Exposure; White Balance - Samsung SIR-4260 User Manual

High resolution d/n ir dome camera
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Operating Your Camera

EXPOSURE

MAIN MENU
1.LENS
2.EXPOSURE
3.WHITE BAL
1. When the SETUP menu screen is displayed, select'EXPOSURE'by using the Function
Setup switch so that the arrow indicates'EXPOSURE'.
2. Select a desired mode using the Function Setup switch.
EXPOSURE SETUP
1.BRIGHTNESS
2.SHUTTER
3.AGC
4.SENS-UP
5.RETURN
SHUTTER : You can select the shutter.
- A.FLK
: Select this when you experience picture flicker, which can happen when
there is a clash with the frequency of the installed lighting.
- ---
: Shutter speed is fixed at 1/60sec(1/50sec)
- MANUAL : You can control shutter speed manually.
(NTSC MODEL : 1/60~1/120,000, PAL MODEL : 1/50~1/120,000)
- ESC
: Select this to control the shutter speed automatically. If ESC is selected, the
shutter speed is automatically controlled depending on the ambient
illumination of the subject.
Notes
• When you use a DC lens, set the shutter mode to fixed(---) if color rolling occurs.
• When the SHUTTER is set to MANUAL or A.FLK mode, SENS-UP will be disabled.
AGC(AUTO GAIN CONTROL) : The higher the gain level, the brighter the screen -
but the higher the noise.
- OFF : Deactivates the AGC function.
- LOW : Allows automatic gain control from 5.3dB to 32dB.
- HIGH : Allows automatic gain control from 5.3dB to 37dB.
SENS-UP : When it is night or dark, the camera automatically detects the light level
and maintains a clear picture if this mode is activated.
- OFF : Deactivates the SENS-UP function.
- AUTO : Activates the SENS-UP function.
18
COLOR DOME CAMERA
DC
ATW
25
---
HIGH
OFF
User's Manual
RETURN : Select this to save the changes in the EXPOSURE menu and return to the
SETUP menu.
Notes
• I f you press the Function Setup switch in 'AUTO' mode, You can adjust brightness
by increasing or decreasing the shutter speed. (x2 ~ x512)
• N ote that the higher the zoom level, the brighter the screen, but the more likely it
is that an after-image will appear.
• A lthough Noise, Spots, and Whitish symptoms may occur in SENS-UP operation
when the zoom level is increased, this is normal.
White Balance (White Bal.)
Use the White Balance function to adjust the screen color.
1. When the SETUP menu screen is displayed, select 'White Bal.' by using the Function
Setup switch so that the arrow indicates 'White Bal.' .
2. Select a desired mode using the Function Setup switch.
MAIN MENU
1.LENS
2.EXPOSURE
3.WHITE BAL
4.SSDR
※ Select one of the following 5 modes, as appropriate for your purpose.
ATW
: Select this when the color temperature is between 1,700˚K and 11,000˚K.
OUTDOOR : Select this when the color temperature is between 1,700˚K and 11,000˚K.
(sodium light inclusion)
INDOOR
: Select this when the color temperature is between 4,500˚K and 8,500˚K.
MANUAL
: Select this to fine-tune White Balance manually. Set White Balance first
by using the ATW or AWC mode. After that switch to MANUAL mode,
fine-tune the White Balance and then press the Function Setup switch.
AWC →SET : To find the optimal luminance level for the current environment, point
the camera towards a sheet of white paper and press the Function Setup
switch. If the environment changes, readjust it.
Notes
• W hite Balance may not work properly under the following conditions. In this case
select the AWC mode.
When the color temperature of the environment surrounding the subject is out
...... ... ...
of the control range (e.g. clear sky or sunset).
...When the ambient illumination of the subject is dim.
2
I f the camera is directed towards a fluorescent light or is installed in a place
......
3
where illumination changes dramatically, the White Balance operation may
become unstable.
COLOR DOME CAMERA
DC
ATW
OFF
19
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