XtendLan IVS-184CPW User Manual

IVS-184CPW

IP video server

User’s Guide

Introduction

Thank you for purchasing our digital video server. It is an IP-based digital surveillance device. It has functions like video capture, real-time compression, network transmission and so on. It can transmit high-quality audio and video data streams in low-bandwidth network to achieve real-time video transmission in LAN/WAN, so that remote clients can enjoy the functions like image preview, recording, playback, snapping and alarming while staying at home.

The product applies to enterprises, banks, security checkpoints, highways and other places that need network video transmission and monitoring capability. This product is easy to install and operate.

Notes:

DVS in this manual refers to all Digital Video servers, including HDD storage and SD card storage DVS.

Statement:

Contents in this manual may be different from the edition that you are using. Should any unsolved problem occur given that the product is used according to this manual, please contact our technical support department or your product suppliers.

The content of this manual may be updated at irregular intervals without prior notice.

III

Contents

Chapter1 Product Overview ............................................. 4

1.1 Product Application .................................................................... 4

1.2 Features ...................................................................................... 4

1.3 Technical Parameters ................................................................. 5

1.4 Application Environment ............................................................ 6

Chapter2 Hardware description ....................................... 8

2.1 Front Panel ................................................................................. 8

2.2 Back Panel .................................................................................. 9

2.3 Install HDD ................................................................................ 10

2.4 Alarm Connection Instruction ................................................... 10

2.4.1 Alarm input connection mode ....................................................... 10

2.4.2 Alarm output connection mode ..................................................... 11

2.5 Network Connection ................................................................. 12

2.5.1 Connect DVS to network with IP share switch ............................... 12

2.5.2 Connect DVS to PC with crossover cable ........................................ 12

Chapter3 Search Device ................................................. 14

3.1 Search Device and Modify Network Parameters ...................... 14

3.1.1 Run SearchNVS software ............................................................... 14

3.1.2 Set IP address ................................................................................ 14

3.2 Check Connection ..................................................................... 15

Chapter4 Introduction of IE ............................................ 17

4.1 Install ActiveX and Login Device ............................................... 17

4.2 Live Preview.............................................................................. 18

4.3 Record Playback ....................................................................... 19

4.4 Set System Parameters ............................................................. 21

4.4.1 System Settings ............................................................................. 21

4.4.2 Video Settings ............................................................................... 22

4.4.3 Audio Settings ............................................................................... 24

4.4.4 Alarm Settings ............................................................................... 24

4.4.5 Network Settings ........................................................................... 29

4.5 User Management .................................................................... 34

4.6 Storage Settings ........................................................................ 34

4.6.1 Device Management ..................................................................... 34

4.6.2 Record Schedule ............................................................................ 36

4.6.3 Snap Schedule ............................................................................... 36

4.7 Front-end Settings .................................................................... 37

4.8 Local Settings ............................................................................ 37

Appendix A: Network Interface for DVS ........................ 39

Appendix B: Default Network Parameters .................... 40

Appendix C: Application for DDNS ............................... 41

IP Camera DDNS Introduction ........................................................ 41

DDNS function ........................................................................................ 41

The DDNS process of IP camera .............................................................. 41

Application for DDNS ...................................................................... 41

Appendix D: Visit DVS under Different Network

Environments .................................................................. 44

Appendix E: FAQ ............................................................. 48

Product Overview Chapter1

1.1 Product Application

DVS can be used for surveillance in public places, such as in supermarkets, kindergartens, factories, warehouses and so on. Also because of its strong image-processing performance, it can be used in some advanced environment, such as banks, net bars or transportation systems.

1.2 Features

Built-in Web Sever, users can visit the DVS to realize remote surveillance and control via IE.

Adopt optimized H.264 video compression algorithm to satisfy the transmission of High Definition video at low network bandwidth.

Support local storage of SD card and built-in SATA hard disk storage (see specific model), maximum capacity is 32GB.

Adopt optimized G.726 audio compression algorithm to make the sound clearer.

Support PAL/NTSC composite video.

D1 High Definition real-time digital video server, fully compatible with

Half-D1, CIF and QCIF

Video bitrate can be adjusted continuously between 32Kbps and 16Mbps, frame rate can be adjusted from1 to 30 (NTSC).

Support LAN, WAN and IEEE802.11a/b/g/n wireless network transmission.

RS-485 communicates port. Support transparent serial port transmission, multiple PTZ, high-speed dome protocol, etc.

Bi-directional audio talkback and broadcast

4 channel on/off alarm input and output

Support alarm recording, manual recording and scheduled recording;

Support video motion detection, able to trigger device alarm recording

and snapping or linkage alarm for E-mail sending or FTP uploading. Motion detection of four areas is supported.

Provide motion detection, video loss, sensor alarm and network failure

Video

Video input

1/2/4channel composite video, PAL or NTSC;

BNC (1.0Vp-p,75Ω)

Video Compression

H.264

Video Definition

PAL: 176*144（QCIF）, 352*288（CIF）, 704x288(2CIF), 704*576(D1)

NTSC: 176*128（QCIF）, 352*240（CIF）, 704x288(2CIF), 704*480(D1)

Video Parameters

Brightness, Hue, Contrast, Saturation

Streaming Format

Video Streaming or Audio&Video composite Streaming

Video Frame Rate

PAL: 1-25fps

NTSC: 1-30fps

Video Compression BR

32Kbit/S～16Mbit/S

Audio

Audio Input

1/2/4 channel, RCA port, linear input

Audio Compression

G.726 Audio Output

Single-channel, RCA Interface, linear Output

Talkback Input

Single-channel, MIC Interface

Network

10M/100M self-adapting Ethernet port (RJ45)

linkage alarm functions, able to trigger snapping, recording, E-mail sending and FTP uploading.

Support multiple network protocols: HTTP, TCP/IP, UDP, SMTP, DDNS, DNS, SNTP, BOOTP, DHCP, FTP, SNMP, RTP and UPNP.

Support multi-user visit and multi-level password authorization management.

