Hitachi HV-D30 Security Camera User Manual


 
5) DIGITAL GAIN : Digital gain setup
Select from among 0, +6 and +12 dB. Since added to the Main menu Gain setting,
maximum increase is 36 dB.
6) DNR : Digital noise reduction
Select Off, Mode 1 or Mode 2. Although Mode 2 provides greater noise reduction
than Mode 1, image resolution in slightly reduced.
7) A WHT SPEED : Sets real-time auto white balance response speed.
Standard : Usual setting
x
x
Slow : Slows white balance response. Although usable for general purpose,
intended to reduce disturbance with flashing lights of different color
temperatures or moving vehicle headlights.
8) COMB FILTER
On: Reduces cross color (rainbow effect) with striped images (e.g., performer
wearing a striped necktie).
Note: Less reduction effect in PAL systems, producing a soft image.
9) FILE SELECT: Select scene file from among 1, 2, 3, 4 and PRESET.
.SUB MENU 2
1) DYNA CHROMA : Dynamic chroma ON/OFF
On setting improves coloration in bright scene components.
2) CHROMA GAIN : Level setting in chroma signal
Setting range is -128 to 127. Press R and L to respectively raise or lower the
chroma signal level. Press both L and R for about 2 seconds to set to 0.
3) MASKING : Masking ON/OFF
On (standard) setting provides overall picture adjustment at the Special Set
Masking menu.
4) GAMMA : Gamma ON/OFF
On/off toggle. At Auto Camera Mode, defaults to on.
5) CONTRAST
:
Contrast OFF/NORMAL/HIGH
Contrast can be set in two steps of Normal and High. HIGH enhances the contrast
more than NORMAL.
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