X80XX Digital Video Recorder User Manual…………………………………………………v1.3
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Chapter 7 FAQ
If your problem is not in below, call our hotline and we will resolve any issues or problems you may have.
1.
Question
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Why DVR can’t work after starting it?
Answer
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Check the adaptor input
Check the on-off power line, does it well-connected?
Check the on-off power
Check the upgrade procedure whether it’s wrong
Check the main board of DVR whether it’s ok
2.
Question
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Why DVR will automatic reboot or stop after starting DVR several minutes?
Answer
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Instability or low input voltage
Bad track hard drive or the line of hard drive is bad
On-off power supply is not enough
The front-end video signal instability
High temperature, too much dust, too bad the DVR operating environment
The main board is not well-connected with other board
The hardware of DVR is fault
3.
Question: Why there is no output of single channel, multi channel or all channel video?
Answer:
Please check the adaptor of camera whether it is well-connected
Please check the connect line for connecting video input and video output in the back board of
DVR
Please directly insert the video source into the display device, and check whether the video source
and display device aspect of the problem.
Check the brightness of the picture is 0, and bring it back to its original default setting
No video input signal or too weak
Display settings in the preview set to be closed
