Panasonic k-nl304g User manual

Network Video Recorder User’s Manual
Model No. K-NL304K/G
K-NL308K/G
Version 1.0.2

i
Table of Contents
1Features and Specifications...........................................................................................1
1.1 Overview............................................................................................................................1
1.2 Features.............................................................................................................................1
1.3 Specifications ....................................................................................................................2
2Front Panel and Rear Panel...........................................................................................4
2.1 Front Panel........................................................................................................................4
2.2 Rear Panel.........................................................................................................................6
2.3 Alarm Connection ..............................................................................................................8
2.3.1 Alarm Port................................................................................................................................8
2.3.2 Alarm input port.......................................................................................................................8
2.3.3 Alarm input and output port...................................................................................................8
2.3.4 Alarm relay specifications......................................................................................................9
2.4 Bidirectional talk ................................................................................................................9
2.4.1 Device-end to PC-end............................................................................................................9
2.4.2 PC-end to the device-end....................................................................................................10
2.5 Mouse Operation............................................................................................................. 11
2.6 Remote Controller Operation...........................................................................................12
3Device Installation........................................................................................................14
3.1 Check Unpacked NVR ....................................................................................................14
3.2 About Front Panel and Rear Panel.................................................................................14
3.3 HDD Installation...............................................................................................................14
3.4 Connection Sample.........................................................................................................16
4Local Basic Operation..................................................................................................17
4.1 Boot up and Shutdown....................................................................................................17
4.1.1 Boot up...................................................................................................................................17
4.1.2 Shutdown...............................................................................................................................17
4.2 Startup Wizard.................................................................................................................17
4.3 Navigation Bar.................................................................................................................21
4.3.1 Main Menu.............................................................................................................................21
4.3.2 Output Screen.......................................................................................................................21
4.3.3 Tour.........................................................................................................................................21
4.3.4 PTZ .........................................................................................................................................21
4.3.5 CAMERA................................................................................................................................21
4.3.6 Search....................................................................................................................................21
4.3.7 Alarm Status..........................................................................................................................22
4.3.8 Channel Info..........................................................................................................................22
4.3.9 Remote Device......................................................................................................................22
4.3.10 Network..................................................................................................................................22
4.3.11 HDD Manager........................................................................................................................22
4.3.12 USB Manager........................................................................................................................22
4.4 Remote Device................................................................................................................23
4.4.1 Remote Device Connection ................................................................................................23
4.4.2 Short-Cut Menu.....................................................................................................................24
4.4.3 IMAGE....................................................................................................................................24
4.4.4 CAM NAME ...........................................................................................................................26

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4.4.5 Upgrade..................................................................................................................................27
4.4.6 UPNP......................................................................................................................................28
4.4.7 Built-in Switch Setup ............................................................................................................28
4.5 Preview............................................................................................................................28
4.5.1 Preview...................................................................................................................................29
4.5.2 Preview control interface.....................................................................................................29
4.5.3 Right Click Menu...................................................................................................................31
4.5.4 Preview Display Effect Setup..............................................................................................31
4.5.4.1 GUI....................................................................................................................31
4.5.4.2 Tour...................................................................................................................32
4.6 PTZ..................................................................................................................................34
4.6.1 PTZ Settings..........................................................................................................................34
4.6.2 PTZ Control ...........................................................................................................................35
4.6.2.1 PTZ Function Setup..........................................................................................37
4.6.2.2 Call PTZ Function.............................................................................................39
4.7 Record and Snapshot......................................................................................................40
4.7.1 ENCODE................................................................................................................................40
4.7.1.1 ENCODE...........................................................................................................40
4.7.1.2 Snapshot...........................................................................................................41
4.7.1.3 Overlay..............................................................................................................42
4.7.2 Schedule................................................................................................................................43
4.7.2.1 Schedule Record ..............................................................................................43
4.7.2.2 Schedule Snapshot...........................................................................................46
4.7.3 Motion detect record/snapshot ...........................................................................................48
4.7.3.1 Motion detect record.........................................................................................48
4.7.3.2 Motion Detect Snapshot ...................................................................................51
4.7.4 Alarm Record/Snapshot.......................................................................................................51
4.7.4.1 Alarm Record....................................................................................................51
4.7.4.2 Alarm Snapshot ................................................................................................52
4.7.5 Manual Record/Snapshot....................................................................................................53
4.7.5.1 Manual Record..................................................................................................53
4.7.5.2 Manual Snapshot..............................................................................................54
4.7.6 Holiday Record/Snapshot....................................................................................................54
4.7.6.1 Holiday Record .................................................................................................54
4.7.6.2 Holiday Snapshot..............................................................................................56
4.7.7 Other Record/Snapshot.......................................................................................................56
4.8 Playback and Search ......................................................................................................56
4.8.1 Real-time Playback...............................................................................................................56
4.8.2 Search Interface....................................................................................................................56
4.8.2.1 Smart Search....................................................................................................61
4.8.2.2 Accurate playback by time................................................................................61
4.8.2.3 Mark Playback ..................................................................................................62
4.8.3 Picture Playback...................................................................................................................63
4.9 Backup.............................................................................................................................64
4.9.1 File Backup............................................................................................................................64
4.9.2 Import/Export.........................................................................................................................65

