Dahua Dahua Technology Lite DHI-NVR4104HS-4KS2/L NVR Netværks Videooptager (4 kanal) User manual [EN]

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Dahua Network Video Recorder
User's Manual
ZHEJIANG DAHUA VISION TECHNOLOGY CO., LTD. V1.2.0
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General
Safety Instructions
The following categorized signal words with defined meaning might appear in the manual.
Signal Words Meaning
User's Manual

Foreword

Revision History
Version Revision Content Release Time
V1.2.0
V1.1.0
V1.0.10 Added several models. April 2021
Provides methods to help you solve a problem or save you time.
Added NVR44-4KS2/I, NVR44-16P-4KS2/I, NVR48-4KS2/I, and NVR48-16P-4KS2/I.
Combined AI and non-AI models and deleted discontinued models.
Indicates a high potential hazard which, if not avoided, will result in death or serious injury.
Indicates a medium or low potential hazard which, if not avoided, could result in slight or moderate injury.
Indicates a potential risk which, if not avoided, could result in property damage, data loss, lower performance, or unpredictable result.
Provides additional information as the emphasis and supplement to the text.
June 2021
May 2021
V1.0.9 Added 6 models. February 2021
V1.0.8 Added 5 models. January 2021
V1.0.7
V1.0.6
Added 2 models.
Added "4.11.6 Cellular Network".
Added "4.3.3.8 Picture Search", "4.6.4
Picture Search Playback", "4.12.7.3 Disk Health Monitoring", "4.7.3.2 Exporting/Importing Face Database"
Updated "4.7.1.1 Face Detection", "4.7.1.5
Human Detection", "4.7.2.3 Face Recognition", and "4.16.1 Display"
I
August 2020
May 2020
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Version Revision Content Release Time
Added "4.3.9 Split Tracking", "4.7.2.11 Main-
V1.0.5
V1.0.4
V1.0.3
V1.0.2 Updated the description of rear panel. May 2019
V1.0.1
sub Tracking", "4.7.1.11 Analytics List", "4.7.2.12 Video Quality Analytics", "4.12.11 Setting iSCSI" and "5.4 Cluster Service".
Added 16 models.
Added "4.2.8 Checking PoE Status" and
"4.11.16 Setting Switch".
Updated "4.16.1 Display".
New GUI baseline, replaces all interfaces.
Added AI functions.
Added NVR 5216-16P-I and NVR5216-8P-
I. Updated relevant info.
Updated icons on the rear panel.
Added video metadata function and
non-motor vehicle detection function.
May 2020
April 2020
July 2019
September 2018
User's Manual
Privacy Protection Notice
As the device user or data controller, you might collect personal data of others such as face, fingerprints, car plate number, Email address, phone number, GPS and so on. You need to be in compliance with the local privacy protection laws and regulations to protect the legitimate rights and interests of other people by implementing measures including but not limited to: providing clear and visible identification to inform data subject the existence of surveillance area and providing related contact.
About the Manual
The manual is for reference only. If there is inconsistency between the manual and the actual
product, the actual product shall prevail.
We are not liable for any loss caused by the operations that do not comply with the manual.
The manual would be updated according to the latest laws and regulations of related regions.
For detailed information, see the paper manual, CD-ROM, QR code or our official website. If there is inconsistency between paper manual and the electronic version, the electronic version shall prevail.
All the designs and software are subject to change without prior written notice. The product
updates might cause some differences between the actual product and the manual. Please contact the customer service for the latest program and supplementary documentation.
There still might be deviation in technical data, functions and operations description, or errors in
print. If there is any doubt or dispute, please refer to our final explanation.
Upgrade the reader software or try other mainstream reader software if the manual (in PDF
format) cannot be opened.
All trademarks, registered trademarks and the company names in the manual are the properties
of their respective owners.
Please visit our website, contact the supplier or customer service if there is any problem occurred
when using the device.
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If there is any uncertainty or controversy, please refer to our final explanation.
User's Manual
III
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Important Safeguards and Warnings

