Firmware User Manual
111
Troubleshooting
Although the default settings of the camera are ideal for 90% of the cases, there may be some rare cases
when the settings need to be adjusted or the device has to be examined. The following section provides
easy troubleshooting solutions for most cases. In some occasions, the unexpected symptoms may be the
result of selecting the product that is not suitable for given environment.
For more detailed explanations and instructions of each situation, please refer to the complete
Troubleshooting Guide on the website.
Image Quality Troubleshooting
Auto Focus: Refocus button; Manual focus: adjust manually
Reduce aperture size, widen the viewing angle, install camera farther from objects
Vari-focal lens: widen the viewing angle; Zoom lens: press the zoom-out button;
Fixed lens: replace it with wide angle fixed lens or choose another model with wide
angle lens
Increase video resolution; zoom-in (zoom lens) or adjust lens to telephoto position
(vari-focal); Install the camera closer to target; Change to the lens with longer focal
length; Change the camera model with higher resolution or longer focal length
Use Auto Exposure Mode and increase AE Reference Target; set the Slowest Auto
Shutter Speed to slowest possible (1/5s); Add external light source to illuminate the
area the camera is shooting
Use Auto Exposure Mode and reduce AE Reference Target if necessary
Enable DNR; Enlarge the aperture; Lower AE Reference Target in Auto Exposure
mode; Lower the Exposure Gain in Manual Exposure mode; Lower video resolution;
Add extra visible or IR lights
Wrong colors or
color rolling
Manually correct the colors by using white paper “Hold” button in Auto White
Balance mode; Adjust the camera’s position or viewing direction; Adjust the light
source
Make sure there is sufficient light; Make sure the Day/Night Mode and IR LED
Control are both in Auto mode; Make sure that the “Switch from Day mode to Night
mode” does NOT have the most extreme value – 100; Manual iris: open the iris by
rotating the ring towards “O”; Remove the protective cap of the lens during
installation
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