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4.9.3 Backup Log............................................................................................................................66
4.9.4 USB Device Auto Pop-up ....................................................................................................67
4.10 Alarm ...............................................................................................................................68
4.10.1 Detect Alarm..........................................................................................................................68
4.10.1.1 Motion Detect....................................................................................................68
4.10.1.2 Tampering.........................................................................................................72
4.10.1.3 Video Loss ........................................................................................................73
4.10.2 Alarm output..........................................................................................................................74
4.10.3 Alarm Setup...........................................................................................................................75
4.10.4 Abnormality............................................................................................................................81
4.11 Network............................................................................................................................82
4.11.1 Basic Setup............................................................................................................................82
4.11.1.1 Connection........................................................................................................84
4.11.1.2 WIFI...................................................................................................................85
4.11.1.3 3G .....................................................................................................................86
4.11.1.4 PPPoE...............................................................................................................87
4.11.1.5 DDNS Setup .....................................................................................................88
4.11.1.6 UPnP.................................................................................................................90
4.11.1.7 IP Filter..............................................................................................................91
4.11.1.8 Email.................................................................................................................93
4.11.1.9 FTP ...................................................................................................................94
4.11.1.10 SNMP ...............................................................................................................96
4.11.1.11 Multicast............................................................................................................97
4.11.1.12 Alarm Center.....................................................................................................99
4.11.1.13 Auto register .....................................................................................................99
4.11.1.14 SWITCH..........................................................................................................100
4.11.2 Network Test........................................................................................................................101
4.11.2.1 Network Test ...................................................................................................101
4.11.2.2 Network Load..................................................................................................102
4.12 HDD Setup ....................................................................................................................103
4.12.1 Format..................................................................................................................................103
4.12.2 HDD Information.................................................................................................................104
4.12.3 Advanced.............................................................................................................................106
4.13 Basic Setups..................................................................................................................109
4.13.1 Device Setup.......................................................................................................................109
4.13.2 Data and Time.....................................................................................................................110
4.13.3 Holiday..................................................................................................................................111
4.14 Device Maintenance and Manager ............................................................................... 112
4.14.1 System Info..........................................................................................................................112
4.14.1.1 Version............................................................................................................112
4.14.1.2 BPS.................................................................................................................113
4.14.1.3 Online User.....................................................................................................113
4.14.1.4 Remote Device Information............................................................................114
4.14.1.5 Remote............................................................................................................ 115
4.14.1.5.1 Device Status.............................................................................................. 115
4.14.1.5.2 Firmware .....................................................................................................116

