
VTC-C770DN
6.3.2 SHUTTER/AGC>MANUAL SETUP menu
6.4 LENS menu
To enter LENS menu, press button at MAIN menu-1>LENS>AUTO.
6.5 DAY/NIGHT menu
To enter DAY/NIGHT menu, press button at MAIN menu-1>DAY/NIGHT
MUST BE SET TO DC ONLY.
This camera does NOT support video type auto iris lens.
AUTO – Lens iris is automatically controlled according to the scene‟s
light level.
OPEN – Lens is fully opened regardless of the light level.
CLOSE – Lens is fully closed.
Adjusts the iris control speed.
The lower the value, the faster the speed.
If the speed is too slow or fast, the iris control may be unstable.
Compensates the video level by the manual shutter control and AGC.
Sets the manual shutter to 1/60(1/50), 1/100(1/120), 1/250,1/500,1/1000,
1/2000,1/4000 or 1/10000.
Manual shutter is only useful when luminance is unchanged.
Sets AGC gain in dB. Higher gain compensates for a brighter scene, but
noise increases.
Manual AGC can be set to 6, 12, 18, 24, 30, 36, 42 or 44 8dB.
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