Support remote secure upgrade function of the device.

Auto-recovery when incident occurs and auto-connect if the network

interrupts.

1.3 Technical Parameters

Interface

Wi-Fi interface

Support 802.11 b/g protocol and WPA, WPA2, WEP encryption protocols (see specific model)

Storage SD card

interface

Built-in SD card, supports SD card storage and snapshot, SD 2.0 standard, maximum 32G capacity

SATA interface

Supports SATA hard disk interface, 1 built-in SATA hard disk (Depending on sepecific models)

PTZ PTZ interface

RS-485

PTZ Protocol

Support several PTZ protocols, able to control high speed dome

Alarm Alarm Input

4 channel on/off input, supporting NO (normally open) or NC (normally close) mode.

Alarm Output

4 channel on/off output,120VAC 1A/24VDC 1A

Management

User Authentication

Account number, password encryption authentication

Remote Monitoring

PTZ remote control, allows multiple users to visit one channel at the same time

Remote Configuration

Remote configuration of system through network control Remote upgrade

Remote upgrade of system through network control

Remote Reset

Remote reset of system through network control

Other

Input Power Supply

DC 12V/1A or DC 12V/3A(power adapter AC 100～240V ，50～60Hz)

Maximum Power

Less than 18W

Operating temperature

-10 ~ +55 ℃

Operating Humidity

10 ~ 85%

1.4 Application Environment

Minimum configuration of hardware environment CPU: Pentium 2.0 GHz System Memory: 256MB

Graphics Card: TNT2 Sound Card: necessary for audio surveillance and talkback Hard Disk: minimum 40G capacity required for image recording.

Recommended configuration of hardware environment CPU: Pentium 2.6GMhz System Memory: 512MB Graphics Card: Nvidia Geforce FX5200 or ATI RADEON 7000(9000) serials

128M Display Card Memory

Operation system 32-bit Simplified Chinese & English editions of Windows2000,

Windows2003, WindowsXP, Windows Vista, 64-bit Simplified Chinese & English editions of Windows2003, WindowsXP, Windows Vista

Software Environment IE 6.0 edition or above DirectX8.0 edition or above TCP/IP

Other requirements: The PC installed with this software requires a graphics card that supports

the color change and zoom of image, now the graphics card that has been tested are: Nvidia Tnt/Tnt2、Geforce Mx200/400/420/440 Fx5200/5600 series, ATI Radeon 7000/7200/7500/8500/9000/9200/9500/9600 series, MatroxG450/550 and INTEL845G/865G series. Please note that the graphics card driver must be hardware scaling supportive.

panel

labels

Pilot lamp status

Description

PWR

Red light Always on

DVS normal power on

Always off

DVS normal power off

LINK

Green light Always on

Network OK

Always off

No network, network cable disconnected or network blocked

ACT

Orange light Always flash

Transmitting network data

Always off

Network disconnected

ALARM

Red light Always on

System alarm

Always off

No Alarm

HDD

Blue Light Always Flash

HDD reads and writes data

Always off

HDD not work

Hardware description Chapter2

2.1 Front Panel

DVS Front Panel (SD Card Storage only)

SD Card: SD card interface for SD card storage, currently maximum

capacity is 32G.

DVS Front Panel (With HDD Storage)

USB: USB interface to connect storage device like card reader, currently it

does not support USB portable hard drive.

Pilot lamp:

2.2 Back Panel

1 – 1

2 - 2

3－3

4-4

Channel 1 relay output

Channel 2 relay output

Channel 3 relay output

Channel 4 relay output

DVS Back Panel (one channel)

DVS Back Panel (two channels)

DVS Back Panel (four channels)

Interface Description: DC 12V: Power holes, used to connect power. Power specifications are

DC12V/1A or DC12V/3A (depends on specific models), using unmatched power may lead to DVS damage or HDD not working.

Note:

Use unmatched power may lead to DVS damage or HDD not working. LAN: Ethernet Port. It is used to connect hub, switch or PC with graphics

card installed in LAN.

Vin1—Vin4: 1~4 channel video input interface to access video source. Ain1—Ain4: 1~4 channel audio input interface, linear input, 1KΩ

impedance.

ANT: Wireless antenna for wireless network access. MIC: Microphone input, used for talkback. Aout: Audio output interface. RESET: System parameters reset button, used to restore factory default

settings.

Lightning protection nut.

Note:

Make sure it is connected to the lightning protection network of the

equipment room correctly.

Alarm Output: Four-channel Alarm Output

Alarm Input: Four-channel Alarm Input

1 2 3 4 G

Channel 1 alarm input

Channel 2 alarm input

Channel 3 alarm input

Channel 4 alarm input

Alarm input public area

G + - T R

Public Area of Serial Port

RS485 Positive End

RS485 Negative End

RS232 Transmitting Port

RS232 Receiving Port

RS485 RS232：two independent serial ports:

2.3 Install HDD

First of all, prepare a screwdriver. Loose the 10 screws on the top and

bottom face of the housing according to the following Picture.

Then, connect the power and data lines of the HDD and fix the HDD on the

housing with screws after that. See below pictures. Note that one side should face to the front panel, the other side faces to the back panel of the housing. See below pictures. Generally HDD panel faces up, and the panel with circuit board faces down.

Open the screw on the top face Open the screw on bottom of the housing

Installation location and direction of the HDD

The four screws fixing HDD

2.4 Alarm Connection Instruction

2.4.1 Alarm input connection mode

1 Alarm input signal is on/off input

2 Connect according to below mode if alarm input signal is not on/off signal.

Note:

The output power of relay A must be lower than the on/off input rated power

of DVS (120VAC/1A or 24VDC/1A).

2.4.2 Alarm output connection mode

1 User load is lower than the on/off output rated power

2 User load is higher than the on/off output rated power

Relay A is the built-in relay of DVS, on/off output rated power (120VAC/1A

or 24VDC/1A).