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4.14.2 Log........................................................................................................................................117
4.14.3 Account.................................................................................................................................118
4.14.3.1 Add/Modify Group...........................................................................................120
4.14.3.2 Add/Modify User .............................................................................................120
4.14.4 Update..................................................................................................................................121
4.14.5 Default..................................................................................................................................122
4.14.6 RS232...................................................................................................................................122
4.14.7 Auto Maintain.......................................................................................................................123
4.14.8 Logout /Shutdown/Restart.................................................................................................124
5Web Operation...........................................................................................................125
5.1 General Introduction......................................................................................................125
5.1.1 Preparation..........................................................................................................................125
5.1.2 Log in....................................................................................................................................126
5.2 LAN Mode......................................................................................................................127
5.3 Real-time Monitor..........................................................................................................129
5.4 PTZ................................................................................................................................130
5.5 Image/Alarm-out............................................................................................................132
5.5.1 Image....................................................................................................................................132
5.5.2 Alarm output........................................................................................................................132
5.6 Multi Preview.................................................................................................................132
5.7 WAN Login.....................................................................................................................133
5.8 Setup .............................................................................................................................134
5.8.1 REMOTE..............................................................................................................................134
5.8.1.1 Remote Device ...............................................................................................134
5.8.1.2 IMAGE.............................................................................................................136
5.8.1.3 ENCODE.........................................................................................................138
5.8.1.3.1 Encode..........................................................................................................138
5.8.1.3.2 Snapshot.......................................................................................................140
5.8.1.3.3 Video Overlay................................................................................................140
5.8.1.3.4 Path...............................................................................................................141
5.8.1.4 CAM NAME.....................................................................................................142
5.8.2 Network................................................................................................................................142
5.8.2.1 TCP/IP.............................................................................................................142
5.8.2.2 Connection......................................................................................................143
5.8.2.3 WIFI.................................................................................................................144
5.8.2.4 3G ...................................................................................................................144
5.8.2.4.1 CDMA/GPRS ................................................................................................144
5.8.2.4.2 Mobile............................................................................................................145
5.8.2.5 PPPoE.............................................................................................................146
5.8.2.6 DDNS..............................................................................................................146
5.8.2.7 IP filter.............................................................................................................148
5.8.2.8 Email...............................................................................................................148
5.8.2.9 FTP .................................................................................................................150
5.8.2.10 UPnP...............................................................................................................150
5.8.2.11 SNMP..............................................................................................................151
5.8.2.12 Multicast..........................................................................................................152
5.8.2.13 Register...........................................................................................................152

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5.8.2.14 Alarm Centre...................................................................................................153
5.8.3 Event.....................................................................................................................................153
5.8.3.1 Detect..............................................................................................................153
5.8.3.1.1 Motion Detect................................................................................................153
5.8.3.1.2 Video Loss.....................................................................................................157
5.8.3.1.3 Tampreing .....................................................................................................158
5.8.3.2 Alarm...............................................................................................................158
5.8.3.2.1 Alarm.............................................................................................................158
5.8.3.2.2 Net Alarm.......................................................................................................160
5.8.3.2.3 IPC External Alarm........................................................................................161
5.8.3.2.4 IPC OfflineAlarm...........................................................................................161
5.8.3.3 Abnormality.....................................................................................................162
5.8.4 Storage.................................................................................................................................164
5.8.4.1 Schedule.........................................................................................................164
5.8.4.2 CTORAGE ......................................................................................................166
5.8.4.2.1 Local Storage................................................................................................166
5.8.4.2.2 HDD...............................................................................................................167
5.8.4.3 Record Control................................................................................................167
5.8.4.4 HDD MANAGER.............................................................................................168
5.8.4.4.1 Main Stream..................................................................................................168
5.8.4.4.2 Sub Stream...................................................................................................168
5.8.4.4.3 Snapshot.......................................................................................................169
5.8.5 Setting...................................................................................................................................169
5.8.5.1 General ...........................................................................................................169
5.8.5.1.1 General..........................................................................................................169
5.8.5.1.2 Date and time................................................................................................170
5.8.5.1.3 Holiday Setup................................................................................................170
5.8.5.2 Account...........................................................................................................171
5.8.5.2.1 User name.....................................................................................................171
5.8.5.2.2 Group ............................................................................................................173
5.8.5.3 Display ............................................................................................................175
5.8.5.3.1 Display...........................................................................................................175
5.8.5.3.2 Tour ...............................................................................................................176
5.8.5.4 Alarm Out........................................................................................................177
5.8.5.5 Default.............................................................................................................177
5.8.5.6 Import/Export ..................................................................................................177
5.8.5.7 Auto maintain..................................................................................................178
5.8.5.8 Upgrade ..........................................................................................................178
5.8.5.9 RS232.............................................................................................................178
5.8.5.10 PAN/TILT/ZOOM.............................................................................................179
5.9 Information.....................................................................................................................180
5.9.1 Version..................................................................................................................................180
5.9.2 Log........................................................................................................................................181
5.9.3 Online User..........................................................................................................................181
5.10 Playback........................................................................................................................182
5.11 Alarm .............................................................................................................................186

