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3. Installation of the 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.
The pin assignment of the lens connector is as follows:
Signal for video iris lens :
Signal for DC iris lens :
Pin 1: Power 9V DC,
Pin 1: DAMP -
50mA max.
Pin 2: DAMP +
Pin 2: Not used
Pin 3: DRV +
Pin 3: Video Signal; 1,3Vpp /40k
Pin 4: DRV – (GRD)
Pin 4: Shield; ground
Cut the iris connector cable at the edge of the lens connector to remove the
existing lens connector and then remove the outer cable cover of the
supplied connector as shown in the diagram.
Solder the lens cable to the pins of the supplied connector.
Auto iris lens connector