Relay B is an add-on relay. The power of relay B must be lower than the on/off output rated power of

relay A (120VAC/1A or 24VDC/1A), the on/off output rated power of relay B must be selected according to actual load, and it should allow some surplus.

2.5 Network Connection

2.5.1 Connect DVS to network with IP share

switch

See below picture for the connection mode:

DVS is connected to network via share switch

Step 1: Connect network cable to the LAN port of DVS. Step 2: Connect power adapter to the power supply port of DVS, and switch

on the utility power.

Step 3: Connect the other end of the network cable to switch, router or hub. Step 4: After the connection completes, enter the IP address of DVS into IE

for normal visit.

2.5.2 Connect DVS to PC with crossover cable

Connect DVS to PC with crossover cable, see below picture:

Connect to PC via crossover cable

Connection Indicator Light (Orange) will flash in five seconds under normal

condition, indicating the physical connection of DVS has been finished successfully.

Search Device Chapter3

3.1 Search Device and Modify Network

Parameters

Run “SearchNVS” to find the default IP and modify mega pixel IP camera

network parameters according to clients’ local PC IP gateway (Such as IP address, subnet mask, gateway and so on)

3.1.1 Run SearchNVS software

How to run “SearchNVS”:

1. Find the NVSCenter software in 【Application】file from the CD and then

install it.

2. Click【Start】---【all programs】--- 【NVS Center】---【Search NVS

】 to run it.

Note:

The default factory settings of the IP Camera are as follows: IP: 192.168.55.160 Subnet mask: 255.255.255.0 User name: admin; Password: admin Run the SearchNVS software to search and modify IP Camera network

parameters. It is multicast protocol. But the firewall forbids the multicast data packet. So please close the firewall first.

【Local IP】Display the local PC IP. If your PC is NIC or multi-addressed

local IP, please select one IP address to connect NVS.

The main window indicates that your PC has found the IP camera in LAN. If

there are several IP cameras in your LAN, you can determine which camera is

the one you purchased through “device name” in the main window. There is a

unique device ID number in your package. The default device name is “NVS + device ID number”.

3.1.2 Set IP address

The gateway of your IP camera and local PC must be the same so that you

can visit the IP camera. So we need to set the IP address for the IP camera before using.

To get your local PC IP configuration information: Click “start” and choose

“run”, then, input “command” or “cmd”(Windows 2000/XP system). Click “confirm” and then input “ipconfig” and press “Enter” button, you will get the

following information:

Now please remember the above IP Address, Subnet Mask, Default

Gateway, then, set the IP address of mega pixel ip camera according to your local PC IP address. For example: 192.168.1.100.

Please make sure the Default Gateway and Subnet Mask should be the

same as your PC. And its IP should not be conflict with other PC or IP devices.

Click 【Set】to get the following window:

Modify related network parameters and click “OK”, then, the IP camera will

save the parameters and restart.

3.2 Check Connection

Check to see whether the IP camera is running and properly connected.

Click “Start”→ “Run”→ input “cmd” and press “Enter” Key to open command window. Input: ping 192.168.1.100 and click “Enter” button, then, the interface as below will be shown:

If the command can generate a reply, meaning the IP camera works

normally and is connected to network correctly. If not, please confirm the IP address and gateway settings, and check the network cables.

Then, use SearchNVS software to search and modify network parameters

(such as IP address, subnet mask and gateway etc. according to clients’ local IP information).

Introduction of IE Chapter4

4.1 Install ActiveX and Login Device

You need to install ActiveX Control when you visit DVS for the first time

through IE browser.

ActiveX installing method: Input the IP address of the DVS into the address bar of Internet Explore to

enter into login page, for example, enter 192.168.55.17.

Click [File] to download the ActiveX:

A new dialogue box appears, click [Run] or [Save] to download ActiveX, and

then double-click the downloaded file “xdview.exe” to install it, see below picture:

Close current Internet Explorer, click “Install” button，the ActiveX will be

automatically installed. After installation finishes, a dialog box with the message “Register OCX success!” will pop up.

Open Internet Explorer, and input the IP address of DVS, enter into login

page as follow. Input User name (Default: admin)、Password (Default: admin) ，click “login” to enter into the main interface.

4.2 Live Preview

See below for the system main interface:

In the Liveview interface, users can do operations like Snapping, Recording,

Playback, Talkback, Monitoring, Clear Alarm, Log Search, Partial Zoom-in of Image, Full-screen Viewing, Lightness and Color Adjustment and Lens Control.

[Snap]: click “Snap”, snap the current image and save it automatically in the

storage directory of snapped images. The status displayed:

[Record]: Manual image recording, automatically record current images and

save them in the storage directory of recorded images after the recording function turned on. The status displayed:

[Playback]: Click “Playback”, the playback page will pop up for searching

and playback of recorded files or snapped images.

[Talkback]: After switch on the audio talkback switch, the talkback between

PC and DVS can be performed given that audio talkback device is installed to the DVS. The status displayed:

[Monitoring]: After switch on the monitoring switch, PC can monitor the

sound at the device end. The status displayed:

[Alarm]: When there is an alarm, double-click [Alarm] to cancel the alarm

manually.

[Log]: Users can search for operations and alarm logs, the maximum

capacity is 512 entries of message, when the number of entries exceeds 512, and system will delete records of the earliest date automatically.

[Zoom In]: This feature allows the manual drag and drop of video display

area to realize partial zoom in. For 2-channel and 4-channel DVS, the partial zoom-in function can only be valid when one channel is displayed in single screen.

[Full Screen]: Allows full-screen video display, right click to exit full screen

mode.

[Video Parameters]: Adjust the lightness, contrast, hue, saturation of video;

see the picture at the left below.

[Lens Control]: Allows PTZ operations like Zoom, Focus, Aperture, Light,

Brush, Preset, and Recall, see the picture at the right below.

4.3 Record Playback

Click [Playback] button: , enter into video playback page as follow:

Users can search recorded image files or snapped pictures in local PC or

storage device according to date.

[Definition]: Users can choose the desired definition for playback. When

selected definition exceeds display definition, it should be scaled accordingly.

