NVR User Manual
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Multi‐level user rights management, ensuring system security.
Storage and backup function
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Two built‐in SATA disk interfaces on the NV0402S and four built‐in SATA disk interfaces on the
NV0804S, supporting TB‐level hard disks.
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Backup based on USB interfaces ﴾such as common USB flash drives and mobile hard disks﴿.
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Download from hard disks over network and backup on a client.
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Non‐working disks in hibernation, facilitating heat dissipation, reducing power consumption, and
extending the service life of hard disks.
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Overwrite cyclic recording and non‐cyclic recording for files on hard disks.
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Dedicated storage format for data, preventing tampering and ensuring data security.
Network function
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One 10M/100M Ethernet interface.
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Parameter setting, real‐time video/audio signal browsing, and NVR status check on web pages
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Control over rotation of the pan tilt zoom ﴾PTZ﴿ and camera parameters ﴾such as the aperture and
focal length﴿ on the web.
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Alarm handling and system logs check.
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Records search and real‐time playback.
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Multi‐level user management, enabling flexible and convenient settings of users and user groups
with different rights.
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Powerful networking functions and multiple networking modes supported.
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Multi‐screen display in remote access over Internet.
Record playback function
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Multiplexing, supporting independent real‐time recording in each channel, multi‐channel search,
and single‐channel playback at the same time.
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Multiple record modes ﴾for example, manual mode and action with alarm﴿ and pre‐recording
function.
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Quick search for record files and classification search based on record types.
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Multiple playback modes, including the slow motion, fast forward, reverse play, and frame‐by‐frame
play modes.
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Display of the accurate event time during the playback of a record.
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Local amplification of any area on the screen during single‐screen and full‐screen playback
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Search for files on a digital video recorder over network during playback.
Real‐time surveillance function
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High‐definition, fine, and soft images on the system screen.
