Network Video Recorder User Manual
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16.3 Device Command
Please scan the QR code below to view the device command document.
Figure 16-2 Device Command
16.4 Frequently Asked Questions
16.4.1 Why is there a part of channels displaying “No Resource” or
turning black screen in multi-screen live view?
Reason
1. Sub-stream resolution or bitrate settings is inappropriate.
2. Connecting sub-stream failed.
Solution
1. Go to Camera → Video Parameters → Sub-Stream. Select the channel, and turn down the
resolution and max. bitrate (resolution shall be less than 720p, max. bitrate shall be less than
2048 Kbps).
Note
If your video recorder notifies not support this function, you can log in to the camera, and
adjust video parameters via web browser.
2. Properly set the sub-stream resolution and max. bitrate (resolution shall be less than 720p,
max. bitrate shall be less than 2048 Kbps), then delete the channel and add it back again.
16.4.2 Why is the video recorder notifying the stream type is not
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