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Installation of Auto Iris Lens Connector
Install the lens connector (YFE4191J100) when using a
video drive ALC lens.
The installation should be made by qualified service
personnel or system installers.
(1) Cut the iris control cable at the edge of the lens
connector to remove the existing lens connector
and then remove the outer cable cover as shown in
the diagram below.
The pin assignment of the lens connector is as fol-
lows:
Pin 1: Power source; +9 V DC, 50 mA Max.
Pin 2: Not used
Pin 3: Video signal; 1.3 V [p-p]/40 kΩ
Pin 4: Shield, ground
Pin 3
Pin 4
Pin 2
Rib
Pin 1
(2) Solder the lens cable to the pins of the supplied
connector.