Hitachi HV-D30 Security Camera User Manual


 
Notes: 1) Before this adjustment, set Gain to Normal and Shutter to Off. Return the
previous settings after adjusting.
2) Open Limit needs to be set properly for normal AGC coupled operation.
6) CLOSE Limit : (Lens Type is DC mode.)
Observe the iris and adjust to precisely the largest value (smallest diameter). The
setting range is from -128 to Close Limit -1. Press R to increase and L to decrease
the setting. Press L and R buttons simultaneously for about 2 seconds to set to -85
for Cosmicar or to -65 for Others.
Notes:
1. Before this adjustment, set Gain to Normal and Shutter to Off. Return the
previous settings after adjusting.
2. Close Limit needs to be set properly for normal AES coupled operation.
7) IRIS GAIN : Iris control voltage gain adjustment (Lens Type is Video mode).
Adjustment is required when replacing a Video type lens or if using the camera for
the first time. The setting range is from -10 to 10. Press R to increase and L to
decrease the setting. Simultaneously press the L and R buttons for about 2 seconds
to set to 0.
Next adjust the lens Level control to highlight the central marker of the video signal
level indicator. Adjust the lens level control to where the circle is positioned at the
video signal level indicator triangle mark. Refer to description of video signal type
lens adjustment (page 7).
If auto iris does not operate even at the Hi or Low extremes of the Level setting,
adjust the Iris Gain setting.
Notes: Before adjusting Iris Gain, be sure to set the Gain to Normal, High or Max, and
Over-ride to 0. Adjustment is incorrect in the AGC mode. After adjusting,
return the previous settings.
7. WHITE GATE
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