[Date]: Users can select certain date to perform recorded image file or

snapped picture searching, click “date” button ,

The calendar page will pop up as below:

Select a specific date will be automatically shut down the calendar page, if

you want to display the current default date, please choose [Close] to close the calendar page.

[Local]: Users can select certain date to perform recorded image file or

snapped picture searching.

[Device]: Users can select certain date to search for recorded image files or

snapped pictures in storage device.

[File List]: Shows the recorded image files or snapped pictures searched in

the File List.

The way to search for recorded image files or snapped pictures of a specific

period:

[Play]: Choose the recorded image or snapped picture in file list, right click

the file or picture or click “play” button to play. The contents will be

displayed in the right window, users can view the playing information and control the process, see below picture:

[Download]: Select the recorded files or snapped pictures searched from SD

card in the file list, click “download” button to download the files to PC.

[Download information]: Users can view the information downloaded after

clicking “Download”, see below picture:

Click [Pause] to pause download manually，click [Start] to continue to

download the unfinished files，click [Delete] to delete the downloaded files， click [Close] to close the download information interface.

4.4 Set System Parameters

4.4.1 System Settings

Below picture is the system settings page of DVS:

[System Clock]: Set date and time for DVS. Click “synchronize with PC” to

synchronize the date and time of DVS with PC.

[Network Clock Setup]: when starting NTP function, DVS will correct the

DVS system clock on NTP server regularly according to its setting.

[System Information]: Display device name, device number and video

mode. The device name can be user-defined. Two video modes: PAL and NTSC.

[Reset]：All DVS parameters (excluding physical address) will be

recovered as factory setting values.

Note:

Please use this function with caution. [Reboot]: Click [Reboot], the DVS will restart automatically. [Upgrade]: Click “Review” button and select correct file of upgrade (kernel

file, suffix.uot). Click [upgrade], then, you can upgrade your system. The completion rate will be displayed during this process. After complete, DVS will restart automatically. Re-log in device, enter into system settings page and check to see whether the kernel edition is the upgraded edition. For example: Kernel edition of the current DVS is (V2.2.1.2) and the latest edition obtained from supplier is (V2.2.1.3). Then, the kernel edition after upgrade should be V2.2.1.3.

Note:

Don’t cut off the power and internet connection when upgrading.

4.4.2 Video Settings

Below picture is the “Video settings” page of DVS:

[Channel]: Channel of DVS, 4-channel DVS has 4 channels; 2 or 1-channel

DVS has 2 or 1 channel.

[Copy to all channels]: copy the parameter settings of current channel to all

other channels.

[Video Name]: the name of video channel, displayed at the bottom left of

image, maximum characters allowed: 32.

[Caption Overwrite]: display or not to display name, date, time, week and

frame rate/bitrate of channels.

[Position Adjustment]: Can adjust the display position of video name and

title.

[Coding algorithm]: H.264 and MJPEG. [Definition]: set definition of images, modes supported are: PAL mode – four definitions format: D1 (704*576)/Half-D1 (704*288)/CIF

(352*288)/QCIF (176*144)

NTSC mode – four definitions format: D1 (704*480)/Half-D1 (704*240)/CIF

(352*240)/QCIF (176*120).

[Image Quality]: Users can choose the right quality according to their needs:

Best, Good, Normal, and the parameters can also be user-defined by checking [advanced settings] checkbox.

[I frame interval]: Adjustable between 5～200.Smaller I frame interval

means higher image bitrate and better image quality. It is recommended to set I frame interval as above 25.

[Frame Rate]: Set encoding frame rate per second. Under poor network

condition, frame rate can be reduced to control encoding bitrate to make motion images flow more smoothly.

[CBR/VBR]: CBR and VBR are optional. CBR adopts constant encoding

bitrate, VBR adopts variable encoding bitrate.

[Bitrate]: The range of preferred and alternate stream is

30~16384Kbps.Higher bitrate setting can generate better image quality, but it occupies more bandwidth, please adjust the setting according to your actual bandwidth.

Under CBR setting, [Bitrate] is the constant bitrate of encoding. Under VBR setting, [Bitrate] is the variable bitrate of encoding. [Image quality]: Under CBR setting, bitrate range is set via [Image quality], 1

means that bitrate range is control by the software, 2~6 stands for a bitrate range of ±10%～±50%

Under VBR setting: Set image quality via “Image Quality”, smaller value of

image quality means better quality and higher bitrate, but the bitrate will not exceed its set value.

[LAN default value]: I frame interval: 100, frame rate: 25, bitrate: VBR,

2048kbps, image quality: 2

[WAN default value]: I frame interval: 25, frame rate: 5, bitrate: CBR,

384kbps, image quality: 4.

Note:

Non-professional users please use “Advanced Settings” with caution. [Video Masking On/Off]: enable or disable video masking. [Mask Area Setup]: right click and move cursor to set image masking area,

an image can be entirely or partially masked, maximum 4 areas supported.

[All]: mask the whole image. [Clear]: clear masked areas.

[Parameter setup for snapping function]: supports only images of JPG

format currently, definition is the same as set in [video definition].

After set all the parameters, click [save] to make the parameters valid.

4.4.3 Audio Settings

See below picture for “DVS Audio Settings”:

[Channel]: Channel of DVS, 4-channel DVS has 4 channels; 2 or 1-channel

DVS has 2 or 1 channel.

[Copy to all channels]: copy the parameter settings of current channel to all

other channels.

[Audio on/off]: open or close the audio of DVS. After switch on this switch,

PC can monitor the sound at the device end.

Note:

1. When there is no need for audio, close audio input to save network

resource.

2. Audio is disabled by default. After set all the parameters, click [save] to make the parameters valid.

4.4.4 Alarm Settings

1. Motion Alarm

Below picture is the “motion alarm settings” page of DVS:

In this page, users can set features like motion detection on/off, sensitivity,

detection time, linkage alarm output, linkage output duration, E-mail sending after alarm has been triggered, linkage device snapping/snapping, etc.

