Kedacom SVR2730 User manual

HD Lecture Recorder User Manual
KEDACOM
User Manual for
HD Lecture Recorder SVR2730
(V01, March, 2018)

HD Lecture Recorder User Manual
Trademark
Kedacom™ and are trademarks of Suzhou Keda Technology Co., Ltd. in China
and various other countries. All other trademarks mentioned in this document are the property of
their respective holders.
Suzhou Keda Technology Co., Ltd.
131 Jinshan Road
New District, Suzhou, 215011
People's Republic of China
http://www.kedacom.com/en
Tel: [phone]
Fax: [phone]
© 2018 Suzhou Keda Technology Co., Ltd. All rights reserved.
Without the prior written permission of Suzhou Keda Technology Co., Ltd., any reproduction,
translation or retransmission of all or any part of this document for any purpose in either
electronic or mechanical form is not allowed.
Notice
The information in this document is subject to change without notice. Every effort has been made
in the preparation of this document to ensure accuracy of the contents, but all statements,
information, and recommendations in this document do not constitute a warranty of any kind,

HD Lecture Recorder User Manual
express or implied. Suzhou Keda Technology Co., Ltd. is not responsible for printing or clerical
errors.
Target Audience
Administrators and Operators of Video Surveillance Products
Document Version
Version 01
Applicable Models
SVR2730
Related Document
Quick Start Guide
Convention
Icon
Convention
Notes and warning: necessary
supplement of operations
Sign
Convention
BOLD
Menu, e.g. Drag to Zoom
>
Connector between menus of
different level, e.g. Settings >
Camera

HD Lecture Recorder User Manual
Contents
1Product Brief ...................................................................................................................................5
2Specification ...................................................................................................................................6
3Installation.......................................................................................................................................7
3.1 Environment ............................................................................................................................7
3.2 Topology ..................................................................................................................................8
3.3 Installation Steps .....................................................................................................................8
3.3.1 Download and Install SVR Client ....................................................................................8
3.3.2 Login to SVR Client .........................................................................................................8
3.3.3 Add SVR..........................................................................................................................9
3.3.4 Add IPC ...........................................................................................................................9
3.3.5 Go to Direct Interface ....................................................................................................11
3.3.6 Go to Interact Interface .................................................................................................12
4General Information ......................................................................................................................15
4.1 Device Info ............................................................................................................................15
4.2 Current Status .......................................................................................................................15
4.3 Version ..................................................................................................................................15
5Resources.....................................................................................................................................16
5.1 Search Videos .......................................................................................................................16
5.2 View Videos...........................................................................................................................16
5.3 Download Videos ..................................................................................................................16
5.4 Delete Videos ........................................................................................................................16
6Settings .........................................................................................................................................17
6.1 Manage Camera ...................................................................................................................17
6.1.1 Search Device and Add IPC..........................................................................................17
6.1.2 Add IPC Manually..........................................................................................................17
6.2 Registration ...........................................................................................................................18
6.2.1 Register to VMS ............................................................................................................18
6.2.2 MSS...............................................................................................................................18
6.2.3 Register to Tracker ........................................................................................................19
6.3 Scenario ................................................................................................................................19
6.3.1 Video Matrix ..................................................................................................................20
6.3.2 Audio Matrix ..................................................................................................................20
6.3.3 Direction Command.......................................................................................................21
6.3.4 Central Device...............................................................................................................23
6.4 Network .................................................................................................................................23
6.4.1 NIC ................................................................................................................................23
6.4.2 DHCP ............................................................................................................................24
6.4.3 Static Route...................................................................................................................25
6.5 Recording ..............................................................................................................................26
6.6 Maintenance..........................................................................................................................26
6.6.1 Basic Setting .................................................................................................................26
6.6.2 Maintenance..................................................................................................................26
6.6.3 Time Setting ..................................................................................................................27
6.6.4 Network Test..................................................................................................................27

HD Lecture Recorder User Manual
1 Product Brief
HD lecture recorder SVR2730 is a multimedia recording system for education industry and is applied
especially to comprehensive digital classrooms, integrating and unifying the functions of audio matrix,
video matrix, HD encoding and central control. Based on IP network, it synchronizes and groups the video-
audio signal during lecturing and the dynamic screen signal of PC to record and broadcast live videos. The
HD lecture recorder facilitates teaching greatly and records lecture process and train communication
comprehensively. Besides, it generates multimedia courseware immediately and suits high education,
compulsory education, vocational education and various training agencies. It is applied for common lecture
recording and remote lecture delivery, and can also be used as surveillance and storage device for
cameras in e-exam classrooms.
Main functions of lecture recorder:
➢Synchronous video and audio recording of lecture
➢Lecturer + courseware + student, multiple options of video layouts
➢Support intelligent directing, detecting lecturer actions, realizing video following and auto switch
➢Support displaying various resolutions of main stream
➢Flexible control of start, pause and stop of lecture recording
➢Free switch among videos of the 4 accessed channels
➢Synchronous recording of U-disk and hard disk
➢Support scene-based configuration modules for flexible switch
➢Support multi-channel encoding, CBR encoding for video encoding and VBR for interaction
➢Support standard H.323 and H.239 for dual-stream receive and send, and protocol H.460
➢Support sleep mode, operating with super low power consumption