The following description is the correct application method of the device. Read the manual carefully before use to prevent danger and property loss. Strictly conform to the manual during application and keep it properly after reading.
Operating Requirement
Install the PoE front-end device indoors.
The device does not support wall mount.
Do not place and install the device in an area exposed to direct sunlight or near heat generating
device.
Do not install the device in a humid, dusty or fuliginous area.
Keep its horizontal installation, or install it at stable places, and prevent it from falling.
Do not drip or splash liquids onto the device; do not put on the device anything filled with
liquids, in order to prevent liquids from flowing into the device.
Install the device at well-ventilated places; do not block its ventilation opening.
Use the device only within rated input and output range.
Do not dismantle the device arbitrarily.
Transport, use and store the device within allowed humidity and temperature range.
User's Manual
Power Requirement
Use the designated battery type. Otherwise there might be explosion risk.
Use batteries according to requirements. Otherwise, it might result in fire, explosion or burning
risks of batteries!
When replacing batteries, use the same type of batteries.
Dispose the exhausted batteries according to the instructions.
Use electric wires (power wires) recommended by this area and within its rated specification.
Use standard power adapter matched with this device. Otherwise, the user shall undertake
resulting personnel injuries or device damages.
Use power supply that meets SELV (safety extra low voltage) requirements, and supply power
with rated voltage that conforms to Limited Power Source in IEC60950-1. For specific power supply requirements, please refer to device labels.
Products with category I structure shall be connected to grid power output socket, which is
equipped with protective grounding.
Appliance coupler is a disconnecting device. During normal use, please keep an angle that
facilitates operation.
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Table of Contents
User's Manual
Foreword
Important Safeguards and Warnings
1 Features
1.1 Overview
1.2 Features
2 Front Panel and Rear Panel
2.1 Front Panel
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2.1.1 NVR41-4KS2/NVR41-P-4KS2/NVR41-8P-4KS2/NVR41-4KS2/L/NVR41-P-4KS2/L/NVR41-8P­4KS2/L/NVR21-4KS2/NVR21-P-4KS2/NVR21-8P-4KS2 Series
2.1.2 NVR11HS-S3H/NVR11HS-P-S3H/NVR11HS-8P-S3H/NVR41HS-4KS2/NVR41HS-P­4KS2/NVR41HS-8P-4KS2/NVR41HS-4KS2/L/NVR41HS-P-4KS2/L/NVR41HS-8P­4KS2/L/NVR21HS-4KS2/NVR21HS-P-4KS2/NVR21HS-8P-4KS2 Series
2.1.3 NVR52-4KS2/NVR52-8P-4KS2/NVR52-16P-4KS2/NVR42-4KS2/NVR42-P-4KS2/NVR42-8P­4KS2/NVR42-16P-4KS2/NVR42-4KS2/L/NVR42-P-4KS2/L/NVR42-8P-4KS2/L/NVR42-16P­4KS2/L/NVR5224-24P-4KS2/NVR54-4KS2/NVR54-16P-4KS2/NVR44-4KS2/NVR44-16P­4KS2/NVR44-4KS2/L/NVR44-16P-4KS2/L/NVR5424-24P-4KS2/NVR58-4KS2/NVR58-16P­4KS2/NVR48-4KS2/NVR48-16P-4KS2/NVR48-4KS2/L/NVR48-16P-4KS2/L/NVR22-4KS2/NVR22­P-4KS2/NVR22-8P-4KS2/NVR52-8P-4KS2E/NVR52-16P-4KS2E/NVR54-16P-4KS2E/NVR58-16P­4KS2E Series
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2.1.4 NVR21-W-4KS2 Series
2.1.5 NVR21HS-W-4KS2 Series
2.1.6 NVR21-I/NVR21-I2/NVR21-P-I/NVR21-P-I2/NVR21-8P-I/NVR21-8P-I2 Series
2.1.7 NVR22-I/NVR22-I2/NVR22-P-I/NVR22-P-I2/NVR22-8P-I/NVR22-8P-I2/NVR22-16P-I/NVR22­16P-I2 Series
2.1.8 NVR21HS-I/NVR21HS-I2/NVR21HS-P-I/NVR21HS-P-I2/NVR21HS-8P-I/NVR21HS­I2/NVR44-4KS2/I/NVR44-16P-4KS2/I Series
2.1.9 NVR48-I/NVR58-I/NVR58-I/L Series
2.1.10 NVR42-I/NVR44-I/NVR54-I/NVR54-I/L/NVR52-I/NVR52-I/L Series
2.1.11 NVR48-4KS2/I/NVR48-16P-4KS2/I Series
2.1.12 NVR608-4KS2 Series
2.1.13 NVR616-4KS2 Series
2.2 Rear Panel
2.2.1 NVR21-4KS2/NVR21-P-4KS2/NVR21-8P-4KS2 Series
2.2.2 NVR11HS-S3H/NVR11HS-P-S3H/NVR11HS-8P-S3H/NVR21HS-4KS2/NVR21HS-P­4KS2/NVR21HS-8P-4KS2/NVR41HS-4KS2/NVR41HS-P-4KS2/NVR41HS-8P-4KS2/NVR41HS­4KS2/L/NVR41HS-P-4KS2/L/NVR41HS-8P-4KS2/L Series
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2.2.3 NVR22-4KS2/NVR22-P-4KS2/NVR22-8P-4KS2 Series
2.2.4 NVR52-4KS2/NVR52-8P-4KS2/NVR52-16P-4KS2/NVR52-24P-4KS2/NVR52-8P-4KS2E/NVR52­16P-4KS2E Series
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User's Manual
2.2.5 NVR54-4KS2/NVR58-4KS2/NVR54-16P-4KS2/NVR58-16P-4KS2/NVR54-24P-4KS2/NVR58­16P-4KS2E Series
2.2.6 NVR41-4KS2/NVR41-P-4KS2/NVR41-8P-4KS2/NVR41-4KS2/L/NVR41-P-4KS2/L/NVR41-8P­4KS2/L
2.2.7 NVR42-4KS2/NVR42-P-4KS2/NVR42-8P-4KS2/NVR42-16P-4KS2/NVR42-4KS2/L/NVR42-P­4KS2/L/NVR42-8P-4KS2/L/NVR42-16P-4KS2/L Series
2.2.8 NVR44-4KS2/NVR44-16P-4KS2/NVR44-4KS2/L/NVR44-16P-4KS2/L/NVR44-4KS2/I/NVR44­16P-4KS2/I Series
2.2.9 NVR48-4KS2/NVR48-16P-4KS2/NVR48-4KS2/L/NVR48-16P-4KS2/L/NVR48-4KS2/I/NVR48­16P-4KS2/I Series
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2.2.10 NVR21-W-4KS2 Series
2.2.11 NVR21HS-W-4KS2Series
2.2.12 NVR21-I/NVR21-I2 Series
2.2.13 NVR22-I/NVR22-I2 Series
2.2.14 NVR21-P-I/NVR21-P-I2 Series
2.2.15 NVR22-P-I/NVR22-P-I2 Series
2.2.16 NVR21-8P-I/NVR21-8P-I2 Series
2.2.17 NVR22-8P-I/NVR22-8P-I2 Series
2.2.18 NVR22-16P-I/NVR22-8P-I2 Series
2.2.19 NVR21HS-I/NVR21HS-I2 Series
2.2.20 NVR21HS-P-I/NVR21HS-P-I2 Series
2.2.21 NVR21HS-8P-I/NVR21HS-8P-I2 Series
2.2.22 NVR4208-8P-I Series
2.2.23 NVR4216-I Series
2.2.24 NVR58-I/NVR58-I/L/NVR48-I Series
2.2.25 NVR54-I/NVR54-I/L/NVR44-I Series
2.2.26 NVR52-16P-I/NVR52-16P-I/L/NVR52-8P-I/NVR52-8P-I/L/NVR42-16P-I Series
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2.2.27 NVR608-4KS2 Series
2.2.28 NVR616-4KS2 Series
2.3 Alarm Connection
2.3.1 Alarm Port
2.3.2 Alarm Input Port
2.3.3 Alarm Output Port
2.3.4 Alarm Relay Specifications
2.4 Two-way Talk
2.4.1 Device-end to PC-end
2.4.2 PC-end to the Device-end
2.5 Mouse Operation
2.6 Remote Control
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User's Manual
3 Device Installation
3.1 Device Installation Diagrams
3.2 Check Unpacked NVR
3.3 About Front Panel and Rear Panel
3.4 HDD Installation
3.4.1 NVR41-4KS2/NVR41-P-4KS2/NVR41-8P-4KS2/NVR41-4KS2/L/NVR41-P-4KS2/L/NVR41-8P­4KS2/L/NVR21-4KS2/NVR21-P-4KS2/NVR21-8P-4KS2/NVR21-W-4KS2/NVR21-I/NVR21­I2/NVR21-P-I/NVR21-P-I2/NVR21-8P-I/NVR21-8P-I2
3.4.2 NVR41HS-4KS2/NVR41HS-P-4KS2/NVR41HS-8P-4KS2/NVR41HS-4KS2/L/NVR41HS-P­4KS2/L/NVR41HS-8P-4KS2/L/NVR21HS-4KS2/NVR21HS-P-4KS2/NVR21HS-8P-4KS2/NVR21HS­W-4KS2/NVR11HS-S3H/NVR11HS-P-S3H/NVR11HS-8P-S3H/NVR21HS-I/NVR21HS­I2/NVR21HS-P-I/NVR21HS-P-I2/NVR21HS-8P-I/NVR21HS-8P-I2 Series
3.4.3 NVR52-4KS2/NVR52-8P-4KS2/NVR52-16P-4KS2/NVR22-8P-S2/NVR42-4KS2/NVR42-P­4KS2/NVR42-8P-4KS2/NVR42-16P-4KS2/NVR42-4KS2/L/NVR42-P-4KS2/L/NVR42-8P­4KS2/L/NVR42-16P-4KS2/L/NVR52-24P-4KS2/NVR22-4KS2/NVR22-P-4KS2/NVR22-8P­4KS2/NVR52-8P-4KS2E/NVR22-I/NVR22-I2/NVR22-P-I/NVR22-P-I2/NVR22-8P-I/NVR22-8P­I2/NVR22-16P-I/NVR22-16P-I2/NVR42-I/NVR42-8P-I/NVR42-16P-I/NVR52-16P-I/NVR52-16P­I/L/NVR52-8P-I/NVR52-8P-I/L Series
3.4.4 NVR54-4KS2/NVR54-16P-4KS2/NVR44-4KS2/NVR44-16P-4KS2/NVR44-4KS2/L/NVR44-16P­4KS2/L/NVR54-24P-4KS2/NVR54-16P-4KS2E/NVR58-I/NVR58-I/L/NVR54-I/NVR54-I/L/NVR52­I/NVR52-I/L/NVR42-I/NVR42-8P-I/NVR44-I/NVR48-I/NVR608-4KS2/NVR44-4KS2/I/NVR44-16P­4KS2/I/NVR48-4KS2/I/NVR48-16P-4KS2/I Series
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3.4.5 NVR616-4KS2 Series
3.5 CD-ROM Installation
3.6 Connection Sample
3.6.1 NVR41-4KS2/NVR41-P-4KS2/NVR41-8P-4KS2/NVR41-4KS2/L/NVR41-P-4KS2/L/NVR41-8P­4KS2/L/NVR21-4KS2/NVR21-P-4KS2/NVR21-8P-4KS2/NVR21-I/NVR21-I2/NVR21-P-I/NVR21-P­I2/NVR21-8P-I/NVR21-8P-I2 Series
3.6.2 NVR21-W-4KS2/NVR21HS-W-4KS2 Series
3.6.3 NVR11HS-S3H/NVR11HS-P-S3H/NVR11HS-8P-S3H/NVR41HS-4KS2/NVR41HS-P­4KS2/NVR41HS-8P-4KS2/NVR41HS-4KS2/L/NVR41HS-P-4KS2/L/NVR41HS-8P­4KS2/L/NVR21HS-4KS2/NVR21HS-P-4KS2/NVR21HS-8P-4KS2/NVR21HS-I/NVR21HS­I2/NVR21HS-P-I/NVR21HS-P-I2/NVR21HS-8P-I/NVR21HS-8P-I2 Series
3.6.4 NVR22-4KS2/NVR22-P-4KS2/NVR22-8P-4KS2/NVR22-I/NVR22-I2/NVR22-P-I/NVR22-P­I2/NVR22-8P-I/NVR22-8P-I2/NVR22-16P-I/NVR22-16P-I2 Series
3.6.5 NVR52-4KS2/NVR52-8P-4KS2/NVR52-16P-4KS2/NVR52-24P-4KS2/NVR52-8P-4KS2E/NVR52­16P-4KS2E Series
3.6.6 NVR42-4KS2/NVR42-P-4KS2/NVR42-8P-4KS2/NVR42-16P-4KS2/NVR42-4KS2/L/NVR42-P­4KS2/L/NVR42-8P-4KS2/L/NVR42-16P-4KS2/L Series
3.6.7 NVR54-4KS2/NVR54-16P-4KS2/NVR58-4KS2/NVR58-16P-4KS2/NVR54-24P-4KS2/NVR54­16P-4KS2E/NVR58-16P-4KS2E Series
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3.6.8 NVR44-4KS2/NVR44-16P-4KS2/NVR44-4KS2/L/NVR44-16P-4KS2/L/NVR44-4KS2/I/NVR44­16P-4KS2/I Series
3.6.9 NVR48-4KS2/NVR48-16P-4KS2/NVR48-4KS2/L/NVR48-16P-4KS2/L/NVR48-4KS2/I/NVR48­16P-4KS2/I Series
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3.6.10 NVR58-I/NVR58-I/L/NVR48-I Series
3.6.11 NVR54-I/NVR54-I/L/NVR44-I
3.6.12 NVR52-16P-I/NVR52-16P-I/L/NVR52-8P-I/NVR52-8P-I/L/NVR42-8P-I/NVR42-16P-I Series
3.6.13 NVR4216-I Series
3.6.14 NVR608-4KS2 Series
3.6.15 NVR616-4KS2 Series
4 Local Basic Operation
4.1 Getting Started
4.1.1 Booting up
4.1.2 Device Initialization
4.1.3 Resetting Password
4.1.3.1 Enabling Password Reset Function
4.1.3.2 Resetting Password on Local Interface
4.1.3.3 Reset Button
4.1.4 Quick Settings
4.1.4.1 General
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4.1.4.1.1 General
4.1.4.1.2 Date and Time
4.1.4.1.3 Holiday
4.1.4.2 Basic Networking Settings
4.1.4.3 P2P
4.1.4.3.1 Local Operation
4.1.4.3.2 Client Operation
4.1.4.4 Adding Camera
4.1.4.5 RAID Manager
4.1.4.6 Schedule
4.1.4.6.1 Recording Schedule
4.1.4.6.2 Snapshot Schedule
4.1.4.6.3 Record Control
4.2 Camera
4.2.1 Connection
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4.2.1.1 Changing IP Address of Connected Remote Device
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4.2.1.2 Auto Changing H.265
4.2.1.3 IP Export
4.2.1.4 IP Import
4.2.2 Remote Device Initialization
4.2.3 Shortcut Menu to Add Camera
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4.2.4 Image
4.2.5 Video Overlay
4.2.5.1 Overlay
4.2.5.2 Privacy Masking
4.2.6 Encode
4.2.6.1 Encode
4.2.6.2 Snapshot
4.2.7 Channel Name
4.2.8 Checking PoE Status
4.2.9 Remote Update
4.2.10 Remote Device Info
4.2.10.1 Device Status
4.2.10.2 Firmware
4.3 Live View
4.3.1 Live View
4.3.2 Navigation bar
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4.3.2.1 Channel Info
4.3.2.2 USB Management
4.3.3 Live View Control Interface
4.3.3.1 Instant Replay
4.3.3.2 Digital Zoom
4.3.3.3 Instant Backup
4.3.3.4 Manual Snapshot
4.3.3.5 Two-way Talk
4.3.3.6 Switch Bit Streams
4.3.3.7 Shortcut Menu
4.3.3.8 Picture Search
4.3.4 Wireless Paring
4.3.5 Sequence
4.3.6 Fisheye (Optional)
4.3.6.1 Fisheye De-warp on Live View Interface
4.3.6.2 Fisheye De-warp During Playback
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4.3.7 Test Temperature
4.3.8 AI Live View Mode
4.3.9 Split Tracking
4.3.10 Quick Operation Bar
4.4 PTZ
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4.4.1 PTZ Settings
4.4.2 PTZ Control
4.4.3 Configuring PTZ Functions
4.4.3.1 Configuring Presets
4.4.3.2 Configuring Tours
4.4.3.3 Configuring Patterns
4.4.3.4 Configuring AutoScan
4.4.4 Calling PTZ Functions
4.4.4.1 Calling Presets
4.4.4.2 Calling Tours
4.4.4.3 Calling Patterns
4.4.4.4 Calling AutoScan
4.4.4.5 Calling AutoPan
4.4.4.6 Using Auxiliary Button
4.5 Record File
4.6 Playback and Search
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4.6.1 Instant Playback
4.6.2 Search Interface
4.6.2.1 Playback Control
4.6.2.2 Search Type
4.6.2.3 Clip
4.6.2.4 Record Backup
4.6.3 Smart Search Playback
4.6.4 Picture Search Playback
4.6.5 Tag Playback
4.6.6 Playback Image
4.6.7 Subperiod Playback
4.6.8 File List
4.6.9 Other Aux Functions
4.6.9.1 Digital Zoom
4.6.9.2 Switch Channel
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4.7 AI
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4.7.1 AI Search
4.7.1.1 Face Detection
4.7.1.2 Face Recognition
4.7.1.2.1 Searching by Attributes
4.7.1.2.2 Search by Image
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User's Manual
4.7.1.3 IVS
4.7.1.4 Stereo Analysis
4.7.1.4.1 People Approach Detection
4.7.1.4.2 Fall Detection
4.7.1.4.3 People No. Exception Detection
4.7.1.4.4 People Stay Detection
4.7.1.4.5 Violence Detection
4.7.1.5 Human Detection
4.7.1.6 Motor Vehicle Detection
4.7.1.7 Non-motor Vehicle Detection
4.7.1.8 People Counting
4.7.1.9 Heat map
4.7.1.9.1 General
4.7.1.9.2 Fisheye
4.7.1.10 SMD
4.7.1.11 Analytics List
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4.7.2 Parameters
4.7.2.1 Smart Plan
4.7.2.2 Face Detection
4.7.2.3 Face Recognition
4.7.2.3.1 Configuring AI by Recorder
4.7.2.3.2 Configuring AI by Camera
4.7.2.4 IVS (General Behavior Analytics)
4.7.2.4.1 Tripwire
4.7.2.4.2 Intrusion
4.7.2.4.3 Abandoned Object Detection
4.7.2.4.4 Fast Moving
4.7.2.4.5 Crowd Gathering
4.7.2.4.6 Parking
4.7.2.4.7 Missing Object Detection
4.7.2.4.8 Loitering Detection
4.7.2.5 Video Metadata
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4.7.2.6 Crowd Distribution
4.7.2.7 People Counting
4.7.2.7.1 People Counting
4.7.2.7.2 Queuing
4.7.2.8 Heat map
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User's Manual
4.7.2.9 ANPR
4.7.2.10 SMD
4.7.2.11 Main-sub Tracking
4.7.2.12 Video Quality Analytics
4.7.3 Database
4.7.3.1 Creating Face Database
4.7.3.1.1 Adding Face Pictures
4.7.3.1.2 Adding One Face Picture
4.7.3.1.3 Adding Face Pictures in Batches
4.7.3.2 Exporting/Importing Face Database
4.7.3.2.1 Exporting Face Database
4.7.3.2.2 Importing Face Database
4.7.3.3 Block/Allow List
4.7.3.3.1 Adding Block/Allowlist
4.7.3.3.2 Deleting List
4.7.3.3.3 Import/Export Block/Allowlist
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4.8 Event Manager
4.8.1 Alarm Info
4.8.2 Alarm Status
4.8.3 Alarm Input
4.8.4 Alarm Control
4.8.5 Video Detection
4.8.5.1 Motion Detection
4.8.5.1.1 Setting the Motion Detection Region
4.8.5.1.2 Setting Schedule
4.8.5.2 Video Tampering
4.8.5.3 Video Loss
4.8.5.4 Scene Change
4.8.5.5 PIR Alarm
4.8.6 Audio Detection
4.8.7 Thermal Alarm
4.8.8 Exception
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4.8.9 Disarming
4.9 POS
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4.9.1 Search
4.9.2 Settings
4.9.2.1 Privacy Setup
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4.9.2.2 Connection Mode
4.10 Operation and Maintenance
4.10.1 Log
4.10.2 System
4.10.2.1 System Version
4.10.2.2 AI Algorithm Version
4.10.2.3 HDD Info
4.10.2.4 BPS
4.10.2.5 Device Status
4.10.3 Network
4.10.3.1 Online User
4.10.3.2 Network Load
4.10.3.3 Network Test
4.10.4 Maintenance and Management
4.10.4.1 Device Maintenance
4.10.4.2 Exporting System Settings
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4.10.4.3 Default
4.10.4.4 System Update
4.10.4.4.1 Upgrading File
4.10.4.4.2 Online Upgrade
4.10.4.4.3 Uboot Upgrading
4.11 Network
4.11.1 TCP/IP
4.11.2 Port
4.11.3 External Wi-Fi
4.11.4 Wi-Fi AP
4.11.4.1 General Settings
4.11.4.2 Advanced Settings
4.11.5 3G/4G
4.11.6 Cellular Network
4.11.7 Repeater
4.11.8 PPPoE
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4.11.9 DDNS
4.11.10 UPnP
4.11.10.1 Configuring Router
4.11.10.2 Configuration UPnP
4.11.11 Email
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User's Manual
4.11.12 SNMP
4.11.13 Multicast
4.11.14 Alarm Center
4.11.15 Register
4.11.16 Setting Switch
4.11.17 P2P
4.11.17.1 Mobile APP Operation
4.12 Storage
4.12.1 Basic
4.12.2 Schedule
4.12.3 Disk Manager
4.12.4 Record Control
4.12.5 Disk Group
4.12.6 Disk Quota
4.12.7 Disk Check
4.12.7.1 Manual Check
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4.12.7.2 Detect Report
4.12.7.3 Disk Health Monitoring
4.12.8 RAID
4.12.8.1 Creating RAID
4.12.8.2 RAID Info
4.12.8.3 Hot Spare Disk
4.12.9 Record Estimate
4.12.9.1 Calculating Recording Time
4.12.9.2 Calculating HDD Capacity for Storage
4.12.10 FTP
4.12.11 Setting iSCSI
4.13 System
4.13.1 General
4.13.2 Serial Port
4.14 Security
4.14.1 Security Status
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4.14.2 System Service
4.14.2.1 Basic Services
4.14.2.2 802.1x
4.14.2.3 HTTPS
4.14.3 Attack Defense
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4.14.3.1 Firewall
4.14.3.2 Account Lockout
4.14.3.3 Anti-Dos Attack
4.14.3.4 Sync Time-Allowlist
4.14.4 CA Certificate
4.14.4.1 Device Certificate
4.14.4.2 Trusted CA Certificate
4.14.5 Audio/Video Encryption
4.14.6 Security Warning
4.14.6.1 Security Exception
4.14.6.2 Illegal Login
4.15 Account
4.15.1 User
4.15.1.1 Add User
4.15.1.2 Modify Password
4.15.2 Group
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4.15.3 Reset Password
4.15.4 ONVIF User
4.16 Output and Display
4.16.1 Display
4.16.2 Tour
4.16.3 Custom Layout
4.17 Audio
4.17.1 File Management
4.17.2 Audio Play
4.17.3 Broadcast
4.18 USB Device Auto Pop-up
4.19 Shutdown
5 Web Operation
5.1 Network Connection
5.2 Web Login
5.3 Web Main Menu
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5.4 Cluster Service
5.4.1 Cluster IP
5.4.2 Main Device
5.4.3 Sub Device
5.4.4 Transfer Record
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5.4.5 Cluster Control
5.4.5.1 Cluster Control
5.4.5.2 Arbitrage IP
5.4.6 Cluster Log
6 Glossary
7 FAQ
Appendix 1 Cybersecurity Recommendations
Appendix 2 HDD Capacity Calculation
Appendix 3 Compatible Network Camera List
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1.1 Overview