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5.12 Log out...........................................................................................................................187
5.13 Un-install Web Control...................................................................................................188
6Glossary.....................................................................................................................189
7Appendix A HDD Capacity Calculation .......................................................................190
Welcome
Thank you for purchasing our network video recorder!
This user’s manual is designed to be a reference tool for your system.
Please open the accessory bag to check the items one by one in accordance with the list below.

vii
Important Safeguards and Warnings
1．Electrical safety
All installation and operation here should conform to your local electrical safety codes.
The product must be grounded to reduce the risk of electric shock.
We assume no liability or responsibility for all the fires or electric shock caused by improper
handling or installation.
2．Transportation security
Heavy stress, violent vibration or water splash are not allowed during transportation, storage and
installation.
3．Installation
Keep upwards. Handle with care.
Do not apply power to the NVR before completing installation.
Do not place objects on the NVR
4．Qualified engineers needed
All the examination and repair work should be done by the qualified service engineers.
We are not liable for any problems caused by unauthorized modifications or attempted repair.
5．Environment
The NVR should be installed in a cool, dry place away from direct sunlight, inflammable, explosive
substances and etc.
This series product shall be transported, storage and used in the specified environments.
6. Accessories
Be sure to use all the accessories recommended by manufacturer.
Before installation, please open the package and check all the components are included.
7. Lithium battery
Improper battery use may result in fire, explosion, or personal injury!
When replace the battery, please make sure you are using the same model!
Before your operation please read the following instructions carefully.
Installation environment
Keep away from extreme hot places and sources；
Avoid direct sunlight；
Keep away from extreme humid places；
Avoid violent vibration；
Do not put other devices on the top of the NVR；
Be installed in well ventilated place; do not block the vent.

1
1Features and Specifications
1.1 Overview
This series NVR is a high performance network video recorder. This series product support local preview,
multiple-window display, recorded file local storage, remote control and mouse shortcut menu operation,
and remote management and control function.
This series product supports centre 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 via the CMS. In the network system, there is
only one network cable from the monitor centre to the monitor zone in the whole network. There is no
audio/video cable from the monitor centre to the monitor zone. The whole project is featuring of simple
connection, low-cost, low maintenance work.
This series NVR can be widely used in many areas such as public security, water conservancy,
transportation and education.
1.2 Features
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.
Short-cut menu when preview.
Support popular PTZ decoder control protocols. Support preset, tour
and pattern.
Playback
Support each channel real-time record independently, and at the same
time it can support search, forward play, network monitor, record search,
download and etc.
Support various playback modes: slow play, fast play, backward play
and frame by frame play.
Support time title overlay so that you can view event accurate occurred
time
Support specified zone enlargement.
User
Management
Each group has different management powers that can be edited freely.
Every user belongs to an exclusive group.
Storage
Via corresponding setup (such as alarm setup and schedule setup), you
can backup related audio/video data in the network video recorder.
Support Web record and record local video and storage the file in the
client end.
Alarm
Respond to external alarm simultaneously (within 200MS), based on
user’s pre-defined relay setup, system can process the alarm input
correctly and prompt user by screen and voice (support pre-recorded
audio).
Support central alarm server setup, so that alarm information can
remotely notify user automatically. Alarm input can be derived from
various connected peripheral devices.
Alert you via email/sms.