HD Lecture Recorder User Manual
2 Specification
Table 2-1 Specification
Capacity
IP Camera Input
4-channel
Video Encoding
Compression
H.264, H.265
Max. Resolution
Support main/secondary stream view of combined video
Main/Secondary stream supports max. 1080P
Frame Rate
25fps/30fps
Bitrate
128kbps~8Mbps
Stream Media
Flash/HTML5 support multiple formats synchronously
Audio Encoding
Compression
AAC_LC 16K, AAC_LC 32K, AAC_LC 48K, G.711a (PCMA),
G.722, ADPCM
Bitrate
32kbps~128kbps
Interfaces
Video Input
2-channel DVI-I input
Video Output
2-channel DVI-I output
Audio Input
6 x MIC IN
2 x LINE IN, Stereo
Audio Output
2 x LINE OUT, Stereo
S/PDIF OUT
Ethernet
1 x RJ45, 100Base-TX/1000Base-T
6 x RJ45 100Base-TX (4 PoE ports)
Internal HDDs
2 x SATA (1 x1 TB 2.5” HDD included)
Control
2 x RS485; 8 x RS232
Power Supply
1 x power port
Network
Protocols
Onvif, RTSP, KEDACOM
Device Switch
1 x Rocker switch
Main Processor
Hisilicon Hi3536
Operating System
Embedded

3 Installation
3.1 Environment
Table 3-1
Placing
Place on the desk or the rack horizontally and make sure the carrier can
bear at least 10kg/8kg
Power Supply
Normal working voltage: 100V~240V;
Frequency: 50Hz~60Hz;
Current: 2A
Operating Condition
Temperature: -10°C~55°C (indoor);
Relative humidity 10%RH~90%RH;
Altitude: -60~5000m
Storage
Temperature: -40°C~70°C (indoor);
Relative humidity 10%RH~100%RH;
Altitude: -60~5000m
Anti-ESD
Keep proper temperature and humidity; never disassemble the device by
yourself
Anti-interference
Keep it far away from high-power wireless launcher, radar launcher and
other devices with high-frequency and high-current; apply electromagnetic
shielding if necessary
Lightning Protection
Considering the lightning protection standards of the building when
designing the circuit lightning protection and grounding, following relative
national and industrial standards.
When it grounds independently, the ground impedance should be ≤4Ω and
the CSA (cross sectional area) of ground lead should be ≥25mm²; and
make sure all the ground wires have been earthed.

HD Lecture Recorder User Manual
3.2 Topology
Picture 3-1 Topology
3.3 Installation Steps
3.3.1 Download and Install SVR Client
Double-click the packet and install SVR client according to the installation wizard.
3.3.2 Login to SVR Client
1. After installation, double-click the client icon and open SVR client.
Picture 3-2 Login to SVR client

HD Lecture Recorder User Manual
2. Input username and password on the login interface, both of which are “admin123” by
default. After login, the main interface is as Picture 3-3 shows.
Picture 3-3 Main interface
3.3.3 Add SVR
After logging in, right click “Device List” and select “Add Device”. Input Username (admin),
Password (admin123) and Local Login Address (192.168.1.100 by default).
Picture 3-4 Add SVR
3.3.4 Add IPC
1. Right click the SVR name under “Device List” and select “Manage Camera”. One SVR can
add max. 4 cameras.

HD Lecture Recorder User Manual
Note: The camera IP address should be in the same network segment as that of the SVR so
that it can be searched.
2. Login to the camera and make sure the camera has been registered to the IP address of the
SVR and uncheck auto networking option of the camera to prevent it from being added by
other platform.
Note: Please refer to the help document of IPC for operations of camera.
Picture 3-5 Add IPC
3. Check camera in channel 1 as the tracking camera.
Picture 3-6 Check tracking camera

HD Lecture Recorder User Manual
3.3.5 Go to Direct Interface
1. Select a device from the “Device List” and right click to select “Direct”.
Picture 3-7 Direct interface
2. Functions
a. Main and Secondary Stream
Main stream is the high resolution of the camera, usually HD; secondary stream is the low
resolution of the camera, usually SD.
b. Video Source Selection
There are 8 video source channels for each view window.
c. Video Switch
Click icon to enable or disable the video.
d. Video Layout
There are 4 preset video layouts, Movie Mode (single view), Main and Minor (2-view), Left
1 Right 2 (3-view) and Quad (4-view).
e. Manual Direct
User can turn on “Manual Direct” and drag video images manually.
3. Settings
a. Parameters on “Combined Video” interface include Border Width, Color of Video Border,
Resolution, Frame Rate, Bitrate, Encoding Type, Complexity and Key Frame Interval. Default
settings are shown in the picture:

HD Lecture Recorder User Manual
Picture 3-8 Settings of combined video
b. Parameters on “Courseware” include Resolution, Frame Rate, Bit rate, Encoding Type,
Complexity and Key Frame Interval. Default settings are shown in the picture:
Picture 3-9 Settings of courseware
3.3.6 Go to Interact Interface
1. Click “Interact” to enter interface.