This series NVR is a high performance network video recorder. This series product supports local live view, multiple-window display, recorded file local storage, remote control and mouse shortcut menu operation, and remote management and control function. This series product supports center storage, front-end storage and client-end storage. The monitor zone in the front-end can be set in anywhere. Working with other front-end devices such as IPC, NVS, this series product can establish a strong surveillance network through the CMS. In the network system, there is only one network cable from the monitor center to the monitor zone in the whole network. There is no audio/video cable from the monitor center to the monitor zone. The whole project is featured by simple connection, low-cost, low maintenance work. This series NVR can be widely used in areas such as public security, water conservancy, transportation and education.
User's Manual

1 Features

1.2 Features

AI Functions
AI functions are available on select models and vary model to model. The actual product shall prevail.
Different models have different AI functions. The actual product shall prevail.
Face detection. It includes front-end smart detection and back-end smart detection.
Face recognition. It enables users to compare the detected faces with the images in the face
database in real time.
Human body detection. System activates alarm actions once human body is detected.
People counting. It can effectively count the number of people and flow direction.
Heat map. It can monitor the active objects in a specific area.
Automatic number plate recognition (ANPR). It can effectively monitor the passing vehicles.
Smart Playback
This function is available on select models.
IVS playback. It can screen out and replay the records meeting the set rules.
Face detection playback. It can screen out and replay the records with human faces.
Face recognition playback. It can compare the face information in the video with the information
in the database and replay the corresponding records.
ANPR playback. It can screen out the record with a specific car plate number or all the records
with car plate numbers.
Human body detection playback. It can screen out and replay the records with specific human
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bodies.
Smart search. It includes smart functions such as searching by attribute and searching by image
to enable users to get target records quickly.
Cloud Upgrade
For the NVR connected to the Internet, it supports application online upgrade.
Real-Time Surveillance
VGA, HDMI port. Connect to monitor to realize real-time surveillance. Some series support
TV/VGA/HDMI output at the same time.
Shortcut menu for preview.
Support multiple popular PTZ decoder control protocols. Support preset, tour and pattern.
Playback
Support independent real-time recording for each channel. At the same time it supports
functions such as smart search, forward play, network monitor, record search and download.
Support various playback modes: slow play, fast play, backward play and frame-by-frame play.
Support time title overlay so that you can view the event accurate occurred time.
Support specified zone enlargement.
User's Manual
User Management
Users can be added to user groups for management. Each group has a set of permissions that can be individually edited.
Storage
With corresponding settings (such as alarm settings and schedule settings), you can back up
related audio/video data in the network video recorder.
You can take records via the web and the record files are saved on the PC in which the client
locates.
Alarm
Respond to external alarm simultaneously (within 200 ms). Based on user’s pre-defined relay
settings, the system can process the alarm input correctly and sends user screen or voice prompts (supporting pre-recorded audio).
Support settings of the central alarm server, so that the system can automatically notify users of
the alarm information. Alarm input can be derived from various connected peripheral devices.
Alert you of alarm information via email.
Network Surveillance
Send audio/video data compressed by IPC or NVS to client-ends through the network, and then
the data will be decompressed and displayed.
Support max 128 connections at the same time.
Transmit audio/video data by protocols such as HTTP, TCP, UDP, MULTICAST and RTP/RTCP.
Transmit some alarm data or alarm info by SNMP.
Support web access in WAN/LAN.
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Window Split
Adopt video compression and digital processing to display several windows in one monitor. Support 1/4/8/9/16/25/36 window split in preview and 1/4/9/16 window split in playback.
Record
Support regular record, motion record, alarm record and smart record. Save the recorded files in the HDD, USB device, client-end PC or network storage server and you can search or playback the saved files at the local-end or via the Web/USB devices.
Backup
Support network backup and USB record backup. You can back up the record files in devices such as network storage server, peripheral USB2.0 device and burner.
Network Management
Supervise NVR configuration and control power via Ethernet.
Support web management.
User's Manual
Peripheral Equipment Management
Support peripheral device control and you can freely set the control protocol and connection
port.
Support transparent data transmission such as RS-232 and RS-485.
Auxiliary
Support switch between NTSC and PAL.
Support real-time display of system resources information and running status.
Support log record.
Local GUI output. Shortcut menu operation with the mouse.
IR control function (for some series only). Shortcut menu operation with remote control.
Support to play the video/audio files from remote IPC or NVS.
For description of other functions, see the following contents.
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User's Manual

2 Front Panel and Rear Panel

The following front panel and rear panel figures are for reference only. The actual product shall prevail.

2.1 Front Panel

2.1.1 NVR41-4KS2/NVR41-P-4KS2/NVR41-8P-4KS2/NVR41-
4KS2/L/NVR41-P-4KS2/L/NVR41-8P-4KS2/L/NVR21-4KS2/NVR21-P-
4KS2/NVR21-8P-4KS2 Series
The figure is for reference only. The actual product shall prevail. TheNVR41-4KS2/NVR41-4KS2/L/NVR41-P-4KS2/NVR41-P-4KS2/L/NVR21-4KS2/NVRNVR21-P-4KS2 front panel is shown as below.
Figure 2-1 Front panel
The NVR41-8P-4KS2/NVR41-8P-4KS2/L/NVR21-8P-4KS2 front panel is shown as below.
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Figure 2-2 Front panel
Table 2-1 Icons
User's Manual
No. Name Function
1 HDD status indicator light
2 Power indicator light
3 Network status indicator light
The red light becomes on when HDD is abnormal.
The red light becomes on when the power connection is OK.
The red light becomes on when the network connection is abnormal.
2.1.2 NVR11HS-S3H/NVR11HS-P-S3H/NVR11HS-8P-S3H/NVR41HS-
4KS2/NVR41HS-P-4KS2/NVR41HS-8P-4KS2/NVR41HS-
4KS2/L/NVR41HS-P-4KS2/L/NVR41HS-8P-4KS2/L/NVR21HS-
4KS2/NVR21HS-P-4KS2/NVR21HS-8P-4KS2 Series
The front panel is shown as below.
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The figure is for reference only. The actual product shall prevail.
Figure 2-3 Front panel
Table 2-2 Icons
Icon Name Function
User's Manual
HDD HDD status indicator light
NET
POWER Power status indicator light
Network status indicator light
USB port
The blue light is on when the HDD is malfunction.
The blue light is on when the network connection is abnormal.
The blue light is on when the power connection is OK.
Connect to peripheral USB storage device, mouse and etc.
2.1.3 NVR52-4KS2/NVR52-8P-4KS2/NVR52-16P-4KS2/NVR42-
4KS2/NVR42-P-4KS2/NVR42-8P-4KS2/NVR42-16P-4KS2/NVR42-
4KS2/L/NVR42-P-4KS2/L/NVR42-8P-4KS2/L/NVR42-16P-
4KS2/L/NVR5224-24P-4KS2/NVR54-4KS2/NVR54-16P-4KS2/NVR44-
4KS2/NVR44-16P-4KS2/NVR44-4KS2/L/NVR44-16P-
4KS2/L/NVR5424-24P-4KS2/NVR58-4KS2/NVR58-16P-4KS2/NVR48-
4KS2/NVR48-16P-4KS2/NVR48-4KS2/L/NVR48-16P-4KS2/L/NVR22-
4KS2/NVR22-P-4KS2/NVR22-8P-4KS2/NVR52-8P-4KS2E/NVR52-
16P-4KS2E/NVR54-16P-4KS2E/NVR58-16P-4KS2E Series
The figure is for reference only. The actual product shall prevail. The NVR52-4KS2/NVR52-8P-4KS2/NVR52-16P-4KS2/NVR42-4KS2/NVR42-P-4KS2/NVR42-8P­4KS2/NVR42-16P-4KS2/NVR42-4KS2/L/NVR42-P-4KS2/L/NVR42-8P-4KS2/L/NVR42-16P­4KS2/LNVR5224-24P-4KS2/NVR22-4KS2/NVR22-P-4KS2/NVR22-8P-4KS2/NVR52-8P-4KS2E/NVR52­16P-4KS2E series front panel is shown as below.
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User's Manual
Figure 2-4 Front panel
The NVR54-4KS2/NVR54-16P-4KS2/NVR44-4KS2/NVR44-16P-4KS2/NVR44-4KS2/L/NVR44-16P­4KS2/L/NVR54-24P-4KS2/NVR54-16P-4KS2E series front panel is shown as below.
Figure 2-5 Front panel
The NVR58-4KS2/NVR58-16P-4KS2/NVR48-4KS2/NVR48-16P-4KS2/NVR48-4KS2/L/NVR48-16P­4KS2/L/NVR58-16P-4KS2E series front panel is shown as below
Figure 2-6 Front panel
Icon Name Function
STATUS Status indicator light
HDD HDD status indicator light
NET Network status indicator light
POWER Power status indicator light
USB2.0 port

2.1.4 NVR21-W-4KS2 Series

The front panel is shown as below.
Table 2-3 Icons
The blue light is on when the device is working properly.
The blue light is on when the HDD malfunctions.
The blue light is on when the network connection is abnormal.
The blue light is on when the power connection is OK.
Connect to peripheral USB 2.0 storage device, mouse, burner and etc.
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The figure is for reference only. The actual product shall prevail.
Figure 2-7 Front panel
User's Manual
Table 2-4 Icons
Icon Name Function
HDD HDD status indicator light
NET Network status indicator light
PWR Power status indicator light

