the mounting method.
●
For the dimension (a) of the lens mounting section as illustrated in the
diagram, use the value that is shown in the table below.
Note:
●
Never use one that exceeds the dimension (a) as it will damage the inner
part of the camera and will not allow normal installation. This will result in a
malfunction.
2.
Turn the lens clockwise and mount it securely on the camera.
3.
For an automatic iris control lens, select the switch on the side of this
camera according to the lens used.
VIDEO
: When using a lens with a built-in EE amplifier
DC
: When using a lens without a built-in EE amplifier
4.
In the case of an automatic iris control lens, check the pin arrangement
and connect the lens cable to the socket.
²
4 pin plug
Lens
Flange back (b)
Dimension (a)
C-mount lens
17.526 mm
5.5 mm or less
CS-mount lens
12.5 mm
Pin
number
DC IRIS lens
(Without built-in EE amplifier)
VIDEO IRIS lens
(With built-in EE amplifier)
1
Brake (-)
9.0 V (Max. 50 mA)
2
Brake (+)
NC
3
Drive (+)
VIDEO
4
Drive (-)
GND