JVC VN-H657U Instructions Manual page 56

Hd ip ptz camera
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Iris
The iris is adjusted automatically. You can also set
exposure compensation to ±1 with respect to the
auto adjustment value.
[Set values: Auto -1, RAuto, Auto +1]
Back Light Compensation
Set this feature when there is a bright light source
in the same direction as the object. Enables
unwanted light sources to be excluded from the
photometry area.
OFF:
0
Disables backlight compensation.
Area 1 to 4:
0
Select a photometry area from the four areas.
[Set values: ROFF, Area 1, Area 2, Area 3, Area 4]
Photometry area
OFF
Area 1
Area 2
.
Memo :
The backlight compensation area is not linked
0
to the electronic zoom.
[Control] - [Image Settings] Settings
56
Day/Night
Sets video to Black & White mode. Also allows you
to select from among 3 levels for automatically
activating Black & White mode in low-light
conditions.
9 Mode
0
0
0
0
0
Area 3
Area 4
[Set values: RColor, Black & White, Auto Low, Auto
Mid, Auto High]
Memo :
0
0
Color:
Keeps color mode activated at all times.
Black & White:
Keeps Black & White mode activated at all
times.
Auto Low:
Switches to Black & White mode when the
subject's signal level has a low level of
brightness.
Auto Mid:
Switches to Black & White mode when the
subject's signal level has a medium level
brightness.
Auto High:
Switches to Black & White mode when the
subject's signal level has a high level of
brightness.
The mechanical sound of the infrared filter
insertion/removal can be heard when the mode
switches.
If you set "Auto Low", "Auto Mid", or "Auto High",
the camera immediately switches modes when
the set amount of illumination is detected.

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