2.1.5 NVR21HS-W-4KS2 Series

The front panel is shown as below.
The blue light is on when the HDD is malfunction.
The blue light is on when the network connection is abnormal.
The blue light is on when the power connection is OK.
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The figure is for reference only. The actual product shall prevail.
Figure 2-8 Front panel
User's Manual
Table 2-5 Icons
Icon Name Function
HDD HDD status indicator light
NET Network status indicator light
POWER Power status indicator light
USB2.0 port
The blue light is on when the HDD is malfunction.
The blue light is on when the network connection is abnormal.
The blue light is on when the power connection is OK.
Connect to peripheral USB 2.0 storage device, mouse and etc.
2.1.6 NVR21-I/NVR21-I2/NVR21-P-I/NVR21-P-I2/NVR21-8P-I/NVR21-
8P-I2 Series
The figure is for reference only. The actual product shall prevail. The NVR21-I/NVR21-I2front panel is shown as below.
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Figure 2-9 Front panel
The NVR21-P-I/NVR21-P-I2 front panel is shown as below.
Figure 2-10 Front panel
The NVR21-8P-I/NVR21-8P-I2 front panel is shown as below.
User's Manual
Figure 2-11 Front panel
2.1.7 NVR22-I/NVR22-I2/NVR22-P-I/NVR22-P-I2/NVR22-8P-I/NVR22-
8P-I2/NVR22-16P-I/NVR22-16P-I2 Series
The figure is for reference only. The actual product shall prevail. The NVR22-I/NVR22-I2 front panel is shown as below.
Figure 2-12 Front panel
The NVR22-P-I/NVR22-P-I2 front panel is shown as below.
Figure 2-13 Front panel
The NVR22-8P-I/NVR22-8P-I2 front panel is shown as below.
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Figure 2-14 Front panel
The NVR22-16P-I/NVR22-16P-I2 front panel is shown as below.
Figure 2-15 Front panel
Table 2-6 Icons
Icon Name Function
User's Manual
HDD
NET Network status indicator light
PWR Power status indicator light
HDD status indicator light
USB 2.0 port
The blue light is on when the HDD malfunctions.
The blue light is on when the network connection is abnormal.
The blue light is on when the power connection is OK.
Connect to peripheral USB 2.0 storage device, mouse, burner and etc.
2.1.8 NVR21HS-I/NVR21HS-I2/NVR21HS-P-I/NVR21HS-P-
I2/NVR21HS-8P-I/NVR21HS-8P-I2/NVR44-4KS2/I/NVR44-16P-4KS2/I
Series
The figure is for reference only. The actual product shall prevail. The front panel is shown as below.
Figure 2-16 Front panel
Table 2-7 Icons
Icon Name Function
HDD
HDD status indicator light
11
The blue light is on when the HDD malfunctions.
Page 29
Icon Name Function
User's Manual
NET Network status indicator light
PWR Power status indicator light
USB 2.0 port

2.1.9 NVR48-I/NVR58-I/NVR58-I/L Series

The section takes NVR4832-I/NVR5864-I/NVR5864-I/L/NVR5832-I/NVR5832-I/L series as examples.
The figure is for reference only. The actual product shall prevail.
Figure 2-17 Front panel
The blue light is on when the network connection is abnormal.
The blue light is on when the power connection is OK.
Connect to peripheral USB 2.0 storage device, mouse, burner and etc.
Table 2-8 Icons
No. Port Name Function
1 USB port
2 IR indicator Receive signals from the remote control.
Connects to the external devices such as keyboard, mouse, and USB storage device.
2.1.10 NVR42-I/NVR44-I/NVR54-I/NVR54-I/L/NVR52-I/NVR52-I/L
Series
The section takes NVR4208-8P-I/NVR4216-I/NVR4216-16P-I/NVR4416-16P-I/NVR4432-I/NVR5432­16P-I/NVR5432-16P-I/L/ NVR5216-16P-I/NVR5216-16P-I/L/NVR5216-8P-I/NVR5216-8P-I/L series as examples.
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The figure is for reference only. The actual product shall prevail.
Figure 2-18 Front panel
Table 2-9 Icons
No. Port Name Function
User's Manual
1 USB port
2 IR indicator Receive signals from the remote control.
Connects to the external devices such as keyboard, mouse, and USB storage device.

2.1.11 NVR48-4KS2/I/NVR48-16P-4KS2/I Series

The figures are for reference only. The actual product shall prevail. The NVR48-4KS2/I/NVR48-16P-4KS2/I series front panel is shown as below.
Figure 2-19 Front panel
Table 2-10 Icons
Icon Name Function
HDD
NET Network status indicator light
PWR Power status indicator light
HDD status indicator light
USB 2.0 port
13
The blue light is on when the HDD malfunctions.
The blue light is on when the network connection is abnormal.
The blue light is on when the power connection is OK.
Connect to peripheral USB 2.0 storage device, mouse, burner and etc.
Page 31

2.1.12 NVR608-4KS2 Series

The following figures are for reference only. The actual product shall prevail. The NVR608-32-4KS2 front panel is shown as below.
Icon Name Function
User's Manual
Figure 2-20 Front panel
Table 2-11 Icons
STATUS Status indicator light
HDD HDD status indicator light
NET Network status indicator light
POWER Power status indicator light
The NVR608-64-4KS2, NVR608-128-4KS2 front panel is shown as below.
USB 2.0 port
Figure 2-21 Front panel
The blue light is on when the device is working properly.
The blue light is on when the HDD malfunctions.
The blue light is on when the network connection is abnormal.
The blue light is on when the power connection is OK.
Connect to peripheral USB 2.0 storage device, mouse, burner and etc.
Table 2-12 Icons
SN Icon Name
1 STATUS Status indicator light
2 HDD HDD status indicator light
3 NET Network status indicator light
4 POWER Power status indicator light
5
USB 2.0 port
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SN Icon Name
User's Manual
6
7 ALARM Alarm indicator light

2.1.13 NVR616-4KS2 Series

The following figures are for reference only. The actual product shall prevail. For the product of LCD, the front panel of NVR616-4KS2 is shown as below.
Power on-off button
Figure 2-22 Front panel
Table 2-13 Icons
SN Name Function
Press it once to turn on the device. Press it for a long time to turn off the device.
1 Power button
2
3 Alarm indicator light
4 Network indicator light
System HDD Indicator light
(
Usually we do not recommend
Press power button for a long time or pull out the power cable might result in device auto restart.
The blue light becomes on after system booted up properly.
In the system HDD, there are device important configuration file, factory default configuration file, and device initial boot up data.
The alarm indicator light becomes on once an alarm occurred. It becomes on via the software detection. The indicator light becomes on when there is a local alarm.
The blue network indicator light is on after you connected the device to the network.
).
5 USB port
6 Front panel lock
For general NVR616-4KS2 series, the front panel is shown as below.
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Figure 2-23 Front panel
Table 2-14 Icons
SN Name Function
Press it once to turn on the device. Press it for a long time to turn off the device (
1 Power button
do not recommend
Press power button for a long time or pull out the power cable might result in device auto restart.
User's Manual
Usually we
).
The blue light becomes on after system booted up
2
3
4
5 USB port
6 16 HDD slot — After you remove the front panel, you can see there are 16 HDDs. From the left to the right and from the top to the bottom, it ranges from 1~4, 5~8, 9~12, 13~16. You can see there are two indicator lights on the HDD bracket.
The power indicator light is at the top. The light is yellow after you connected the device to the
power.
The read-write indicator light is at the bottom. The blue light flashes when system is reading or
writing the data.
System HDD Indicator light
Alarm indicator light
Network indicator light
properly. In the system HDD, there are device important
configuration file, factory default configuration file, device initial boot up data.
The alarm indicator light becomes on once an alarm occurred. It becomes on via the software detection. The indicator light becomes on when there is a local alarm.
The blue network indicator light is on after you connected the device to the network.
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Figure 2-24 Front panel

2.2 Rear Panel

2.2.1 NVR21-4KS2/NVR21-P-4KS2/NVR21-8P-4KS2 Series

The NVR21-4KS2 is shown as below.
Figure 2-25 Rear panel
User's Manual
The NVR21-P-4KS2 is shown as below.
Figure 2-26 Rear panel
The NVR21-8P-4KS2 is shown as below.
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Figure 2-27 Rear panel
Table 2-15 Ports
Port Name Connection Function
Power socket
For NVR21-S2/21-4KS2, input DC 12V/2A.
/ Power input port
For NVR21-P-S2/21-P-4KS2, input DC
48V/1.25A.
For NVR21-8P-S2/21-8P-4KS2, input DC
48V/2A.
User's Manual
HDMI
VGA
MIC IN Audio input port
MIC OUT Audio output port
Network port
USB port
High Definition Media Interface
VGA video output port
GND Ground end
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
USB port. Connect to mouse, USB storage device and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
Built-in switch. Support PoE function.
PoE PORTS PoE port
For PoE series product, you can use this port to provide power to the network camera.
2.2.2 NVR11HS-S3H/NVR11HS-P-S3H/NVR11HS-8P-S3H/NVR21HS-
4KS2/NVR21HS-P-4KS2/NVR21HS-8P-4KS2/NVR41HS-
4KS2/NVR41HS-P-4KS2/NVR41HS-8P-4KS2/NVR41HS-
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4KS2/L/NVR41HS-P-4KS2/L/NVR41HS-8P-4KS2/L Series
The NVR11HS-S3H/NVR21HS-4KS2/NVR41HS-4KS2/NVR41HS-4KS2/L series rear panel is shown as below.
Figure 2-28 Rear panel
The NVR11HS-P-S3H/NVR21HS-P-4KS2/NVR41HS-P-4KS2/NVR41HS-P-4KS2/L series rear panel is shown as below.
Figure 2-29 Rear panel
User's Manual
The NVR11HS-8P-S3H/NVR21HS-8P-4KS2/NVR41HS-8P-4KS2/NVR41HS-8P-4KS2/L series rear panel is shown as below.
Figure 2-30 Rear panel
Table 2-16 Ports
Port Name Connection Function
Power socket.
For NVR11HS-P-S3H/NVR21HS-4KS2/NVR41HS-
4KS2 series, input DC 12V/2A.
/ Power input port
For NVR11HS-P-S3H/NVR21HS-P-4KS2/NVR41HS-
4KS2 series, input DC 48V/1.25A.
For NVR11HS-8P-4KS2/NVR21HS-8P-
4KS2/NVR41HS-4KS2 series, input DC 48V/2A.
HDMI
Network port
USB port
High Definition Media Interface
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
USB port. Connect to mouse, USB storage device and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
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Port Name Connection Function
User's Manual
VGA
MIC IN Audio input port
MIC OUT Audio output port
PoE PORTS PoE port
VGA video output port
GND Ground end
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
Built-in switch. Support PoE function. For PoE series product, you can use this port to provide
power to the network camera.