[Channel]: Channel of DVS, 4-channel DVS has 4 channels; 2 or 1-channel

DVS has 2 or 1 channel.

[Copy to all channels]: Copy the parameter settings of current channel to all

other channels.

[Detection On/Off]: Open or close motion detection. [Sensitivity]: Set the sensitivity of motion detection, its range is 1~5, greater

value means higher sensitivity.

[Motion detection time setup]: Set the period of motion detection. Any period

in each day can be set up.

[Linkage alarm output]: When alarm is triggered, the built-in relays will be

driven to output alarm.

[Alarm Output Duration]: Set the duration of the linkage alarm output after

being triggered (in seconds), the range of the duration is 0~86400s.0 means that there is no limit for alarm output.

[E-mail sending]: Send motion detection alarm information to users via

E-mail, details about E-mail setting please refer to [Network Settings].

[Linkage Snapping]: Drive device snapping after alarm has been triggered,

and save pictures to device HDD. For snapping parameters, if the number of pictures snapped at one time is set as 5, and the snapping interval is 1 second, that means when there is an alarm, 5 pictures will be snapped and the interval between each picture is 1 second. The pictures snapped can be saved via E-mail sending or FTP uploading.

[Linkage Recording]: Drive device recording after alarm has been triggered,

and save record files to device HDD. The record files can be saved via FTP uploading.

Note:

Record packing duration= Alarm duration + duration set in linkage recording

parameters.

[Set detective area]: Left click and drive the mouse to set the surveillance

areas (4 areas at most).

[All]: Set the whole video as motion detection area. [Clear]: Clear all motion detection area. After setting all the parameters, click [save] to make the parameters valid.

2. Video Loss Alarm

Below picture is the “Video Loss Alarm” page of DVS:

In this page, users can set features like video loss detection on/off, linkage

alarm output, linkage output duration, E-mail sending after alarm has been triggered, linkage device snapping/snapping, etc.

[Channel]: Channel amount of DVS. 4-channel DVS has 4 channels; 2 or

1-channel DVS has 2 or 1 channel.

[Copy to all channels]: Copy the parameter settings of current channel to all

other channels.

[Detection On/Off]: Open or close video loss detection. [Linkage alarm output]: When alarm is triggered, the built-in relays will be

driven to output alarm.

[Alarm Output Duration]: Set the duration of the linkage alarm output after

being triggered (in seconds), the range of the duration is 0~86400s.

0 means that there is no limit for alarm output. [E-mail Sending]: Send video loss detection alarm information to users via

E-mail, details about E-mail setting please refer to [Network Settings].

[Linkage Snapping]: Drive device snapping after alarm has been triggered,

[Linkage Recording]: Drive device recording after alarm has been triggered,

and save record files to device HDD. The record files can be saved via FTP uploading.

Note:

Record packing duration= Alarm duration + duration set in linkage recording

parameters.

[Set detective area]: Left click and drive the mouse to set the surveillance

areas (4 areas at most).

[All]: Set the whole video as video loss detection area. [Clear]: Clear all video loss detection area. After set all the parameters, click [save] to make the parameters valid.

3. Sensor Alarm

Below picture is the “sensor alarm settings” page of DVS:

In this page, users can set features like sensor alarm detection on/off,

sensor type, detection time, linkage alarm output, linkage output duration, E-mail sending after alarm has been triggered, linkage device snapping/snapping, etc.

[Channel]: Channel amount of DVS. 4-channel DVS has 4 channels; 2 or

1-channel DVS has 2 or 1 channel.

[Copy to all channels]: Copy the parameter settings of current channel to all

other channels.

[Detection On/Off]: Open or close sensor alarm detection. [Sensor mode]: NO and NC mode. [Detection time setup]: Set the time period of motion detection. Any period in

each day can be set up.

[Linkage alarm output]: When alarm is triggered, the built-in relays will be

driven to output alarm.

[Alarm Output Duration]: Set the duration of the linkage alarm output after

being triggered (in seconds), the range of the duration is 0~86400s.0 means that there is no limit for alarm output.

[E-mail Sending]: Send video loss detection alarm information to users via

E-mail, details about E-mail setting please refer to [Network Settings].

[Linkage Snapping]: Drive device snapping after alarm has been triggered,

[Linkage Recording]: Drive device recording after alarm has been triggered,

and save record files to device HDD. The record files can be saved via FTP uploading.

Note:

Record packing duration= Alarm duration + duration set in linkage recording

parameters.

[Set detective area]: Left click and drive the mouse to set the surveillance

areas (4 areas at most).

[All]: Set the whole video as motion detection area. [Clear]: Clear all motion detection area. After set all the parameters, click [save] to make the parameters valid.

4. Network Failure

Below picture is the “network failure alarm settings” page of DVS:

In this page, users can set features like network failure detection on/off,

linkage alarm output, linkage output duration, E-mail sending after alarm is triggered, linkage device snapping/snapping, etc.

[Detection On/Off]: Open or close network failure alarm detection. [Linkage alarm output]: When alarm is triggered, the built-in relays will be

driven to output alarm.

[Alarm Output Duration]: Set the duration of the linkage alarm output after

being triggered (in seconds), the range of the duration is 0~86400s.0 means that there is no limit for alarm output.

[E-mail Sending]: Send video loss detection alarm information to users via

E-mail, details about E-mail setting please refer to [Network Settings].

[Linkage Snapping]: Drive device snapping after alarm has been triggered,

[Linkage Recording]: Drive device recording after alarm has been triggered,

and save record files to device HDD. The record files can be saved via FTP uploading.

Note:

Record packing duration= Alarm duration + duration set in linkage recording

parameters.

[Set detective area]: Left click and drive the mouse to set the surveillance

areas (4 areas at most).

[All]: Set the whole video as motion detection area. [Clear]: Clear all motion detection area. After set all the parameters, click [save] to make the parameters valid.

