Iris Gate; Gate: Iris Gate On/Off - Hitachi HV-C20 Operation Manual

6. IRIS GATE

GATE: Iris gate ON/OFF

ON mode
The AGC, lens iris and auto electronic shutter are controlled by detecting the video signal level
at the set window section. As the window signal is superimposed on the video signal
in the menu mode, the optimum window signal can be set by changing the size and position
of the gate area, while observing the monitor. In the direct mode, the gate area is not displayed.
OFF
The AGC, lens iris and auto electronic shutter are controlled by detecting the video signal
of the entire screen. The gate area is not set. Further, the window is not displayed.
GATE AREA < UP/DOWN >: Moves the gate area vertically.
GATE AREA < LEFT/RIGHT >: Moves the gate area horizontally.
GATE AREA < LARGE/SMALL >: Sets the size of the gate area.
< < < IRIS GATE > > >
GATE
GATE AREA < UP/DQWN >
GATE AREA < LEFT/RIGHT>
GATE AREA< LARGE/SMALL >
RETURN
RETURN: The SUB MENU is displayed.
:ON
Gate area