2.2.3 NVR22-4KS2/NVR22-P-4KS2/NVR22-8P-4KS2 Series

The NVR22-4KS2 series rear panel is shown as below.
Figure 2-31 Rear panel
The NVR22-P-4KS2 series rear panel is shown as below.
Figure 2-32 Rear panel
The NVR22-8P-4KS2 series rear panel is shown as below.
Figure 2-33 Rear panel
Table 2-17
Port Name Connection Function
Power socket.
/ Power input port
For NVR22-4KS2general series, input DC 12V/4A.
For NVR22-P-4KS2 series, input DC 48V/1.5A.
For NVR22-8P-4KS2 series, input DC 53V 120W.
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Port Name Connection Function
User's Manual
HDMI
VGA
MIC IN Audio input port
MIC OUT Audio output port
Network port
USB port
High Definition Media Interface
VGA video output port
GND Ground end
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
USB port. Connect to mouse, USB storage device and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
Built-in switch. Support PoE function.
PoE PORTS PoE port
For PoE series product, you can use this port to provide power to the network camera.
2.2.4 NVR52-4KS2/NVR52-8P-4KS2/NVR52-16P-4KS2/NVR52-24P-
4KS2/NVR52-8P-4KS2E/NVR52-16P-4KS2E Series
The NVR52-4KS2 series rear panel is shown as below.
Figure 2-34 Rear panel
The NVR52-8P-4KS2 series rear panel is shown as below.
Figure 2-35 Rear panel
The NVR52-16P-4KS2 series rear panel is shown as below.
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User's Manual
Figure 2-36 Rear panel
The NVR52-24P-4KS2 series rear panel is shown as below.
Figure 2-37 Rear panel
The NVR52-8P-4KS2E/52-16P-4KS2E series rear panel is shown as below.
The following figure takes NVR52-16P-4KS2E series as an example. NVR52-8P-4KS2E has 8 ePoE ports only.
Figure 2-38 Rear panel
Table 2-18 Ports
Icon Port Name Function
HDMI
RS-232
VGA
MIC IN Audio input port
MIC OUT Audio output port
Network port
High Definition Media Interface
USB3.0 port
RS-232 debug COM.
VGA video output port
10M/100M/1000Mbps self-adaptive Ethernet port. Connect to the network cable.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
USB3.0 port. Connect to mouse, USB storage device, USB burner and etc.
It is for general COM debug to configure IP address or transfer transparent COM data.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
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Icon Port Name Function
There are two groups. The first group is from
port 1 to port 4; the second group is from port 5 to port 8. They are to receive the signal from the
1–8
Alarm input port 1–8
external alarm source. There are two types; NO (normal open)/NC (normal close).
When your alarm input device is using external
power, please make sure the device and the NVR have the same ground.
User's Manual
NO1–NO3
C1–C3
A
B
Power switch Power on/off button.
PoE PORTS
GND Alarm input ground port.
3 groups of alarm output ports. (Group 1: port
NO1–C1; Group 2: port NO2–C2; Group 3: port
Alarm output port 1–3
RS-485 communication port
Power input port Input DC 12V/4A.
NO3–C3). Output alarm signal to the alarm device. Please make sure there is power to the external alarm device.
NO: Normal open alarm output port.
C: Alarm output public end.
RS485_A port. It is the cable A. You can connect to the control devices such as speed dome PTZ.
RS485_B. It is the cable B. You can connect to the control devices such as speed dome PTZ.
Built-in Switch. Support PoE or ePoE function.
For ePoE series product, port 1 to port 8 are the
ePoE ports. ePoE port supports 300 meters@100Mbps, 800 meters@10Mbps. Port 9 to port 16 are general PoE ports.
The 8 PoE series product supports total 130W.
The 16 PoE series product supports total 130W.
2.2.5 NVR54-4KS2/NVR58-4KS2/NVR54-16P-4KS2/NVR58-16P-
4KS2/NVR54-24P-4KS2/NVR58-16P-4KS2E Series
The NVR54-4KS2/NVR58-4KS2 series rear panel is shown as below.
Figure 2-39 Rear panel
The NVR54-16P-4KS2/NVR58-16P-4KS2 series rear panel is shown as below.
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Figure 2-40 Rear panel
The NVR54-24P-4KS2 series rear panel is shown as below.
Figure 2-41 Rear panel
The NVR54-16P-4KS2E series rear panel is shown as below.
Figure 2-42 Rear panel
User's Manual
The NVR58-16P-4KS2E series rear panel is shown as below.
Figure 2-43 Rear panel
Table 2-19
Name Function
Power switch Power on-off button
Power input port Input 100–240V AC.
Network port
eSATA eSATA port
10M/100M/1000Mbps self-adaptive Ethernet port. Connect to the network cable.
External SATA port. It can connect to the device of the SATA port. Please jump the HDD when there is peripheral connected HDD.
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Name Function
User's Manual
HDMI
MIC IN Audio input port
MIC OUT Audio output port
1–16 Alarm input port 1–16
USB port
High Definition Media Interface
USB port. Connect to mouse, USB storage device, USB burner and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4b.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
There are four groups. The first group is from
port 1 to port 4, the second group is from port 5 to port 8, the third group is from 9 to 12, and the fourth group is from 13 to 16. They are to receive the signal from the external alarm source. There are two types; NO (normal open)/NC (normal close).
When your alarm input device is using
external power, please make sure the device and the NVR have the same ground.
NO1–NO5
C1–C5
NC5
A
B
CTRL (CTRL 12V)
Ground Alarm input ground end.
Alarm output port 1–5
RS-485 communication port
5 groups of alarm output ports. (Group 1:
port NO1–C1, Group 2:port NO2–C2, Group 3: port NO3–C3, Group 4: port NO4–C4, Group 5: port NO5, C5, NC5). Output alarm signal to the alarm device. Please make sure there is power to the external alarm device.
NO: Normal open alarm output port.
C: Alarm output public end.
NC: Normal close alarm output port.
RS485_A port. It is the cable A. You can connect to the control devices such as speed dome PTZ.
RS485_B. It is the cable B. You can connect to the control devices such as speed dome PTZ.
Controller 12V power output. It is to control the on-off alarm relay output. It can be used to control the device alarm output. At the same time, it can also be used as the power input source of some devices such as the alarm detector.
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Name Function
+12V power output port. It can provide the
P (+12V)
power to some peripheral devices such as the camera or the alarm device. Please note the supplying power shall be below 1A.
User's Manual
RS-232 RS232 debug COM.
VGA VGA video output port
PoE PORTS
It is for general COM debug to configure IP address or transfer transparent COM data.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
Built-in Switch. Support PoE or ePoE function. For ePoE series product, port 1 to port 8 are the
ePoE ports. ePoE port supports 300 meters@100Mbps, 800 meters@10Mbps. Port 9 to port 16 are general PoE ports.
The 16 PoE series supports total 150W.
2.2.6 NVR41-4KS2/NVR41-P-4KS2/NVR41-8P-4KS2/NVR41-
4KS2/L/NVR41-P-4KS2/L/NVR41-8P-4KS2/L
The NVR41-4KS2/NVR41-4KS2/L series rear panel is shown as below.
Figure 2-44 Rear panel
The NVR41-P-4KS2/NVR41-P-4KS2/L series rear panel is shown as below.
Figure 2-45 Rear panel
The NVR41-8P-4KS2/NVR41-8P-4KS2/L series rear panel is shown as below.
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Figure 2-46
Table 2-20 Ports
Port Name Connection Function
User's Manual
HDMI
VGA
/ Power input port
MIC IN Audio input port
USB port
Network port
High Definition Media Interface
VGA video output port
GND Ground end
USB port. Connect to mouse, USB storage device, USB burner and etc.
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
Power socket.
For NVR41-4KS2: DC 12V/2A power.
For NVR41-P-4KS2: DC 48V/72W power.
For NVR41-8P-4KS2: DC 48V/96W power.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
MIC OUT Audio output port
PoE PORTS PoE port
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
Built-in switch. Support PoE function. For PoE series product, you can use this port to
provide power to the network camera.
2.2.7 NVR42-4KS2/NVR42-P-4KS2/NVR42-8P-4KS2/NVR42-16P-
4KS2/NVR42-4KS2/L/NVR42-P-4KS2/L/NVR42-8P-4KS2/L/NVR42-
16P-4KS2/L Series
The NVR42-4KS2/NVR42-4KS2/L series rear panel is shown as below.
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Figure 2-47 Rear panel
The NVR42-P-4KS2/NVR42-P-4KS2/L series rear panel is shown as below.
Figure 2-48 Rear panel
The NVR42-8P-4KS2/NVR42-8P-4KS2/L series rear panel is shown as below.
Figure 2-49 Rear panel
The NVR42-16P-4KS2/NVR42-16P-4KS2/L series rear panel is shown as below.
User's Manual
Figure 2-50 Rear panel
Name Function
Power switch Power on/off button.
Input DC 12V/4A. For NVR42-4KS2 series product only.
Switch power port. Input DC 48/96W.
Power input port
For NVR42-P-4KS2 series product only.
Input AC90V~264V-12V5A/52V2.5A-190W. For NVR42-8P-4KS2/NVR42-16P-4KS24K 1U (S2)
with 8 PoE ports/ 4K 1U (S2) with 16 PoE ports series product only.
MIC IN Audio input port
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
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Name Function
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
MIC OUT Audio output port
1–4
Alarm input port 1– 4
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
There are two types; NO (normal open)/NC
(normal close).
When your alarm input device is using external
power, please make sure the device and the NVR have the same ground.
User's Manual
N1, N2
C1, C2
A
B
RS-232
HDMI
GND Alarm input ground port.
2 groups of alarm output ports. (Group 1: port
NO1–C1,Group 2: port NO2–C2).Output alarm Alarm output port 1–2
RS-485 communication port
Network port
USB port
RS-232 debug COM.
High Definition Media Interface
signal to the alarm device. Please make sure
there is power to the external alarm device.
NO: Normal open alarm output port.
C:Alarm output public end.
RS485_A port. It is the cable A. You can connect to the control devices such as speed dome PTZ.
RS485_B. It is the cable B. You can connect to the control devices such as speed dome PTZ.
10M/100M/1000Mbps self-adaptive Ethernet port. Connect to the network cable.
USB port. Connect to mouse, USB storage device, USB burner and etc.
It is for general COM debug to configure IP address or transfer transparent COM data.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
VGA
PoE PORTS /
VGA video output port
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
Built-in Switch. Support PoE. For PoE series product, you can use this port to
provide power to the network camera.
2.2.8 NVR44-4KS2/NVR44-16P-4KS2/NVR44-4KS2/L/NVR44-16P-
4KS2/L/NVR44-4KS2/I/NVR44-16P-4KS2/I Series
The NVR44-4KS2/NVR44-4KS2/L/NVR44-4KS2/I series rear panel is shown as below.
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User's Manual
Figure 2-51 Rear panel
The NVR44-16P-4KS2/NVR44-16P-4KS2/L/NVR44-16P-4KS2/I series rear panel is shown as below.
Figure 2-52 Rear panel
Table 2-21 Ports
Name Function
Power switch Power on-off button
Power input port — AC90V~264V-12V12.5A/-53V2.83A
Bidirectional talk input port. It is to receive the
MIC IN Audio input port
MIC OUT Audio output port
VIDEO OUT Video output port CVBS output
1–16
Alarm input port 1– 16
analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
There are four groups. The first group is from
port 1 to port 4, the second group is from port 5 to port 8, the third group is from 9 to 12, and the fourth group is from 13 to 16. They are to receive the signal from the external alarm source. There are two types; NO (normal open)/NC (normal close).
When your alarm input device is using external
power, please make sure the device and the NVR have the same ground.
NO1–NO5
C1–C5
Video output port CVBS output
Alarm output port 1– 5
5 groups of alarm output ports. (Group 1: port
NO1–C1, Group 2: port NO2–C2, Group 3: port
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Name Function
NO3–C3, Group 4:port NO4–C4, Group 5: port
NO5, C5, NC5). Output alarm signal to the alarm device. Please make sure there is power to the
NC5
external alarm device.
NO: Normal open alarm output port.
C: Alarm output public end.
NC: Normal close alarm output port.
User's Manual
A
B
CTRL (CTRL 12V)
P (+12V)
eSATA eSATA port
RS-485
communication port
Network port
USB2.0 port
RS485_A port. It is the cable A. You can connect to the control devices such as speed dome PTZ.
RS485_B. It is the cable B. You can connect to the control devices such as speed dome PTZ.
Controller 12V power output. It is to control the on­off alarm relay output. It can be used to control the device alarm output. At the same time, it can also be used as the power input source of some devices such as the alarm detector.
+12V power output port. It can provide the power to some peripheral devices such as the camera or the alarm device. Please note the supplying power shall be below 1A.
10M/100M/1000Mbps self-adaptive Ethernet port. Connect to the network cable.
External SATA port. It can connect to the device of the SATA port. Please jump the HDD when there is peripheral connected HDD.
USB2.0 port. Connect to mouse, USB storage device, USB burner and etc.
RS-232 RS232 debug COM.
HDMI
VGA
PoE PORTS PoE port
High Definition Media Interface
VGA video output port
2.2.9 NVR48-4KS2/NVR48-16P-4KS2/NVR48-4KS2/L/NVR48-16P-
4KS2/L/NVR48-4KS2/I/NVR48-16P-4KS2/I Series
The NVR48-4KS2/NVR48-4KS2/L/NVR48-4KS2/I series rear panel is shown as below.
It is for general COM debug to configure IP address or transfer transparent COM data.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.3.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
Built-in Switch. Support PoE. For PoE series product, you can use this port to
provide power to the network camera.
31
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User's Manual
Figure 2-53 Rear panel
The NVR48-16P-4KS2/NVR48-16P-4KS2/L/NVR48-16P-4KS2/I series rear panel is shown as below.
Figure 2-54 Rear panel
Table 2-22 Ports
Name Function
Power switch Power on-off button.
Power input port AC90V~264V-12V12.5A/-53V2.83A.
Bidirectional talk input port. It is to receive the
MIC IN Audio input port
MIC OUT Audio output port
VIEDEO OUT Video output port CVBS output.
1–16
Alarm input port 1– 16
analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
There are four groups. The first group is from
port 1 to port 4, the second group is from port 5 to port 8, the third group is from 9 to 12, and the fourth group is from 13 to 16. They are to receive the signal from the external alarm source. There are two types; NO (normal open)/NC (normal close).
When your alarm input device is using external
power, please make sure the device and the NVR have the same ground.
NO1–NO5
C1–C5
GND Alarm input ground port.
Alarm output port 1–5
5 groups of alarm output ports. (Group 1: port
NO1–C1,Group 2: port NO2–C2,Group 3: port
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Name Function
NO3–C3, Group 4:port NO4–C4, Group 5: port
NO5, C5, NC5). Output alarm signal to the alarm device. Please make sure there is power to the
NC5
external alarm device.
NO: Normal open alarm output port.
C: Alarm output public end.
NC: Normal close alarm output port.
User's Manual
A
B
CTRL (CTRL 12V)
P (+12V)
eSATA eSATA port
RS-485 communication port
Network port
USB port
RS485_A port. It is the cable A. You can connect to the control devices such as speed dome PTZ.
RS485_B. It is the cable B. You can connect to the control devices such as speed dome PTZ.
Controller 12V power output. It is to control the on­off alarm relay output. It can be used to control the device alarm output. At the same time, it can also be used as the power input source of some devices such as the alarm detector.
+12V power output port. It can provide the power to some peripheral devices such as the camera or the alarm device. Please note the supplying power shall be below 1A.
One 10M/100M/1000Mbps self-adaptive Ethernet port. Connect to the network cable.
External SATA port. It can connect to the device of the SATA port. Please jump the HDD when there is peripheral connected HDD.
USB port. Connect to mouse, USB storage device, USB burner and etc.
RS-232 RS-232 debug COM.
HDMI
VGA
PoE PORTS PoE port
High Definition Media Interface
VGA video output port