2
Network
Monitor
Through network, sending audio/video data compressed by IPC or NVS
to client-ends, then the data will be decompressed and display.
Support max 128 connections at the same time.
Transmit audio/video data by HTTP, TCP, UDP, MULTICAST,
RTP/RTCP and etc.
Transmit some alarm data or alarm info by SNMP.
Support WEB access in WAN/LAN.
Window Split
Adopt the video compression and digital process to show several
windows in one monitor. Support 1/4/8/9-window display when preview
and 1/4/9-window display when playback.
Record
Support normal/motion detect/alarm record function. Save the recorded
files in the HDD, USB device, client-end PC, or network storage server.
You can search or playback the saved files at the local-end or via the
Web/USB device.
Backup
Support network backup, USB2.0 record backup function, the recorded
files can be saved in network storage server, peripheral USB2.0
device, burner and etc.
Network
Management
Supervise NVR configuration and control power via Ethernet.
Support management via WEB.
Peripheral
Equipment
Management
Support peripheral equipment management such as protocol setup and
port connection.
Support transparent data transmission such as RS232 (RS-422), RS485
(RS-485).
Auxiliary
Support switch between NTSC and PAL.
Support real-time system resources information and running statistics
display.
Support log file.
Local GUI output. Shortcut menu operation via mouse.
IR control function (For some series product only.). Shortcut menu
operation via remote control.
Support IPC or NVS remote video preview and control.
1.3 Specifications
Parameter
Specifications
K-NL304K/G
K-NL308K/G
System Resources
4/8-channel series product support 4/8-channel HD connection respectively.
Max supports 160Mbps.
Operation System
Embedded Linux real-time operation system
Operation Interface
WEB/Local GUI
Video Compression
H.264/MJPEG
Decode Capacity
Max supports 8-channel 720P, or 4-channel 1080P, or 4*3M or 2*5M decode.
Audio Compression
G.711a
Video Output
1-channel VGAanalog video output.
Video Input
4-ch network compression video
input (Only E-Series camera)
8-ch network compression video
input (Only E-Series camera)
HDMI
1-ch HDMI output.

3
Audio Input
1-ch bidirectional talk input
Audio Output
1-ch bidirectional talk output
Window Split
1/4-window
1/4/8/9-window
Multiple-channel
Playback
Max 4-channel 720P / 4-channel
1080P playback.
Max 8-channel 720P / 4-channel
1080P playback.
Alarm Input
4-ch alarm input
Alarm Output
2-ch alarm output
Storage
2 built-in SATA ports.
RS232 Port
One RS232 port to debug transparent COM data.
RS485 port
One RS485 port to control PTZ. Support various protocols.
USB2.0 Port
2 peripheral USB ports.
One USB2.0 port at the front panel and one USB3.0 port at the rear panel.
Network Connection
One RJ45 10/100/1000Mbps self-adaptive Ethernet port.
Power Port
Two power ports. Input DC12V/DC
48V.
One power ports. Input 100-240V，
47~63Hz.
Power Button
One button.At the rear panel.
Power On-off Button
One button.At the front-panel.
IR Receiver Window
Support IR remote control
Clock
Built-in clock.
Indication Light
One power status indicator light.
One network status indicator light.
One HDD status indicator light.
Power Consumption
< 30W(Exclude HDD)
Working Temperature
-10℃- +55℃
Working Humidity
10℅ - 90℅
Air pressure
86kpa－106kpa
Dimension
375 mm(W) × 278 mm(D) × 52
mm(H)
375 mm(W) × 323 mm(D) × 52 mm(H)
Weight
1.5~2.5kg（Exclude HDD）
Installation
Desk installation
Note
EMS & Mobile-EMS do not support i-PRO series NVR
Panasonic Security Viewer is not supported
Bit rate: Suggested to set bit rate for E-Series camera to 2 Mbps or less
Suggested to synchronize to external NTP server
Suggested E-Series setting
Auto Reboot (once a week)
No overlapping scheduled REC & VMD REC
See support web page below for further details
http://security.panasonic.com/*****

