Operating Instructions
2-1. MODE
2-1-1. AUTO :
Optimizes the video level by controlling the iris and the shutter speed automatically.
2-1-2. IRIS PRIOR :
Select to fix IRIS in a certain apperture and the video level is controlled by an
automatic shutter control. Lower IRIS LEVEL will close the iris more and increase the
field of depth in the daytime but significantly decrease the low light performance.
Too much low IRIS LEVEL will result in foggy video by the diffusion from the
lens iris.
2-1-3. SHUT PRIOR :
Select to fix SHUTTER speed to a certain speed and then the video level is controlled
by an automatic iris control. This mode is useful when color rolling occurs
under fluorescent lighting. It is not recommendable for outdoors in the daytime.
2. EXPOSURE
llllllllllllllllllllll
10
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10
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8
2. EXPOSURE
MODE
BRIGHTNESS DAY
BRIGHTNESS NIGHT
SENS-UP
AGC
RETURN
AUTO
X2
Lens initialization is necessary during the installation or the regular operation to
align the position data with the mechanical positions whose lens elements may
move and deviate from its calibrated position by shock or vibration, for example,
during transportation. Lens initialization is automatically executed at power up.
INITIAL starts the lens initialization when pressing the joystick straight down
for about 2 sec. It is necessary to execute LENS INIT in cases below;
- At the final step for the installation.
- When focus becomes out of control by shock or vibration.
1-2-2. LENS INIT :
Select EXPOSURE MODE to AUTO, IRIS PRIOR, SHUT. PRIOR, MANUAL
and Flickerless. If you set to WDR in SCENE ENHANCE menu, SHUT. PRIOR,
MANUAL and FLICKERLESS modes are disabled.
27
Summary of Contents for VIRTUOSO VTC-CB4MZ39
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