2.2.10 NVR21-W-4KS2 Series

The rear panel is shown as below. See Figure 2-55.
It is for general COM debug to configure IP address or transfer transparent COM data.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
Built-in Switch. Support PoE. For PoE series product, you can use this port to
provide power to the network camera.
33
Page 51
Figure 2-55 Rear panel
User's Manual
Table 2-23 Ports
Port Name Connection Function
HDMI
VGA VGA video output port
WPS/RESET Reset/WPS function
USB2.0 port
Network port
High Definition Media Interface
Power input port Input DC 12V/2A.
USB2.0 port. Connect to mouse, USB storage device, USB burner and etc.
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
Device Wi-Fi reset and WPS function button:
Hold down this button for 5 seconds and
above to restore Wi-Fi AP to defaults.
Press this button for less than 2 seconds,
and then press the WPS button of Wi-Fi IPC, the device and Wi-Fi IPC can be connected.
34
Page 52

2.2.11 NVR21HS-W-4KS2Series

Figure 2-56 Rear panel
User's Manual
Table 2-24 Ports
Icon Name Function
HDMI
VGA
WPS/RESET Reset/WPS function
Power input socket. Power socket. Input DC12V/2A.
Network port
USB2.0 port
High Definition Media Interface
VGA video output port
GND Ground end
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
USB2.0 port. Connect to mouse, USB storage device, and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
Device Wi-Fi reset and WPS function button:
Hold down this button for 5 seconds and above
to restore Wi-Fi AP to defaults.
Press this button for less than 2 seconds, and
then press the WPS button of Wi-Fi IPC, the device and Wi-Fi IPC can be connected.
35
Page 53

2.2.12 NVR21-I/NVR21-I2 Series

The rear panel is shown as below.
The figure is for reference only. The actual product shall prevail.
Figure 2-57 Rear panel
Table 2-25 Ports
Port Name Connection Function
User's Manual
HDMI
MIC IN Audio input port
MIC OUT Audio output port
VGA
USB port
High Definition Media Interface
VGA video output port
Network port
USB port. Connect to mouse, USB storage device and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
Power input port Power socket.
GND Ground end

2.2.13 NVR22-I/NVR22-I2 Series

The rear panel is shown as below.
36
Page 54
The figure is for reference only. The actual product shall prevail.
Figure 2-58 Rear panel
Table 2-26 Ports
Port Name Connection Function
User's Manual
HDMI
MIC IN Audio input port
MIC OUT Audio output port
VGA
GND Ground end
USB port
High Definition Media Interface
VGA video output port
Network port
USB port. Connect to mouse, USB storage device and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
Power input port Power socket.
Power switch Power on/off button.

2.2.14 NVR21-P-I/NVR21-P-I2 Series

The rear panel is shown as below.
37
Page 55
The figure is for reference only. The actual product shall prevail.
Figure 2-59 Rear Panel
Table 2-27 Ports
Port Name Connection Function
User's Manual
HDMI
MIC IN Audio input port
MIC OUT Audio output port
VGA
PoE PORTS PoE port
USB port
High Definition Media Interface
VGA video output port
Network port
USB port. Connect to mouse, USB storage device and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
Built-in switch. Support PoE function. For PoE series product, you can use this port to
provide power to the network camera.
Power input port Power socket.
GND Ground end

2.2.15 NVR22-P-I/NVR22-P-I2 Series

The rear panel is shown as below.
38
Page 56
The figure is for reference only. The actual product shall prevail.
Figure 2-60 Rear panel
Table 2-28 Ports
Port Name Connection Function
User's Manual
HDMI
MIC IN Audio input port
MIC OUT Audio output port
VGA
GND Ground end
USB port
High Definition Media Interface
VGA video output port
Network port
USB port. Connect to mouse, USB storage device and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
Built-in switch. Support PoE function.
PoE PORTS PoE port
Power input port Power socket.
Power switch Power on/off button.
For PoE series product, you can use this port to provide power to the network camera.

2.2.16 NVR21-8P-I/NVR21-8P-I2 Series

The rear panel is shown as below.
39
Page 57
The figure is for reference only. The actual product shall prevail.
Figure 2-61 Rear panel
Table 2-29 Ports
Port Name Connection Function
User's Manual
HDMI
MIC IN Audio input port
MIC OUT Audio output port
VGA
PoE PORTS PoE port
USB port
High Definition Media Interface
VGA video output port
Network port
USB port. Connect to mouse, USB storage device and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
Built-in switch. Support PoE function. For PoE series product, you can use this port to
provide power to the network camera.
Power input port Power socket.
GND Ground end

2.2.17 NVR22-8P-I/NVR22-8P-I2 Series

The rear panel is shown as below.
40
Page 58
The figure is for reference only. The actual product shall prevail.
Figure 2-62 Rear panel
Table 2-30 Ports
Port Name Connection Function
User's Manual
HDMI
MIC IN Audio input port
MIC OUT Audio output port
VGA
GND Ground end
USB port
High Definition Media Interface
VGA video output port
Network port
USB port. Connect to mouse, USB storage device and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
Built-in switch. Support PoE function.
PoE PORTS PoE port
Power input port Power socket.
Power switch Power on/off button.
For PoE series product, you can use this port to provide power to the network camera.

2.2.18 NVR22-16P-I/NVR22-8P-I2 Series

The rear panel is shown as below.
41
Page 59
The figure is for reference only. The actual product shall prevail.
Figure 2-63 Rear panel
Table 2-31 Ports
Port Name Connection Function
User's Manual
MIC IN Audio input port
MIC OUT Audio output port
RS232 RS232 debug COM
VGA
HDMI
GND Ground end.
Network port
USB port
VGA video output port
High Definition Media Interface
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
It is for general COM debug to configure IP address or transfer transparent COM data.
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
USB port. Connect to mouse, USB storage device and etc.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
NO1
Alarm output port
C1
CTRL
1 group of alarm output ports. (port NO1–C1).
Output alarm signal to the alarm device. Please make sure there is power to the external alarm device.
NO: Normal open alarm output port.
C: Alarm output public end.
Controllable power supply output. Control the output of the on-off button alarm relay. It controls the alarm device with the presence or absence of voltage. It can also be used as power input for some alarm devices such as alarm detectors.
42
Page 60
Port Name Connection Function
Power output port. It can provide power to some
P
PoE PORTS PoE port
Power switch Power on/off button.
peripheral devices such as camera and alarm device. Make sure the power supply of peripheral device shall be below 1A.
Built-in switch. Support PoE function. For PoE series product, you can use this port to
provide power to the network camera.
User's Manual
Power input port Power socket.

2.2.19 NVR21HS-I/NVR21HS-I2 Series

The rear panel is shown as below.
The figure is for reference only. The actual product shall prevail.
Figure 2-64 Rear panel
Table 2-32
Port Name Connection Function
GND Ground end
HDMI
MIC IN Audio input port
USB port
High Definition Media Interface
USB port. Connect to mouse, USB storage device and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
43
Page 61
Port Name Connection Function
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
MIC OUT Audio output port
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
User's Manual
VGA
PoE PORTS PoE port
Power input port Power socket.
VGA video output port
Network port
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
Built-in switch. Support PoE function. For PoE series product, you can use this port to
provide power to the network camera.

2.2.20 NVR21HS-P-I/NVR21HS-P-I2 Series

The rear panel is shown as below.
The figure is for reference only. The actual product shall prevail.
Figure 2-65 Rear panel
Table 2-33 Ports
Port Name Connection Function
Power input port Power socket
HDMI
VGA
Network port
USB port
High Definition Media Interface
VGA video output port
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
USB port. Connect to mouse, USB storage device and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
44
Page 62
Port Name Connection Function
Bidirectional talk input port. It is to receive the
MIC IN Audio input port
MIC OUT Audio output port
analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
User's Manual
PoE PORTS PoE port
GND Ground end
Built-in switch. Support PoE function. For PoE series product, you can use this port to
provide power to the network camera.

2.2.21 NVR21HS-8P-I/NVR21HS-8P-I2 Series

The rear panel is shown as below.
The figure is for reference only. The actual product shall prevail.
Figure 2-66 Rear panel
Table 2-34 Ports
Port Name Connection Function
HDMI
MIC IN Audio input port
MIC OUT Audio output port
GND Ground end
USB port
High Definition Media Interface
USB port. Connect to mouse, USB storage device and etc.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel data to the HDMI port of the display device. HDMI version is 1.4.
Bidirectional talk input port. It is to receive the analog audio signal output from the devices such as microphone, pickup.
Audio output port. It is to output the analog audio signal to the devices such as the sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
45
Page 63
Port Name Connection Function
User's Manual
VGA
PoE PORTS PoE port
Power input port Power socket.
VGA video output port
Network port

2.2.22 NVR4208-8P-I Series

These figures are for reference only. The actual product shall prevail.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
10M/100Mbps self-adaptive Ethernet port. Connect to the network cable.
Built-in switch. Support PoE function. For PoE series product, you can use this port to
provide power to the network camera.
Figure 2-67 Rear panel
Table 2-35 Ports
No. Port Name Function
1 Power input port Input power of 100V-240V and 50Hz-60Hz.
2 Power button Turns on/off the NVR.
Built-in switch. It can provide power for IPC. 8 PoE ports: 1-8 are ePoE ports (support 300m @ 100M.
3 PoE port
4 Network port
5 USB port
6 MIC IN
800m @ 10M). The device supports 48V, 100W total power output under 55℃, and 48V, 130W total power
output under 45℃.
10M/100M/1000Mbps self-adaptive Ethernet port. Connect to the network cable.
USB3.0 port. Connect to devices such as mouse, USB storage device and USB burner.
Bidirectional talk input port. It is to receive analog audio signal from devices such as microphone, sound pickup.
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Page 64
No. Port Name Function
Audio output port. It is to output analog audio signal to devices such as sound box.
MIC OUT
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
User's Manual
7 VGA port
8 HDMI port
Alarm input port (1-4)
9
NO C One NO activation output group. (On-off button).
CTRL
P
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel audio data to displays with HDMI port.
They receive signals from external alarm source.
Alarm input includes two types; NO (normal open) and NC (normal close).
When your alarm input device is using external
power, make sure the device and the NVR have the same GND.
GND. Alarm input ground port.
Controllable power supply output. Control the output of the on-off button alarm relay. It controls the alarm device with the presence or absence of voltage. It can also be used as power input for some alarm devices such as alarm detectors.
Power output port. It can provide power to some peripheral devices such as camera and alarm device. Make sure the power supply of peripheral device shall be below 1A.

