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No CVBS output from camera (IPC)
Answer:

Some IP cameras support CVBS output, please go to Configuration – Image – Display settings – Other - Local Output to enable it.

What does 4K mean?
Answer:

The name "4K resolution" refers to a horizontal resolution of approximately 4,000 pixels. It has been developed into a variety of standards. The DCI 4K resolution standard (4096 * 2160 pixels) is widely respected by the film and video production industry. Besides, UHDTV standard (3840 * 2160 pixels) is also popular which has twice the horizontal and vertical resolution of 1080p (as shown in the figure below)


Stay on the black and white images.
Answer:

1.Please check if the system of video input, DVR, monitor or TV is completely consistent;

2.And kindly check if the infrared lights are always on, maybe the light board failures will send out the wrong signals, which cause the images to switch to night vision mode.

Flashlight phenomenon appears on the monitor screen(blight light in the centre, around the image is blurry)
Answer:

Please check if there is a strong light interference around the camera, and if there is some reflective objects that can directly illuminate the floor or window, which will also interfere the camera.

White aperture appears on the monitor screen, around the image is blurry.
Answer:

It is a light leak which caused by the foam pad of the lens loosed, please disassemble the camera and adjust the foam pad, this issue will be resolved.


Reversing line appears on the images
Answer:

Please disconnect the power supply and reconnect the camera to check, if this can’t work, it is the board problems, please return for repair.


Image is pink
Answer:

IR-CUT was stuck and didn’t switch back, or the cable was connected against, please unplug the power supply and reboot the camera. For the simple models, you can change the cable by youself. But if it is complicated model, please return the item for repair.

How to chang the video smoothing
Answer:

Adjusting the size of video frame,encode,quality and max bitrate. In main menu>setup>record>record bitrate . By decreasing the smoothing index,the frame size is increased and the image is clearer. While increasing the smoothing index, the size of frame would be decreased and would get close to frame size. And the image looks smoother.
The smoothing index can be used to adjust the stream bandwidth. The adjustable range is 1-25 and the default value is 25.

Can I use the camera under strong light condition?
Answer:

No, strong light will harm the sensor.


What is the difference between ICR camera and ordinary camera?
Answer:

In order to solve the problems including white image and defocus in the daylight, ICR camera uses two filters. One is used to filter out infrared light during the daylight and another is for filtering out visible light at night. When the illuminance is lower than the threshold set in the OSD menu, the camera will automatically switch to the other filter. However, the ordinary camera uses the same filter all day long.


How to focus the camera?
Answer:

Focus adjusting for bullet camera: open the cover on bullet camera, and unscrew the lens’s cover, where beneath the lens a small screw can be adjusted.
Note that for product model which represents motorized zoom lenses, focus can be adjusted on PTZ control panel in IE browser.

 
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