JVC TK-C676 Security Camera User Manual


 
30
Setting Up the Camera Using an RM-P2580
When the difference in brightness between objects is large, the picture may not change
even when the ExDR LEVEL is varied. This is due to the characteristics of the camera
and is not a malfunction.
When the item “SHUTTER” is set to 1/250 or higher, “---“ is displayed and the settings to
the item “ExDR LEVEL” cannot be carried out.
When the item “ExDR MODE” is set to OFF, the settings for the item “ExDR LEVEL”
cannot be varied.
MEMO
This function sets which section of the object is to be displayed in the easiest-to-
view brightness level in the ExDR mode.
To make a low-light section of the object easy to view: Increase the level.
To make a highlighted section of the object easy to view: Decrease the level.
Setting values: –5 to NORMAL to 5
ExDR LEVEL NORMAL
POSITION FUNCTION SET Screen
Item
POSITION TITLE
..
IRIS MODE
Initial Value
AUTO
This screen sets the configurations of functions relating to pictures taken in preset positions.
Function & Setting
Sets the titles for the 99 preset positions and the home position. Titles can be up to
16 characters in length and are shown in the display.
P. 40, “POSITION TITLE Setup”
Determines the lens iris adjustment mode.
AUTO : for auto iris adjustment under standard conditions.
AUTO+ : for auto iris adjustment under slightly brighter conditions.
AUTO– : for auto iris adjustment under slightly dimmer conditions.
MANUAL : for manual iris adjustment.
OFF AREA 1 AREA 2 AREA 3 AREA 4
Photometry area
Photometry area
Photometry area
Photometry area
Photometry area
When “ExDR” is set to other than “ON”, this item will be displayed as “---” and setting will be
disabled.
MEMO
The ExDR function synthesizes pictures captured at a shutter speed of 1/100 and
those captured at higher shutter speeds to help monitor objects having large differ-
ences in brightness levels.
When the “SHUTTER” function is set to “1/250” or a higher, this function does not
work and “---” is displayed as the item name in the CAMERA ALC Screen.
OFF : Turns the ExDR function off.
ON : Tu r ns the ExDR function on.
ExDR MODE OFF
When the ExDR function is on, flicker may appear on the screen under fluorescent light
or mercury lamps. This is due to the principles of the ExDR, and is not a malfunction.
There may be cases where flicker cannot be reduced even under the following condi-
tions: 1) Shutter speed is set at 1/120 in areas where the commercial electric current
frequency is 50 Hz. 2) The shutter speed is set at 1/50 in areas where the commercial
electric current frequency is 60 Hz.
When “BLC” is set to other than “OFF”, this item will be displayed as “---” and setting will
be disabled.
MEMO
Sets of area of back light compensation. Use this function when the object ap-
pears dark (under auto iris control) because of the presence of a bright light source
behind it. This function make it possible to place the unnecessary light source out-
side the photometry area.
BLC OFF
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
AVERAGE : PEAK
8:2
TK-C676-C655 in_LWT0200-001A-H 04.6.22, 9:30 AM30