DIP Switch Function

Vari-Focal Lens

LL (Line-Lock) OFF/ON

To select the sync mode between Internal Sync.(LL off) and Line-Lock (LL on).

Set the line-lock off, the camera will synchronize to the internal time base. Set the line-lock ON, the camera’s vertical synchronization can be driven by the AC signal in the power lines.

Note: Line-Lock sync mode operation is possible only when used with an AC power source; it is not possible with a DC power source.

The default setting is OFF.

AGC (Automatic Gain Control) OFF/ON

AGC ON: The sensitivity increases automatically when light is low.

AGC OFF: A-low-noise picture is obtained under a low light condition.

The default setting is ON.