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Below are a few possible reasons why this may be occurring:
•
The video quality setting is too low.
•
The DVR software has a read error. Restart the DVR to solve this problem.
•
The hard drive cable is damaged.
•
The hard drive is malfunctioning.
•
The DVR's hardware is malfunctioning.
8. There is no audio during real-time monitoring.
Below are a few possible reasons why this may be occurring:
•
The microphone being used is not sufficiently powered.
•
The speakers being used are not sufficiently powered.
•
The audio cable is damaged.
•
The DVR hardware is malfunctioning.
9. There is no audio during recorded video playback.
Below are a few possible reasons why this may be occurring:
•
Audio may not be enabled for that channel.
The corresponding channel may not have any audio input.
10. The timestamp is not displaying the correct time.
Below are a few possible reasons why this may be occurring:
•
The time and date settings may not be configured correctly.
•
The battery inside the DVR may be loose, or the battery is running low.
11. PTZ control is not working.
Below are a few possible reasons why this may be occurring:
There may be an error with the PTZ front panel buttons.
•
The PTZ decoding settings aren't configured correctly.
•
The PTZ connection may be loose or may not be installed correctly.
•
An incorrect cable may be used to connect the PTZ enabled DVR to the DVR.
•
The PTZ decoder and the DVR protocol are not compatible.
•
The PTZ decoder and DVR address are not compatible.
•
Multiple PTZ decoders are causing reverberation or impedance matching, causing PTZ signal interference. Use
a 120 Ohm resister between the PTZ cables to reduce interference.
•
The PTZ cable is too long or signal degradation is too great.
12. Motion detection does not work.
Below are a few possible reasons why this may be occurring:
•
The motion detection time period may be incorrectly configured.
•
Motion detection zone setup is not correctly configured.
•
Motion detection sensitivity is too low.