Camera Operation 
BACKLIGHT (Backlight Compensation)
When there is a strong backlight behind the object, clear images of the background as well as the object can still be obtained by using the BACKLIGHT function.
1.Please position the arrow to point to 'BACKLIGHT' on the SETUP menu by using the UP and DOWN buttons.
2.Please select the mode you wish to operate by pressing the LEFT or RIGHT button.
HIGH/MIDDLE/LOW: You can adjust the sensitivity of Backlight Compensation. 
OFF: BACKLIGHT function does not operate.
BACKLIGHT ON | BACKLIGHT OFF |
AGC (Auto Gain Control)
1.Please position the arrow to point to 'AGC' on the SETUP menu by using the UP and DOWN buttons.
2.Please select the mode you wish to operate by pressing the LEFT or RIGHT button. As the level of gain increases, the screen gets brighter and the level of noise also increases.
HIGH: The gain increases or decreases within the range of 6dB ~ 34dB.
MIDDLE: The gain increases or decreases within the range of 6dB ~ 30dB.
LOW: The gain increases or decreases within the range of 6dB ~ 18dB.
OFF: The gain is fixed at 6dB.
3.Please press the SETUP button. The BRIGHTNESS can be adjusted within the range of 1~70.
4. Please press the SETUP button when all the settings are complete.
COLOR DOME CAMERA 22 User’s Manual | COLOR DOME CAMERA 23 User’s Manual |