HIKVISION HWD-7100MH Series User Manual page 188

Digital Video Recorder User Manual
connected analog camera. You cannot set the parameters if the connected analog camera does
not support them or there is no video signal.
The parameters are saved to the connected analog camera and are not saved to the DVR.
The default value of Day to Night Sensitivity, Night to Day Sensitivity and IR Light
Brightness is 5. The effective value ranges from 1 to 9.
If you exit from the interface and enter it again, the parameters displayed are those you have
set the last time.
The DVR connects to the analog camera via coaxitron and there is no response mechanism.
Even if the coaxitron is abnormal, the parameters are still displayed to be set successfully.
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