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MOUNTING THE LENS
Installation of a VIDEO type auto-iris lens
(sold separately)
A 1/2 or 2/3 inch C mount type lens with EE amplifier circuit
that uses the video signal and a DC power source.
1 Remove the lens mount cap.
2 Attach the supplied C mount adaptor (A) to the
auto-iris lens (B), then install the assembly on the camera.
3 Connect the lens plug to the LENS connector on the side
of the camera.
If the lens plug shape or wiring does not correspond to
the specifications below, connect the supplied plug as
indicated.
• When using lenses from other makers, make sure that
the pins connections in the plug correspond to the
ones of the camera.
Refer to the lens specifications to check the pins
connections in the plug.
• If they are different than indicated, remove the original
plug and connect the supplied plug according to the
diagram.
4 Set the A.I. LENS switch in the camera setup section to
the VIDEO position.
Pin layout
DC type lenses VIDEO type lenses
1
Brake coil (–) +12 V DC (50 mA max.)
2
Brake coil (+) Not used
3
Drive coil (+) Video output (1.0 Vp-p, high
impedance)
4
Drive coil (–) Ground (for video signal and DC
power)
2 (A)
(B)
3
31
2
4
DC
VIDEO
4
L73K4/US GB 1998, 3, 11
English 7