4.4.5 Network Settings

1. Basic Settings

Below picture is the “network settings” page of DVS:

[Basic Parameters] IP Address: Set the device IP of DVS Subnet mask: Default value is 255.255.255.0 (users are recommended not

to change it)

Gateway: Set the gateway IP of DVS, for example when the device is

connected to WAN via a router, the gateway IP is the router IP.

Physical address: The MAC address of DVS (users are recommended not

to change it).

Data port: Default value is 5000 (users are recommended not to change it). Web port: Default value is 80 (users are recommended not to change it). Multi-cast IP: Send the IP address of multi-cast data. The range is

224.0.0.0~239.255.255.255. Multi-cast port: Default value is 5000 (users are recommended not to

change it).

DNS address: Please use DDNS function to set the DNS address as your

local DNS address.

Note:

After revise and save parameters, the device will restart. If it is applied in

LAN, please pay attention to avoid conflict between its IP address and the IP addresses of other devices or PC in the LAN.

[Active connection mode] Active connection switch: Enable or disable active connection of the device

to surveillance center.

Central server address: The address of surveillance center (e.g.

192.168.55.8). Central server port: The port of surveillance center (e.g. 6000). [Wireless network transmission mode] Enable or disable wireless network transmission mode which applies to

devices that are connected to wireless network of carriers.

[DDNS setting] Bind the device with a fixed domain name by DNNS setting so that visit to

the device can be realized no matter how the public IP changes (refer to Appendix C for detailed steps)

DDNS On/Off: Enable or disable DDNS function. DDNS User Name: User registered in DDNS server. DDNS Password: User password registered in DDNS server. DDNS Domain Name: The Domain Name set for long-distance access after

user log in.

DDNS Address: DDNS server address. When DDNS address is the domain

Name, please set the DNS address in [Basic Parameters] correctly.

DDNS Port: Default port is 30000. Data Mapping Port: When DVS is mapped to public network via router, fill in

the public data port number after mapping.

Web Mapping Port: When DVS is mapped to public network via router, fill in

the public web port number after mapping.

[PPPOE setting] PPPOE switch: Enable or disable PPPOE dial-up function. PPPOE address: After successful setting of device dial-up, it will display the

public IP Address.

PPPOE user name: ADSL dial-up account, obtain from the IP service

provider.

PPPOE password: ADSL dial-up password, obtain from the IP service

provider.

On-line duration: Start timing after dial-up to see the online duration after

successful dial-up.

After set all the parameters, click [save] to make the parameters valid.

2. Advanced Settings

Below picture is the “advanced network settings” page of DVS:

[Mail setting] To set the mailbox addresses and parameters of alarm mails and WAN IP

mails.

SMTP server: The address of servers that send the mails, the address

format of mail servers varies from provider to provider, e.g. the SMTP server of 163 mailboxes is smtp.163.com.

Mail sending address: Mailbox that sends mails. Mail receiving address: Mailbox that receives mails. SMTP user name: The login user name of the mailbox that sends mails. SMTP password: The login password of the mailbox that sends mails. Mail title: Title of mails. SMTP Port: Port of SMTP port. Different mail servers have different ports.

For example, the server port of Gmail is 465.

Commonly used mail server configuration: Gmail mail server: SMTP server: smtp.gmail.com SMTP user name: username@gmail.com SMTP port: 465 SSL: enabled Yahoo mail server: SMTP server: smtp.mail.yahoo.com SMTP user name: username@yahoo.com or username@yahoo.com.cn SMTP port: 465 SSL: enabled 163 mail server: SMTP server: smtp.163.com SMTP user name: username SMTP port: 25 SSL: disabled

[FTP setting] FTP server sends the record files and snapped images generated after

alarm has been triggered in FTP mode to specified FTP server. It supports 2 FTP servers. When the preferred one goes wrong, system will switch to the alternate one.

FTP URL: The IP address or HTTP address of FTP server. FTP port: Port of FTP server. The default port is 21. Remote path: Path on remote FTP server. If the path doesn’t exist or has not

been filled in, the device will create a file folder under the root directory of FTP server.

FTP user name and password: user name and password of FTP server.

Note:

Users must have the authority to write on the FTP server in order to upload

record files and snapped images.

[Directional Sending] Target IP: Set the target IP address. Port: Set the port of target IP address. On/Off: Send data packet to specified IP address and port or not. [Public IP mail notification] Mail notification on/off: Enable or disable public IP mail notification function. Interval: Select the interval of public IP mail notifications. After enable this function, when DVS starts or detects public IP changed, it

will send notification mail to the mail address set in “mail setting”.

[Wi-Fi setting]

Note:

Applie to models with Wi-Fi function only. A wireless router needs to be deployed in order to use the Wi-Fi function of

DVS, e.g. TP-Link WR340G 54M wireless router. The content and steps of the setting are as follows:

1 Network parameters setup for wireless router First enter into the wireless router “network parameter” page under the

menu “LAN Setting”, set the IP of wireless router

2 Turn to the “basic setting” page under “wireless parameters” menu,

(1) Set SSID: This SSID is for identity authentication of wireless network, it must be the

same as the SSID setting of the DVS

(2) Frequency range It determines the frequency range of the network, which is 1~13, default

value is 6.Note: If your neighbor also uses wireless network and its frequency is 6, you should consider revise this parameter to 1 or 13 to reduce radio interference between the two routers.

(3) Mode Set the working mode of wireless router. The mode must be compatible with

the supported modes of DVS.

Wireless mode supported by DVS: 802.11b/g protocol (small power Wi-Fi

model) 802.11a/b/g/n protocol (high power Wi-Fi model)

(4) Enable Wi-Fi function (compulsory) (5) Enable security setting (optional) This option can enable the security certification of wireless router. If it is

enabled, users need to select the corresponding security mode (encryption mode) and set up authentication password.

