User's Manual
Table Of Contents
- Foreword
- Important Safeguards and Warnings
- 1 Overview
- 2 Configuration Flow
- 3 Device Initialization
- 4 Basic Configuration- 4.1 Login
- 4.2 Live
- 4.3 PTZ Operation
- 4.4 Playback
- 4.5 Camera- 4.5.1 Conditions
- 4.5.2 Setting Video Parameters- 4.5.2.1 Video
- 4.5.2.2 Snapshot
- 4.5.2.3 Overlay- 4.5.2.3.1 Configuring Privacy Masking
- 4.5.2.3.2 Configuring Channel Title
- 4.5.2.3.3 Configuring Time Title
- 4.5.2.3.4 Configure Text Overlay
- 4.5.2.3.5 Configure Font Attribute
- 4.5.2.3.6 Configure Picture Overlay
- 4.5.2.3.7 Configure Custom Overlay
- 4.5.2.3.8 Configuring OSD Info
- 4.5.2.3.9 Configuring Counting
- 4.5.2.3.10 Configuring Structured Statistics
- 4.5.2.3.11 Configuring Ranging
- 4.5.2.3.12 Configuring ANPR
- 4.5.2.3.13 Configuring Face Statistics
 
- 4.5.2.4 ROI
- 4.5.2.5 Path
 
- 4.5.3 Audio
 
- 4.6 Network
- 4.7 Storage
- 4.8 System
 
- 5 Event- 5.1 Setting Alarm Linkage
- 5.2 Setting Smart Track
- 5.3 Setting Panoramic Calibration
- 5.4 Setting Video Detection
- 5.5 Setting Smart Motion Detection
- 5.6 Setting Audio Detection
- 5.7 Setting Smart Plan
- 5.8 Setting IVS
- 5.9 Setting Crowd Map
- 5.10 Setting Face Recognition
- 5.11 Setting Face Detection
- 5.12 Setting People Counting
- 5.13 Setting Heat Map
- 5.14 Setting Stereo Analysis
- 5.15 Setting ANPR
- 5.16 Setting Video Structuralization
- 5.17 Setting Relay-in
- 5.18 Setting Abnormality
 
- 6 Maintenance
- Appendix 1 Cybersecurity Recommendations
User’s Manual 
117 
5.1.1.2.2 Setting Record Control 
Set parameters such as pack duration, pre-event record, disk full, record mode, and record 
stream. 
Make sure that the SD card is authenticated before recording if you use Dahua smart card. For 
details, see "4.5.2.5 Path." 
  Select Setting > Storage > Record Control. Step 1
The Record Control interface is displayed. See Figure 5-5. 
 Record control Figure 5-5
  Set parameters. See Table 5-1. Step 2
Table 5-1 Description of record control parameters 
Parameter 
Description 
Pack 
Duration 
The time for packing each video file. 
Pre-event 
Record 
The  time  to  record  the  video  in  advance  of  a  triggered  alarm  event.  For 
example,  if  the  pre-event  record  is  set  to  be  5  s,  the  system  saves  the 
recorded video of 5 s before the alarm is triggered. 
When an alarm or motion detection links recording, and the recording is not 
enabled, the system saves the video data within the pre-event record time to 
the video file. 
Disk Full 
Recording strategy when the disk is full. 
  Stop: Stop recording when the disk is full. 
  Overwrite: Cyclically overwrite the earliest video when the disk is full. 
Record 
Mode 
When you select Manual, the system starts recording; when you select Auto, 
the system starts recording in the configured time period of record plan. 
Record 
Stream 
Select record stream, including Main Stream and Sub Stream. 
  Click Save. Step 3
5.1.1.2.3 Setting Record Linkage 
On the alarm event setting interface (such as the motion detection interface), select Record 
and set Record Delay to set alarm linkage and record delay. 