2.2.23 NVR4216-I Series

The figure is for reference only. The actual product shall prevail.
No. Port Name Function
1 Network port
Figure 2-68 Rear panel
Table 2-36 Ports
10M/100M/1000Mbps self-adaptive Ethernet port. Connect to the network cable.
47
Page 65
No. Port Name Function
Audio output port. It is to output analog audio signal to devices such as sound box.
2 MIC OUT
Alarm input port (1-
4)
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
They receive signals from external alarm source. Alarm
input includes two types; NO (normal open) and NC (normal close).
When your alarm input device is using external power,
make sure the device and the NVR have the same GND.
User's Manual
NO C One NO activation output group. (On-off button).
3
CTRL
P
4 Power button Turns on/off the NVR.
5
6 USB port
7 MIC IN
8 VGA port
GND. Alarm input ground port.
Controllable power supply output. Control the output of the on-off button alarm relay. It controls the alarm device with the presence or absence of voltage. It can also be used as power input for some alarm devices such as alarm detectors.
Power output port. It can provide power to some peripheral devices such as camera and alarm device. Make sure the power supply of peripheral device shall be below 1A.
GND.
USB3.0 port. Connect to devices such as mouse, USB storage device and USB burner.
Bidirectional talk input port. It is to receive analog audio signal from devices such as microphone, sound pickup.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
High definition audio and video signal output port. It
9 HDMI port
10 Power input port Input power of 100V-240V and 50Hz-60Hz.
transmits uncompressed high definition video and multiple-channel audio data to displays with HDMI port.
48
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2.2.24 NVR58-I/NVR58-I/L/NVR48-I Series

The figure takes NVR58-I/NVR58-I/L/NVR4832-I series as examples.
The figure is for reference only. The actual product shall prevail.
Figure 2-69 Rear panel
Table 2-37 Ports
No. Port Name Function
1 Power button Turns on/off the NVR.
User's Manual
2 eSATA port
3 VGA port
4 RS232 port
Alarm input port (1-16)
5
Alarm output port (NO1­NO5, C1-C5, NC5)
External SATA port. It can connect device with SATA port. You need to jump the HDD when there is peripherally connected HDD.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
It is for general COM debugging to configure IP address and transfer transparent COM data.
There are four groups: 1-4, 5-8, 9-12 and 13-16.
They receive signals from external alarm source. Alarm input includes two types; NO (normal open) and NC (normal close).
When your alarm input device is using external
power, make sure the device and the NVR have the same GND.
Five groups of alarm output ports (Group 1: NO1-
C1, Group 2: NO2-C2, Group 3: NO3-C3, Group 4: NO4-C4, Group 5: NO5, C5, NC5). Output alarm signal to the external alarm device. Make sure power supply is available for the external alarm device.
NO: Normal open alarm output port.
C: Alarm output public end.
NC: Normal close alarm output port.
GND. Alarm input ground port.
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No. Port Name Function
RS485_A port. Control cable A of the 485 device. It
connects external devices such as speed dome and
RS485 port (A, B)
CTRL
MIC IN
PTZ.
RS485_B port. Control cable B of the 485 device. It
connects external devices such as speed dome and PTZ.
Controllable 12V power output. It is to control the on­off alarm relay output. It can be used to control the device alarm output. At the same time, it can also be used as the power input source of some devices such as alarm detector.
+12V power output port. It can provide power to some peripheral devices such as camera and alarm device. Make sure the power supply of peripheral device shall be below 1A.
Bidirectional talk input port. It is to receive analog audio signal from devices such as microphone, sound pickup.
User's Manual
6
MIC OUT
7 HDMI port
8 USB port
9 Network port
10 Power input port Input power of 100V-240V and 50Hz-60Hz.
11
Audio output port. It is to output analog audio signal to devices such as sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple-channel audio data to displays with HDMI port. The two HDMI ports support 2-channel high definition HDMI output of different sources.
USB3.0 port. Connect to devices such as mouse, USB storage device and USB burner.
10M/100M/1000Mbps self-adaptive Ethernet port. Connect to the network cable.
GND.
50
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2.2.25 NVR54-I/NVR54-I/L/NVR44-I Series

The following figure takes NVR5432-16P-I and NVR5432-16P-I/L series as examples.
The figure is for reference only. The actual product shall prevail.
Figure 2-70 Rear panel
No. Port Name Function
1 Power button Turns on/off the NVR.
Built-in switch. It can provide power for IPC.
2 PoE port
16 PoE ports: 1-8 are ePoE ports (support 300m @ 100M.
800m @ 10M). 9-16 are regular PoE ports.
Device with 16 PoEs supports 150W total power.
User's Manual
3 eSATA port
4 HDMI port
5 VGA port
6 RS232 port
7 Alarm input port (1-16)
External SATA port. It can connect device with SATA port. You need to jump the HDD when there is peripherally connected HDD.
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple­channel audio data to displays with HDMI port. The two HDMI ports support 2-channel high definition HDMI output of different sources.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
It is for general COM debugging to configure IP address and transfer transparent COM data.
There are four groups: 1-4, 5-8, 9-12 and 13-16.
They receive signals from external alarm source. Alarm input includes two types; NO (normal open) and NC (normal close).
When your alarm input device is using external power,
make sure the device and the NVR have the same GND.
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No. Port Name Function
Five groups of alarm output ports (Group 1: NO1-C1,
Group 2: NO2-C2, Group 3: NO3-C3, Group 4: NO4-C4, Group 5: NO5, C5, NC5). Output alarm signal to the
Alarm output port (NO1-NO5, C1-C5, NC5)
external alarm device. Make sure power supply is available for the external alarm device.
NO: Normal open alarm output port.
C: Alarm output public end.
NC: Normal close alarm output port.
User's Manual
RS485 port (A, B)
CTRL
MIC IN
8
MIC OUT
GND. Alarm input ground port.
RS485_A port. Control cable A of the 485 device. It
connects external devices such as speed dome and PTZ.
RS485_B port. Control cable B of the 485 device. It
connects external devices such as speed dome and PTZ.
Controllable 12V power output. It is to control the on-off alarm relay output. It can be used to control the device alarm output. At the same time, it can also be used as the power input source of some devices such as alarm detector.
+12V power output port. It can provide power to some peripheral devices such as camera and alarm device. Make sure the power supply of peripheral device shall be below 1A.
Bidirectional talk input port. It is to receive analog audio signal from devices such as microphone, sound pickup.
Audio output port. It is to output analog audio signal to devices such as sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
9 USB port
10 Network port
11 Power input port Input power of 100V-240V and 50Hz-60Hz.
12
USB3.0 port. Connect to devices such as mouse, USB storage device and USB burner.
10M/100M/1000Mbps self-adaptive Ethernet port. Connect to the network cable.
GND.
2.2.26 NVR52-16P-I/NVR52-16P-I/L/NVR52-8P-I/NVR52-8P-
I/L/NVR42-16P-I Series
These figures are for reference only. The actual product shall prevail. The NVR52-16P-I/NVR52-16P-I/L series rear panel is shown as below.
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Figure 2-71 Rear panel
The NVR52-8P-I/NVR52-8P-I/L series rear panel is shown as below.
Figure 2-72 Rear panel
The NVR4216-16P-I series rear panel is shown as below.
Figure 2-73 Rear panel
User's Manual
No. Port Name Function
1 Power input port Input power of 100V-240V and 50Hz-60Hz.
2 Power button Turns on/off the NVR.
Built-in switch. It can provide power for IPC. 16 PoE ports: 1-8 are ePoE ports (support 300m @ 100M.
3 PoE port
Alarm input/output of NVR52-16P-
4
I/NVR52-16P-I/L and NVR52-8P-I/NVR52­8P-I/L
800m @ 10M). 9-16 are regular PoE ports. The device supports 150W total power.
8 PoE ports: 1-8 are ePoE ports (support 300m @ 100M. 800m @ 10M). The device supports 48V, 120W total power.
They receive signals from external
alarm source. Alarm input includes two
Alarm input port (1-4)
types; NO (normal open) and NC (normal close).
When your alarm input device is using
external power, make sure the device and the NVR have the same GND.
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No. Port Name Function
Alarm output port (NO1­NO2, C1-C2)
User's Manual
Two groups of alarm output ports
(Group 1: NO1-C1, Group 2: NO2-C2). Output alarm signal to the external alarm device. Make sure power supply is available for the external alarm device.
NO: Normal open alarm output port.
C: Alarm output public end.
Alarm input/output of NVR4216-16P-I
RS485 port (A, B)
Alarm input port (1-4)
Alarm output port (NO1, C1)
GND. Alarm input ground port.
RS485_A port. Control cable A of the
485 device. It connects external devices such as speed dome and PTZ.
RS485_B port. Control cable B of the
485 device. It connects external devices such as speed dome and PTZ.
They receive signals from external
alarm source. Alarm input includes two types; NO (normal open) and NC (normal close).
When your alarm input device is using
external power, make sure the device and the NVR have the same GND.
One group of alarm output ports
(Group 1: NO1-C1). Output alarm signal to the external alarm device. Make sure power supply is available for the external alarm device.
NO: Normal open alarm output port.
C: Alarm output public end.
5 HDMI port
CTRL
P
High definition audio and video signal output port. It transmits uncompressed high definition video and multiple­channel audio data to displays with HDMI port.
54
GND. Alarm input ground port.
Controllable 12V power output. It is to control the on-off alarm relay output. It can be used to control the device alarm output. At the same time, it can also be used as the power input source of some devices such as alarm detector.
+12V power output port. It can provide power to some peripheral devices such as camera and alarm device. Make sure the power supply of peripheral device shall be below 1A.
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No. Port Name Function
User's Manual
6 USB port
7 Network port
MIC IN
8
MIC OUT
9 VGA port
10 RS232 port
11

2.2.27 NVR608-4KS2 Series

USB3.0 port. Connect to devices such as mouse, USB storage device and USB burner.
10M/100M/1000Mbps self-adaptive Ethernet port. Connect to the network cable.
Bidirectional talk input port. It is to receive analog audio signal from devices such as microphone, sound pickup.
Audio output port. It is to output analog audio signal to devices such as sound box.
Bidirectional talk output.
Audio output on 1-window video monitor.
Audio output on 1-window video playback.
VGA video output port. Output analog video signal. It can connect to the monitor to view analog video.
It is for general COM debugging to configure IP address and transfer transparent COM data.
GND.
The NVR608-32-4KS2 series rear panel is shown as below.
Figure 2-74 Rear panel
The NVR608-64-4KS2, NVR608-128-4KS2 general series rear panel is shown as below.
Figure 2-75 Rear panel
The NVR608-64-4KS2, NVR608-128-4KS2 redundant power series rear panel is shown as below.
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Figure 2-76 Rear panel
Table 2-38 Ports
SN Function SN Function
User's Manual
1 Power socket 2
3 RS-232 port 4 Audio output
5 Audio input 6 VGA port
7 Network port 8 HDMI port
9
11 eSATA port
NVR608-4K: USB 2.0 port.
NVR608-4KS2: USB 3.0 port

2.2.28 NVR616-4KS2 Series

The general series rear panel of NVR616-4KS2 is shown as below.
Alarm input/alarm output/RS485 port
10 USB 3.0 port
Figure 2-77 Rear panel
The redundant power series rear panel of NVR616-4KS2 is shown as below.
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Figure 2-78 Rear panel
Table 2-39 Ports
SN Name SN Name
1 Power on-off button 2 Power socket
User's Manual
3 1000M fiber port 4 Network port
5 HDMI port 6 RS232 port
7 Video VGA output 8 Audio output
9 Audio input 10 USB3.0 port
11 USB3.0 port 12 eSATA port
13 SAS extension port 14 Alarm input/output/RS485 port
HDMI port
15
High-definition decoding card is not installed in standard hardware configuration, you can purchase as needed.

2.3 Alarm Connection

2.3.1 Alarm Port

The alarm port is shown as below. See Figure 2-79. The following figure is for reference only.
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User's Manual
Figure 2-79 Alarm Port
Table 2-40
Icon Function
1–16 ALARM1–ALARM16. The alarm becomes activated in the low level.
NO1 C1, NO2 C2, NO3 C3, NO4 C4
NO5 C5 NC5 One NO/NC activation output group. (On-off button).
CTRL (CTRL 12V)
P (+12V) Rated current output. Current is 500mA.
A/B
Different models support different alarm input ports. Please refer to the specifications sheet for
detailed information.
Slight difference might be found on the alarm port layout.

2.3.2 Alarm Input Port

Connect the positive end (+) of the alarm input device to the alarm input port (ALARM IN 1–16) of the NVR. Connect the negative end (-) of the alarm input device to the ground end ( ) of the NVR.
Four NO activation output groups. (On-off button).
Control power output. Disable power output when alarm is canceled. Current is 500mA.
GND
485 communication port. They are used to control devices such as PTZ. Please parallel connect 120TΩ between A/B cables if there are too many PTZ decoders.
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Figure 2-80 Alarm input port
User's Manual
Figure 2-81 Alarm input port
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There are two alarm input types: NO/NC.
When connect the ground port of the alarm device to the NVR, you can use any of the GND ports
( ).
Connect the NC port of the alarm device to the alarm input port (ALARM) of the NVR.
When there is peripheral power supplying for the alarm device, please make sure it is earthed
with the NVR.

2.3.3 Alarm Output Port

There is peripheral power supplying for the external alarm device.
In case overload might result in NVR damage, please refer to the following relay specifications for
detailed information.
A/B cable of the RS485 is for the A/B cable connection of the speed PTZ.