(6) Select security type (encryption mode) WEP, WPA and WPA2 (7) Security options WEP security type: developing system, sharing key and auto-selection WPA, WPA2 security type: TKIP and AES (8) Set key (authentication key) 3 The Wi-Fi function settings of DVS: (1) Wireless network on/off Select this switch will enable Wi-Fi function of DVS. (2) IP address Set the wireless IP address of DVS, e.g. 192.168.1.160. (3) Gateway Set the IP address of current wireless gateway, e.g. 192.168.1.1. (4) SSID number: It is the login name of Wi-Fi for identity authentication, it must be the same

as the SSID number of the wireless router (e.g. zhangl).

(5) Password It is the login name of Wi-Fi for identity authentication, it must be the same

as the key of the wireless gateway (router/AP).

(6) Master authentication encryption type Three encryption types are WEP, WPA and WPA2. Its selection must be the

same as the security type setting of wireless gateway (router/AP).

(7) Auxiliary encryption mode WEP encryption type: developing system, sharing key and auto-selection; WPA, WPA2 encryption type: TKIP and AES It must be the same as the security option setting of wireless gateway

(router/AP).

After settings complete, save all parameters and disconnect the network

cable. Then, DVS can be visited via wireless IP, such as 192.168.1.160.

Note:

Default Administrator Name: admin password: admin Default Guest1 Name: guest 1 password: guest1 Default Guest2 Name: guest 2 password: guest2

The wireless network IP address and cable network IP address cannot be in

the same segment.

The Wi-Fi switch appears to be grey when DVS doesn't have Wi-Fi function. [UPNP setting] Auto mapping of port: when there is server with UPNP function in the LAN,

server will map the port to WAN automatically upon starting of this function.

UPNP NIC: The type of NIC connecting UPNP server. UPNP Mode: Specified mode and auto mode: Specified mode means to specify data mapping port and web mapping port

to server.

Auto mode means data mapping port and web mapping port are set up by

server.

UPNP server: Gateway address of IP server with UPNP function. [RTSP setting]: Check RTSP switch to enable RTSP function, the default

RTSP port is 554.

After set all the parameters, click [save] to make the parameters valid.

4.5 User Management

Below picture is the “user management settings” page of DVS:

You can set three users for every DVS, one is Administrator, and the others

are general users. Administrator can set parameters for the DVS. However, Guest can not set parameters for DVS.

Note:

User name and password must be 1-16-character-strings consisted of

letters, numbers, underlines or dots. The Characters are case sensitive.

4.6 Storage Settings

4.6.1 Device Management

Below picture is the “device management” page of DVS:

[Storage Device information]: View information of SD card here, including

total capacity, free capacity, and formatting status. Users can also click [Formatting] button to format SD card, during the formatting process, please click [Refresh] button to the display formatting completion percentage.

[Device Recording Parameters] Stream selection: Set record stream for the device, preferred stream and

alternate stream are selectable.

Record files packing interval: Set packing intervals for each segment of

record file when recording.1 means files will be packed every 1 minute.

[Other Parameters] Auto delete old files when storage device gets full: when the storage

capacity of SD card is used up, the device will delete old files automatically. The way to delete old files: first, delete the files of the earliest date. If the space is still not enough, then, delete the files of the earliest date but one. Then go on like this if necessary. If the record files are taken on the current date, it will delete the files of the earliest hour first. The files of the current hour cannot be deleted. If the disk gets full in one hour, the device will stop recording and capturing images. After the one-hour session ends, system will delete the files of the hour and continue to record and snap.

Scan the disk when device starts: Check there is SD card or not when DVS

starts.

Note:

1Hot-plugging is not recommended for SD card, compulsory hot-plugging

may damage the SD card, causing data loss or abnormal operation.

2 As disk formatting needs to take a long time, don't stop power supply

during the process.

3 ext2 file is used to format system by default.

4 Storage DVS doesn’t support hard disk that is formatted into logical

partition or multiple partitions, so it is recommended to format the hard disk into only one main partition.

After setting all the parameters, click [save] to make the parameters valid.

4.6.2 Record Schedule

Below picture is the “record schedule” page of DVS:

[Device Record Schedule]: set the period of scheduled recording, any

period of each day can be set up.

[Record file storage mode]: set to save scheduled recorded files to FTP

server via FTP uploading, FTP server can be set up in [FTP settings].

Note:

Record files are saved via FTP uploading. HDD or SD card is needed for

cache memory support, otherwise record files will be overwritten by new files due to insufficient cache memory space.

After set all the parameters, click [save] to make the parameters valid.

4.6.3 Snap Schedule

Below picture is the “snap schedule” page of DVS:

[Picture snapping parameters of the device]: Set the interval of DVS picture

snap. The minimum interval is 1 second.

[Snap Schedule]: Set the period of scheduled snapping, any period of each

day can be set up.

[Snapped files saving mode]: DVS snapped pictures can be saved via

E-mail sending or FTP uploading. E-Mail server can be set up in [Mail Settings], FTP server can be set up in [FTP Settings].

After set all the parameters, click [save] to make the parameters valid.

4.7 Front-end Settings

Below picture is the “Front-end settings” page of DVS:

[Serial port settings]: When DVS is connected to RS485 (or RS232)

communication or control device (e.g. PTZ decoder, dome camera), the parameters of RS485 (or RS232) need to set according to the settings of the communication control device (address, protocol, baud rate), and the corresponding protocol need to be downloaded.

Note:

Only when the parameters and protocol are correctly set that the control of

add-on communication control device can be implemented.

[PTZ decoder protocol] Decoder address: 1~255. Built-in protocol: echo the built-in protocol name of current DVS. PTZ decoder protocol files uploading: to upload the decoder/dome camera

communication protocol selected by users. The system supports hundreds of decoder/dome camera communication protocol. It can also be defined by users according to the standard format of protocol.

After set all the parameters, click [save] to make the parameters valid.

4.8 Local Settings

Below picture is the “Local Set” page of DVS:

[PC real-time preview parameters setup] Stream selection: set video stream for PC real-time preview, preferred

stream and alternate stream are selectable. The parameters of preferred and alternate stream can be set up in [Video Settings].

Preview mode: users can choose real-time priority or fluency priority mode

according to their needs.

