BLC (Back Light Compensation) ON / OFF (BLC
ON)
Under bright lighting conditions from behind the subject, the camera will close
the iris automatically. Select BLC mode to counteract this. In normal lighting
conditions, select BLC to OFF. It is set to OFF at the factory.
1-2. Power Input Terminal
This terminal provides connections for DC 12V or AC 24V.
It is not polarity sensitive. The unit has a wide power tolerance, within DC
10V~DC 40V or within AC 15V~AC 30V. It is not a special requirement to use
a regurated power supply, but using a regurated supply is recommended.
1-3. Video Out Jack (BNC Female)
Connect Coaxial cable from this BNC connector to the monitor. Use a high
quality coaxial video cable to ensure good picture quality over long distances.
1-4. Power Indicator
Red power lamp turns on when the power is properly supplied.
1-5. Vertical Phase Adjustment Push Button (Line Lock mode)
White Balance Push button
The up/down push buttons control V phase at L/L mode and control manual
white balance at the WBM mode.
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At the L/L Mode
When the unit is used with system equipment and other cameras, it is
required to synchronize the Vertical Phase between the cameras when using
24VAC. It is recommended to use a multi-channel oscilloscope for correct
adjustment.
Push the buttons once at a time up or down when vertical phase of the unit
does not match the other cameras or system equipment.
◆
At the WBM (White Balance Manual) Mode
Adjust the white balance with the push buttons when the camera is used with
the special lighting such as sodium lamps. Usually it is not used for security
applications.
These two functions cannot be adjusted at the same time. Adjust each mode
in turn.
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7
* Color 6 Way Dip Switch Functions
Sync Mode Selection(L/L INT)
* INT(Internal Sync) Mode
This mode is used when the camera is installed outoor with one camera to
one monitor operation.
* L/L(Line Lock) Mode : To work with other cameras using 24VAC and
230VAC power, it is required to synchronize the video signals in order to
remove picture fluctuation problems. In the case of one camera with one
monitor under fluorescent lighting, the picture is affected by the 24VAC and
230VAC power frequency in INT mode. A flickering picture may result from
this condition. Set Dip S/W to L/L mode to remove this problem. It is set to L/L
at the factory.
White Balance Control
* WBA (White Balance Auto) mode ( )
The camera controls the white balance automatically. It is recommended for
most applications. It is set to WBA at the factory.
* WBM (White Balance Manual) Mode( )
White balance is controlled manually under this mode by adjusting the push
button up or down. It is not used for normal applications. It may needed for
special conditions or when the camera is used under special lighting. The
back ground of the picture may become red or blue under manual
adjustment.
Gamma Correction Select Mode ( =1.0 0.45)
Select 1.0 when the picture needs to be darker in contrast.
It is set to 0.45 at the factory.
Automatic Gain Control (MAX
AGC)
Use this mode for dark illumination or at night. If the MAX(AGC Max) is
selected the camera increases the video signals to maximum so that the
picture looks brighter.
At MAX mode, unnecessary noise is increased also and the picture may
display noise on the screen. This is normal. It is set to AGC at the factory.
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