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159
Problem
Possible Cause and Solution
The NVR displays
live video for some
cameras and No
Resource for
others.
ï‚Ÿ Set the camera to encode the sub
stream, and decrease its resolution
to D1.
ï‚Ÿ Set the NVR to use the sub stream
first for live view.
A camera goes
online and offline
repeatedly.
ï‚Ÿ Check if network connection is
stable.
ï‚Ÿ Upgrade the firmware for the
camera and the NVR. Contact your
dealer for the latest versions.
Live view is
normal, but the
recording cannot
be found.
ï‚Ÿ Check if a recording schedule has
been properly configured.
ï‚Ÿ Check if the time and time zone
configured in the NVR are correct.
ï‚Ÿ Check if the hard disk storing the
recording has been damaged.
ï‚Ÿ Check if the desired recording has
been overwritten.
Motion detection is
not effective.
ï‚Ÿ Check if motion detection is
enabled, and the motion detection
area is properly configured.
ï‚Ÿ Check if detection sensitivity is
properly set.
ï‚Ÿ Check if the arming schedule is
properly configured.
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