4
2Front Panel and Rear Panel
2.1 Front Panel
The front panel is shown as below. See Figure 2-1.
Figure 2-1
Please refer to the following sheet for front panel button information.
Name
Icon
Function
Power button
Power button, press this button for three seconds to boot up
or shut down NVR.
Shift
Shift
In textbox, click this button to switch between numeral,
English(Small/Capitalized),donation and etc.
Up/1
Down/4
,
Activate current control, modify setup, and then move up and
down.
Increase/decrease numeral
Assistant function such as PTZ menu.
In text mode, input number 1/4 (English character G/H/I)
Left/2
Right/3
,
Shift current activated control,
When playback, click these buttons to control playback bar.
In text mode, input number 2(English character A/B/C)
/3(English character D/E/F).
ESC
ESC
Go to previous menu, or cancel current operation.
When playback, click it to restore real-time monitor mode.
Enter
ENTER
Confirm current operation
Go to default button
Go to menu
Record
REC
Manually stop/start recording, working with direction keys
or numeral keys to select the recording channel.
Slow play/8
Multiple slow play speeds or normal playback.
In text mode, input number 8 (English character T/U/V).

5
Assistant
Fn
One-window monitor mode, click this button to display
assistant function: PTZ control and image color.
Backspace function: in numeral control or text control, press it
for 1.5seconds to delete the previous character before the cursor.
In motion detection setup, working with Fn and direction keys
to realize setup.
In text mode, click it to switch between numeral,
English character(small/capitalized) and etc.
Realize other special functions.
Fast play/7

Various fast speeds and normal playback.
In text mode, input number 7 (English character P/Q/R/S).
Play previous/0
|
In playback mode, playback the previous video
In text mode, input number 0.
Reverse/Pause/6
||
In normal playback or pause mode, click this button to reverse
playback
In reverse playback, click this button to pause playback.
In text mode, input number 6 (English character M/N/O)
Play Next/9
|
In playback mode, playback the next video
In menu setup, go to down ward of the dropdown list.
In text mode, input number 9 (English character W/X/Y/Z).
Play/Pause /5
||
In normal playback click this button to pause playback
In pause mode, click this button to resume playback.
In text mode, input number 5(English character J/K/L).
USB port
To connect USB storage device, USB mouse.
Network
abnormal
indication light
Net
Network error occurs or there is no network connection,
the light becomes red to alert you.
HDD abnormal
indication light
HDD
HDD error occurs or HDD capacity is below specified
threshold value, the light becomes red to alert you.
Record light
1-16
System is recording or not. It becomes on when
system is recording.
IR Receiver
IR
It is to receive the signal from the remote control.

6
2.2 Rear Panel
The K-NL304K/G rear panel is shown as below. See Figure 2-2.
Figure 2-2
The K-NL308K/G rear panel is shown as below. See Figure 2-3.
Figure 2-3
Please refer to the following sheet for detailed information.
Name
Function
Power
switch
-
Power ON/OFF button.
Power input
socket
-
Input AC 100~240V.
For K-NL308K/G product only.
Power input port
Input DC 12V/4A.
For K-NL304K/G series product only.
Power input port
Switch power port. Input DC 48/1A.
For K-NL304K/G 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 mike
phone, pickup.
MIC OUT
Audio output port
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.
1～4
Alarm input port
1～4
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.

7
N1, N2
Alarm output port
1～2
2 groups of alarm output ports. (Group 1：port
N1 ～C1,Group 2:port N2 ～C2).Output alarm
signal to the alarm device. Please make sure there
is power to the external alarm device.
N：Normal open alarm output port.
C：Alarm output public end.
C1, C2
A
RS-485
communication
port
RS485_A port. It is the cable A. You can connect to the
control devices such as speed dome PTZ.
B
RS485_B.It is the cable B. You can connect to the
control devices such as speed dome PTZ.
Network port
10M/100M/1000Mbps self-adaptive Ethernet port.
Connect to the network cable.
USB2.0 port
USB2.0 port. Connect to mouse, USB storage device,
USB burner and etc.
RS-232
RS-232
debug COM.
It is for general COM debug to configure IP address or
transfer transparent COM data.
HDMI
High Definition
Media Interface
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
VGA video
output port
VGA video output port. Output analog video signal. It
can connect to the monitor to view analog video.
PoE
PORTS
-
Bult-in Switch. Support PoE.
The 4 PoE series product supports total 48V 50W.
The 8 PoE series product supports total 48V 120W.
One PoE port max supports 15W.