HD Lecture Recorder User Manual
Picture 3-10 Interact interface
2. Click “Contacts” > Device List to add device manually or select device from “Recent
Contacts” and call.
Picture 3-11 Call interface
3. The large window displays local view image and the small one displays the remote view
image.

HD Lecture Recorder User Manual
Picture 3-12 Interact interface
4. Functions
a. Main Stream
There are 8 channels of video sources for option.
b. Dual-Stream
Dual-stream is optional. When checked, there are 8 channels of video sources for option.
c. Audio
There are 6 options of audio format. Suggest selecting AACLC_32K.
5. Stop Interacting
Click icon to hang up and stop interacting.

HD Lecture Recorder User Manual
4 General Information
4.1 Device Info
Display device name, IP address, online status, record status and interact status.
Click “Direct” and “Interact” to enter the interfaces respectively and perform relative operations.
You can make the device enter sleep mode and awake it.
Picture 4-1 General info
4.2 Current Status
Display utilization rates of online device CPU, storage and hard disk. View current status of MSS,
tracker, VMS connectivity, capacity of internal hard disk and system running status.
Picture 4-2 Current status
4.3 Version
View device model, device serial No., device production date and software versions.
Picture 4-3 Version

HD Lecture Recorder User Manual
5 Resources
Picture 5-1 Resources
5.1 Search Videos
You can enter video start time and end time, course name and lecturer manually to search course
videos. Each page can display max 20 records and others will skip to the next page.
5.2 View Videos
On the list of search result, select the needed video and click “View” to display the video on the top
left window and show the video information below. You can drag the seek bar, pause the video or
adjust the volume.
5.3 Download Videos
On the list of search result, select the needed video and click “Download” to download the video.
Meanwhile, it will show the download progress.
5.4 Delete Videos
On the list of search result, select the videos to be deleted and click “Batch Delete”.

HD Lecture Recorder User Manual
6 Settings
6.1 Manage Camera
6.1.1 Search Device and Add IPC
Select “Protocol” and click “Search”. On the “Search Device List”, select a device and double-
click to open it. Enter the right “Authentication Username” and “Authentication Password”,
and click “OK” to finish adding a device.
Picture 6-1 Search device and add IPC
6.1.2 Add IPC Manually
Click “Add” and enter IP address manually. Click “OK” to finish adding a device manually.
Picture 6-2 Add IPC manually

HD Lecture Recorder User Manual
Picture 6-3 Manual configuration and add IPC
6.2 Registration
6.2.1 Register to VMS
Go to Settings > Registration > VMS. Enter IPv4 address of VMS and register SVR to the VMS
to get device UUID. Enter device password and click “Save” to finish registration.
Picture 6-4 Register to VMS
Note: Please refer to the User Manual of VMS for obtaining device UUID.
6.2.2 MSS
Go to Settings > Registration > MSS to register SVR to MSS (Media Stream Server). Enter
MSS IP and other parameters and click “Save” to finish registration.

HD Lecture Recorder User Manual
Picture 6-5 Register to MSS
6.2.3 Register to Tracker
When it’s necessary to register to a tracker, select “Enable” and enter tracker IP and access port,
and click “Save” to finish registration. Otherwise, select “Disable”.
Picture 6-6 Register to tracker
Note: The tracker access port should be the same as that of the camera.
6.3 Scenario
There are 4 scenarios for option, Recorder Mode, Lecturer Mode, Student Mode and Custom.
User can switch mode freely and configure.
Recorder mode is for course recording, while lecturer and student modes are for interaction.

HD Lecture Recorder User Manual
Picture 6-7 Scenario setting
6.3.1 Video Matrix
There are 2 channels of video output. User can select external video matrix device according to
the connection interface, options including DVI IN1, DVI IN2, Combined Video, Remote Main
Stream and Remote Dual-Stream. There are 2 output formats, HDMI and DVI, HDMI by default.
Picture 6-8 Video matrix setting
6.3.2 Audio Matrix
Configurable audio parameters: Audio Format, AutoMix Mixing Depth, Compulsory Mixing, Smart
Mixing, Original Volume of Reference Source, Mute, Volume and Sensitivity and Power display.
Also, user can configure Interactive Input/ Output Volume and Latency.