JVC DOME TYPE CAMERA TK-C676 - Manual (Page 23)

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ENGLISH
CAMERA VIDEO ADJUSTMENT Screen
Item
COLOUR LEVEL
ENHANCE LEVEL
PEDESTAL LEVEL
AUTO BLK. CTL
Initial Value
NORMAL
NORMAL
NORMAL
OFF
Function & Setting
Sets the color level of the picture signal.
To increase
: Set a smaller value.
To decrease : Set a larger value.
Setting values : –5 to NORMAL to 5.
Sets the contour enhancement which controls the sharpness of the monitor pic-
ture.
To soften the picture
: Set a smaller value.
To sharpen the picture : Set a larger value.
Setting values
: –5 to NORMAL to 5.
Sets the pedestal level (black level) of the video signal.
To darken the picture
: Set a smaller value.
To brighten the picture : Set a larger value.
Setting values
: –5 to NORMAL to 5.
Use this function when darker parts of a picture are unclear even after the gain has
been increased using the AGC (Auto Gain Control).
ON
: When the black level of the video signal is low, the pedestal level is in-
creased automatically in order to improve the clarity of the darker parts.
OFF : Turns this function off.
This menu sets the picture signal of the camera, such as the color level and contour enhancement.
CAMERA ALC/ExDR screen
Item
AVERAGE : PEAK
SHUTTER
Initial Value
8:2
1/50
Function & Setting
Sets the method of exposure detection to the ratio between the average and peak
values.
Large Average value : Use this setting when areas other than the highlighted ar-
eas are filled with dark. (Example: 10:0)
Large Peak value : Use this setting when highlighted areas appear as halation.
(Example: 5:5)
Setting values : 10:0, 9:1, 8:2, 7:3, 6:4, 5:5
Sets the electronic shutter speed.
When the item “SENSE UP” is set to “x2” or higher, the, available settings for the
SHUTTER are limited to 1/100 and 1/120.
When the item “ExDR MODE” is set to “ON”, the available settings for the SHUT-
TER are limited to 1/50 and 1/120.
Setting values : 1/50, 1/120, 1/250, 1/500, 1/1000, 1/2000, 1/4000, 1/10000
This screen adjusts the settings of automated functions relating to picture brightness.
●
To reduce the flickering which occurs under fluorescent lighting, set the shutter speed
to 1/100 if your local power supply frequency is 50 Hz and to 1/60 if it is 60 Hz.
●
When a high shutter speeds are used, white stripes may be observed above and
below bright objects. This is called the smear phenomenon and is usual to CCD
cameras.
MEMO