Dahua NVR41-4KS2 Series

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User's Manual

4.4.3.2 Configuring Tours

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4.4.3.3 Configuring Patterns

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4.4.3.4 Configuring AutoScan

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4.4.4 Calling PTZ Functions

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4.4.4.1 Calling Presets

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4.4.4.2 Calling Tours

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4.4.4.3 Calling Patterns

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4.4.4.4 Calling AutoScan

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4.4.4.5 Calling AutoPan

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4.4.4.6 Using Auxiliary Button

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4.5 Record File

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4.6 Playback and Search

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4.6.1 Instant Playback

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4.6.2 Search Interface

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4.6.2.1 Playback Control

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4.6.2.2 Search Type

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4.6.2.3 Clip

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4.6.2.4 Record Backup

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4.6.3 Smart Search Playback

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4.6.4 Picture Search Playback

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4.6.5 Tag Playback

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4.6.6 Playback Image

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4.6.7 Subperiod Playback

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4.6.8 File List

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4.6.9 Other Aux Functions

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4.6.9.1 Digital Zoom

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4.6.9.2 Switch Channel

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4.7 AI

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4.7.1 AI Search

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4.7.1.1 Face Detection

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4.7.1.2 Face Recognition

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4.7.1.2.1 Searching by Attributes

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4.7.1.2.2 Search by Image

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4.7.1.3 IVS

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4.7.1.4 Stereo Analysis

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4.7.1.4.1 People Approach Detection

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4.7.1.4.2 Fall Detection

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