HIKVISION DS-9600NI-I16 DS-9616NI-I16 User Manual page 21

Network Video Recorder User Manual
cameras? ............................................................................................................. 179
17.2.11 Why does my video recorder make a beeping sound after booting? ............. 179
17.2.12 Why is there no recorded video after the motion detection is set? ............... 179
17.2.13 Why is the video sound quality not good? ..................................................... 180
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