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Step-by-step guide for installing a Hard Disk Drive (HDD) in the NVR.
Overview of the NVR's main menu structure and navigation.
Details various settings including Display, Record, Network, Alarm, Device, and System.
Procedures for searching, playing, and backing up recorded video files.
Installing ActiveX and logging into the web interface for remote management.
Common issues and solutions for NVR operation and connectivity problems.
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General
