EverFocus Color Rugged Dome Camera EHD350 - Manual (Page 10)

9
DIP SWITCH FUNCTION
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.
Vari-Focal Lens