8
2.3 Alarm Connection
2.3.1 Alarm Port
The alarm port is shown as below. See Figure 2-4
Figure 2-4
Icon
Function
1～4
ALARM1～ALARM4. The alarm becomes activated in the
low level.
N1,N2,C1,C2
Two N activation output groups. (On-off button)
GND
A/B
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.
Note
Different models support different alarm input ports. Please refer to the specifications sheet for
detailed information.
Slight difference may 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 1～4) of the
NVR. Connect the negative end (-) of the alarm input device to the ground end ( ) of the NVR.
Note
When connect the ground port of the alarm device to the NVR, you can use any of the GND ports
().
Connect the C 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 input and output port
There is peripheral power supplying for the external alarm device.
In case overload may result in NVR damage, please refer to the following relay specifications for

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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
Model:
JRC-27F
Material of the
touch
Silver
Rating
（Resistance
Load）
Rated switch capacity
30VDC 2A, 125VAC 1A
Maximum switch power
125VA 160W
Maximum switch voltage
250VAC, 220VDC
Maximum switch currency
1A
Insulation
Between touches with same
polarity
1000VAC 1minute
Between touches with different
polarity
1000VAC 1minute
Between touch and winding
1000VAC 1minute
Surge voltage
Between touches with same
polarity
1500V (10×160us)
Length of open
time
3ms max
Length of close
time
3ms max
Longevity
Mechanical
50×106 MIN (3Hz)
Electrical
200×103 MIN (0.5Hz)
Temperature
-40℃- +70℃
2.4 Bidirectional talk
2.4.1 Device-end to PC-end
Device Connection
Please connect the speaker or the pickup to the first audio input port in the device rear panel. Then
connect the earphone or the sound box to the audio output port in the PC.
Login the Web and then enable the corresponding channel real-time monitor.
Please refer to the following interface to enable bidirectional talk. See Figure2-5.
Figure 2-5

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Listening Operation
At the device end, speak via the speaker or the pickup, and then you can get the audio from the earphone
or sound box at the pc-end. See Figure 2-6.
Figure 2-6
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 2-6) to enable bidirectional talk.
Listening Operation
At the PC-end, speak via the speaker or the pickup, and then you can get the audio from the earphone or
sound box at the device-end. See Figure 2-7.
Figure 2-7

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2.5 Mouse Operation
Please refer to the following sheet for mouse operation instruction.
Left click
mouse
When you have selected one menu item, left click mouse to view menu content.
Modify checkbox or motion detection status.
Click combo box to pop up dropdown list
In input box, you can select input methods. Left click the corresponding button on
the panel you can input numeral/English character (small/capitalized). 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.
Double left
click mouse
Implement special control operation such as double click one item in the file list to
playback the video.
In multiple-window mode, double left click one channel to view in full-window.
Double left click current video again to go back to previous multiple-window mode.
Right click
mouse
In real-time monitor mode, pops up shortcut menu.
Exit current menu without saving the modification.
Press middle
button
In numeral input box: Increase or decrease numeral value.
Switch the items in the check box.
Page up or page down
Move mouse
Select current control or move control
Drag mouse
Select motion detection zone
Select privacy mask zone.

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2.6 Remote Controller Operation
Figure 2-8
Number
Name
Function
1
Power button
Click it to boot up or shut down the device.
2
Address
Click it to input device number, so that you can control it.
3
Forward
Various forward speeds and normal speed playback.
4
Slow play
Multiple slow play speeds or normal playback.
5
Next record
In playback mode, playback the next video.
6
Previous record
In playback mode, playback the previous video.
7
Play/Pause
In pause mode, click this button to realize normal
playback.
In normal playback click this button to pause playback.
In real-time monitor mode, click this button to enter video
search menu.
8
Reverse/pause
Reverse playback pause mode, click this button to realize
normal playback.
In reverse playback click this button to pause playback.
9
Esc.
Go back to previous menu or cancel current operation
(close upper interface or control)
10
Record
Start or stop record manually. In record interface, working
with the direction buttons to select the record channel.
Click this button for at least 1.5 seconds, system can go to
the Manual Record interface.
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Direction keys
Switch current activated control, go to left or right. In
playback mode, it is to control the playback process bar.
Aux function(such as switch the PTZ menu)