2.3.4 Alarm Relay Specifications

User's Manual
Table 2-41 Alarm relay specifications
Model: JRC-27F
Material of the touch Silver
Rated switch capacity 30V DC 2A, 125V AC 1A
Rating (Resistance Load)
Insulation
Surge voltage
Length of open time 3ms max
Length of close time 3ms max
Longevity
Maximum switch power 125V AC, 160W
Maximum switch voltage 250V AC, 220VDC
Maximum switch currency 1A
Between touches with same polarity
Between touches with different polarity
Between touch and winding 1000V AC 1minute
Between touches with same polarity
Mechanical 50×106 MIN (3Hz)
Electrical 200×103 MIN (0.5Hz)
1000V AC 1minute
1000V AC 1minute
1500V (10×160us)
Temperature -40°C to +70°C
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2.4 Two-way Talk

2.4.1 Device-end to PC-end

Device Connection
Please connect the speaker or the pickup to the first audio input port on the device rear panel. Then connect the earphone or the sound box to the audio output port in the PC. Log in to the web and then enable the corresponding channel real-time monitor. Please refer to the following interface to enable two-way talk. See Figure 2-82.
Figure 2-82 Enable two-way talk
User's Manual
At the device end, speak by the speaker or the pickup, and then you can get the audio from the earphone or sound box at the pc-end. See Figure 2-83.
Figure 2-83 Device to PC

2.4.2 PC-end to the Device-end

Device Connection
Connect the speaker or the pickup to the audio output port in the PC and then connect the earphone or the sound box to the first audio input port in the device rear panel. Login the Web and then enable the corresponding channel real-time monitor. Please refer to the above interface Figure 2-82 to enable bidirectional talk.
Listening Operation
At the PC-end, speak by the speaker or the pickup, and then you can get the audio from the earphone or sound box at the device-end. See Figure 2-84.
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2.5 Mouse Operation

Refer to the following sheet for mouse operation instruction.
Operation Description
User's Manual
Figure 2-84 PC to device
Table 2-42
When you have selected one menu item, left click mouse to view menu content.
Modify checkbox or motion detection status.
Left click mouse
Click combo box to pop up drop-down list
In input box, you can select input methods. Left click the corresponding button on the panel you can input numeral/English character (lower
case/upper case). Here← stands for backspace button. _ stands for space button.
In English input mode: _ stands for input a backspace icon and← stands for deleting the previous character.
In numeral input mode: _ stands for clear and← stands for deleting the previous numeral.
Implement special control operation such as double click one item in the file list to playback the video.
Double left click mouse
Right click mouse
Press middle button In numeral input box: Increase or decrease numeral value.
In multiple-window mode, double left click one channel to view in full­window.
Double left click current video again to go back to previous multiple­window mode.
In real-time monitor mode, pops up shortcut menu.
Exit current menu without saving the modification.
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Operation Description
Switch the items in the check box.
Page up or page down.
Move mouse Select current control or move control.
User's Manual
Drag mouse

2.6 Remote Control

The remote control interface is shown as in Figure 2-85. Note that remote control is not our standard accessory and it is not included in the accessory bag.
Select motion detection zone.
Select privacy mask zone.
Figure 2-85
No. Name Function
1 Power button Press this button to boot up or shut down the device.
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No. Name Function
User's Manual
2 Address
3 Forward Multi-step forward speed and normal speed playback.
4 Slow motion Multi-step slow motion speed or normal playback.
5 Next record
6 Previous record
7 Play/Pause
8 Reverse/pause
Press this button to input device serial number, so that you can control the Device.
In playback state, press this button to play back the next video.
In playback state, press this button to play back the previous video.
In normal playback state, press this button to
pause playback.
In pause state, press this button to resume to
normal playback.
In live view window interface, press this button to
enter video search menu.
In the reverse playback state, press this button to pause reverse playback.
In the reverse playback pause state, press this button to resume to playback reversing state.
9 Esc
10 Record
11 Direction keys
12 Enter/menu key
13
Multiple-window switch
Go back to previous menu or cancel current operation (close front interface or control).
Start or stop record manually.
In record interface, use the direction buttons to
select the channel that you want to record.
Press this button for at least 1.5 seconds, and the
manual record interface will be displayed.
Switch between current activated controls by going left or right.
In playback state, the keys control the playback progress bar.
Aux function (such as operating the PTZ menu).
Confirms an operation.
Go to the OK button.
Go to the menu.
Switch between multiple-window and one-window.
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No. Name Function
In single-channel monitoring mode, press this
button to display the PTZ control and color setting functions.
Switch the PTZ control menu in PTZ control
interface.
In motion detection interface, press this button
14 Fn
15 Alphanumeric keys
with direction keys to complete setup.
In text mode, press and hold this button to delete
the last character. To use the clearing function: Long press this button for 1.5 seconds.
In HDD menu, switch HDD recording time and
other information as indicated in the pop-up message.
Input password, numbers.
Switch channel.
Press Shift to switch the input method.
User's Manual
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3 Device Installation

All the installation and operations here should conform to your local electric safety rules.

3.1 Device Installation Diagrams

Please refer to the following diagrams to install the NVR.
User's Manual
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Figure 3-1 Installation flowchart
User's Manual

3.2 Check Unpacked NVR

When you receive the NVR from the forwarding agent, please check whether there is any visible damage. The protective materials used for the package of the NVR can protect most accidental clashes during transportation. Then you can open the box to check the accessories. Check the items in accordance with the list. Finally you can remove the protective film of the NVR.

3.3 About Front Panel and Rear Panel

The model number in the stick on the bottom of NVR is very important; please check according to
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User's Manual
your purchase order. The label in the rear panel is very important too. Usually we need you to represent the serial number when we provide the service after sales.

3.4 HDD Installation

For the first time installation, make sure whether the HDD has been installed or not. We recommend to use HDD of enterprise level or surveillance level. It is not recommended to use PC HDD.
Shut off the power before you replace the HDD.
Use the dedicated SATA HDD for monitoring recommended by the HDD manufacturer.
You can refer to the Appendix for HDD space information and recommended HDD brand.
3.4.1 NVR41-4KS2/NVR41-P-4KS2/NVR41-8P-4KS2/NVR41-
4KS2/L/NVR41-P-4KS2/L/NVR41-8P-4KS2/L/NVR21-4KS2/NVR21-P-
4KS2/NVR21-8P-4KS2/NVR21-W-4KS2/NVR21-I/NVR21-I2/NVR21-P-
I/NVR21-P-I2/NVR21-8P-I/NVR21-8P-I2
Connect cable and then secure the HDD on the NVR if it is not convenient to connect the HDD data cable and power cable at first.
Procedure
Step 1 Loosen the screws of the bottom of the chassis.
Figure 3-2
Step 2 Place the HDD in accordance with the four holes in the bottom.
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Figure 3-3
Step 3 Turn the device upside down and then secure the screws firmly.
Figure 3-4
User's Manual
Step 4 Connect the HDD cable and power cable to the HDD and the mainboard respectively.
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User's Manual
Figure 3-5
Step 5 Put the cover back and then fix the screws of the rear panel. The installation is complete.
Figure 3-6
3.4.2 NVR41HS-4KS2/NVR41HS-P-4KS2/NVR41HS-8P-
4KS2/NVR41HS-4KS2/L/NVR41HS-P-4KS2/L/NVR41HS-8P-
4KS2/L/NVR21HS-4KS2/NVR21HS-P-4KS2/NVR21HS-8P-
4KS2/NVR21HS-W-4KS2/NVR11HS-S3H/NVR11HS-P-S3H/NVR11HS-
8P-S3H/NVR21HS-I/NVR21HS-I2/NVR21HS-P-I/NVR21HS-P-
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I2/NVR21HS-8P-I/NVR21HS-8P-I2 Series
Procedure
Step 1 Loosen the screws of the upper cover and side panel.
Figure 3-7
Step 2 Remove the cover in the direction of the arrow as shown in the figure below.
User's Manual
Figure 3-8
Step 3 Turn over the device, and align the HDD to the four holes of bottom panel, and then fix the
HDD with screws.
Figure 3-9
Step 4 Connect HDD to the device using data cable and power cable.
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User's Manual
Figure 3-10
Step 5 Put the cover in accordance with the clip and then fix the screws on the rear panel and side
panel.
Figure 3-11
3.4.3 NVR52-4KS2/NVR52-8P-4KS2/NVR52-16P-4KS2/NVR22-8P-
S2/NVR42-4KS2/NVR42-P-4KS2/NVR42-8P-4KS2/NVR42-16P-
4KS2/NVR42-4KS2/L/NVR42-P-4KS2/L/NVR42-8P-4KS2/L/NVR42-
16P-4KS2/L/NVR52-24P-4KS2/NVR22-4KS2/NVR22-P-4KS2/NVR22-
8P-4KS2/NVR52-8P-4KS2E/NVR22-I/NVR22-I2/NVR22-P-I/NVR22-P-
I2/NVR22-8P-I/NVR22-8P-I2/NVR22-16P-I/NVR22-16P-I2/NVR42-
I/NVR42-8P-I/NVR42-16P-I/NVR52-16P-I/NVR52-16P-I/L/NVR52-8P-
I/NVR52-8P-I/L Series
Background Information
Different models have different HDD numbers. The actual product shall prevail.
Procedure
Step 1 Remove the four fixing screws on the rear panel.
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Figure 3-12
Step 2 Remove the case cover along the direction shown in the following arrow.
Figure 3-13
User's Manual
Step 3 Match the four holes on the baseboard to place the HDD.
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Figure 3-14
User's Manual
Step 4 Turn the device upside down, match the screws with the holes on the HDD and then fasten
them. The HDD is fixed to the baseboard.
Figure 3-15
Step 5 Connect the HDD data cable and power cable to the device.
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Figure 3-16
User's Manual
Step 6 Put back the cover and fasten the four screws on the rear panel to complete the
installation.
Figure 3-17
3.4.4 NVR54-4KS2/NVR54-16P-4KS2/NVR44-4KS2/NVR44-16P-
4KS2/NVR44-4KS2/L/NVR44-16P-4KS2/L/NVR54-24P-4KS2/NVR54-
16P-4KS2E/NVR58-I/NVR58-I/L/NVR54-I/NVR54-I/L/NVR52-I/NVR52-
I/L/NVR42-I/NVR42-8P-I/NVR44-I/NVR48-I/NVR608-4KS2/NVR44-
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User's Manual
4KS2/I/NVR44-16P-4KS2/I/NVR48-4KS2/I/NVR48-16P-4KS2/I Series
Background Information
Different models have different HDD numbers. The actual product shall prevail.
Procedure
Step 1 Remove the fixing screws on the rear panel of the device.
Figure 3-18
Step 2 Remove the case cover along the direction shown in the following arrow.
Figure 3-19
Step 3 Remove the screws on the sides of HDD bracket to take out the bracket.
1.5U device has one HDD bracket. For the way to remove the bracket, see Figure 3-20
2U device has two HDD brackets. For the way to remove the brackets, see Figure 3-21.
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Figure 3-20
Figure 3-21
User's Manual
Step 4 Match the four screw holes on the HDD with the four holes on the bracket and then fasten
the screws. The HDD is fixed to the bracket.
Figure 3-22
Step 5 Refer to Step 4 to install other HDDs.
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Step 6 Lock the two HDD brackets.
This step is required for 2U devices only.
User's Manual
Figure 3-23
Figure 3-24
Step 7 Place the bracket to the device and then fasten the screws on the sides of the bracket.
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Figure 3-25
Step 8 Connect the HDD data cable and power cable to the device.
The following figure is for reference only. The actual product shall prevail.
Figure 3-26
User's Manual
Step 9 Put back the cover and fasten the screws on the rear panel to complete the installation.
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3.4.5 NVR616-4KS2 Series

Background Information
User's Manual
Figure 3-27
The following figures are for reference only. The actual product shall prevail.
Procedure
Step 1 Press the red button on the HDD box, open the handle and then pull out the HDD box.
Step 2 Put the HDD into the HDD box along the direction shown in the following arrow.
Figure 3-28
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Figure 3-29
Step 3 Fasten the screws on the sides of the HDD box.
User's Manual
Figure 3-30
Step 4 Insert the HDD box into the HDD slot, press it to the bottom, and then close the box
handle.
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If you have not pushed the HDD box to the bottom, do not close the handle to avoid any damage to the HDD slot

3.5 CD-ROM Installation

User's Manual
Figure 3-31
Procedure
Step 1 Open the top cover and then remove the HDD bracket.
Step 2 Take off the bottom of the HDD bracket and CD-ROM bracket.
Figure 3-32
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Figure 3-33
Figure 3-34
Step 3 Fix the CD-ROM bracket at the HDD bracket.
User's Manual
Figure 3-35
Step 4 Install a pair of the CD-ROM bracket. Please make sure that the reverse side is secure too.
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