[Anti-crack]: select this option to make image quality better, but CPU usage

rate will be higher at the same time.

[PC record storage settings] Record files packing time: set packing time of record file for local PC when

recording.

Record/snapped files storage directory: Set the storage directory for local

records and snapped files. The default path is C:\XDNVS.

TCP

Web port

5000

Communication port, audio/video data transmission port, talkback data transmission port

UDP

5000

Audio/video data transmission port

Multi-cast port

Multicast original port + channel number

Appendix A: Network Interface for

DVS

The default network ports of DVS are:

Appendix B: Default Network

Parameters

1. Default Wired Network Parameters:

Data Port: 5000 Web Port: 80 IP Address: 192.168.0.8 Subnet Mask: 255.255.255.0 Gateway: 192.168.0.1 DHCP: OFF

2. Default Wireless Network Parameters:

IP Address: 192.168.1.8 Subnet Mask: 255.255.255.0 Gateway: 192.168.1.1 Frequency: Auto Mode: Auto

Note:

The wireless network IP address and cable network IP address cannot be in

the same segment.

Appendix C: Application for DDNS

IP Camera DDNS Introduction

DDNS function

DDNS (Dynamic Domain Name Service) refers to the real-time analysis of a

fixed domain name and the dynamic public IP address of the IP camera.

With this function, all Internet users can visit the IP camera via a fixed

domain name.

The DDNS process of IP camera

The DDNS process flow diagram of IP camera

Application for DDNS

Step 1: Sign up Users need to sign up to manage and inquire about domain name status

when using this dynamic domain name management system for the first time. Visit DDNS server (e.g: http://www.mvddns.net) to sign up. See the picture below:

Step 2: User login Enter registered user name and password and click “login” to enter into

domain name management interface as follow:

Step 3: Domain name registration A domain name must be registered first, then, put into use. Click “Domain

name management”, a page appears as follow:

“test.mvddns.net”.

Appendix D: Visit DVS under

Different Network Environments

You can use your PC to connect DVS through LAN or WAN, the following

contents will tell you how to use DVS under different network environments.

1 LAN Your network administrator assigns a LAN IP address to DVS. The IP of

your PC and DVS must be in the some network segment to make visiting possible.

See below picture for the network topology:

Please refer to below picture for the network settings:

Setup steps: Step 1: Log in DVS via IE browser (the default IP is 192.168.55.160). Step 2: Switch to the page [network settings], fill in the device IP address

assigned by network administrator in to [Basic Parameters], e.g.

192.168.55.160; Step 3: Fill in subnet mask, default value is 255.255.255.0; Step 4: Fill in gateway address, default value is 255.255.255.0; Click [Save] to save the parameters. Starts the device, enter its IP address

into IE browser to visit it.

2 Internet You have three ways to connect your DVS to Internet: Fixed IP mode; Broadband and router sharing Internet access mode (dynamic obtainment

of extranet IP address mode) like ADSL and so on;

PPPoE dial-up access.

After DVS is connected to Internet, remote Internet users can visit DVS

directly via domain name or IP address.

Fixed IP mode See below picture for the network topology:

Please refer to below picture for the network settings:

Setup steps: Step 1: Log in DVS via crossover cable direct connection.(For details,

please refer to [Hardware Installation])

Step 2: Switch to the page [network settings], fill in the device IP address

requested from network service provider in to [Basic Parameters], e.g.

218.84.31.168; Step 3: enter correct subnet mask, e.g. 255.255.255.192; Step 4: enter correct gateway, e.g. 218.84.31.131; After setup completes, click [Save] and restart the device, then connect it to

public network so that all Internet users can visit the DVS remotely via entering http://218.84.31.168 to IE browser.

Broadband and router sharing Internet access mode (dynamic obtainment

of extranet IP address mode) like ADSL and so on;

For dial-up access with router, see below picture for the network topology:

Users can set up DDNS domain name service at the same time. Fill the

username and password which were applied in the DDNS server into the DDNS

setting item, implement port mapping from the router. The router judges and points to the DVS that need to be visited according to different ports, long-distance Internet users can visit the DVS on the network via domain name directly.

Please refer to below picture for the network settings:

DDNS setup steps: Step 1: Log in DNNS server (e.g.http://www.mvddns.net), register user

account and password:(for details, please refer to Appendix 3)

Step 2: Click to open DDNS; Step 3: Select DDNS service provider, e.g. mvddns.net; Step 4: Fill in the registration name to log into DDNS server; Step 5: Fill in the registration password to log into DDNS server; Step 6: Fill in the domain name applied on DDNS server, e.g.:

test.mvddns.net;

Step 7: Fill in DDNS server address, e.g.www.mvddns.net; Step 8: fill in the port of DDNS server, default value is 30000 (users are

recommended not to change it);

Step 9: fill in the port number of public network data after mapping, the

default port is 5000.If several storage video servers are connected to one router, different data ports need to be specified for each device, and port mapping needs to be done for every specified port.

Step 10: fill in the port number of public network web after mapping, the

default port is 80.If several IP cameras are connected to one router, different web ports need to be specified for each device, and port mapping needs to be done for every specified port.

After set all the parameters, click [save] and restart to make the parameters

valid.

Port mapping setup steps: Take the TL-WR340G router of TP-LINK as an example for illustration: Step 1: Ask network administrator for the IP address of the router (i.e. LAN

gateway address), login user name and password, then log in the router.

Step 2: Open “Transmission Rules”, select “Virtual Server”.

Step 3: Select “Add New Items”, enter the IP address of the DVS

(e.g.192.168.1.100), port (e.g. 85), status (valid) and other information, click save.

Step 4: After save successfully, the rule will be effective.

Step 5: If DDNS is successfully set in “Network Settings” of DVS, direct visit

to DVS can be realized via entering http://test.mvddns.net:85 into IE browser.

PPPoE dial-up access For DVS dial-up access, see below picture for the network topology:

Setup steps: Step 1: Log in DVS via crossover cable direct connection.(For details,

please refer to [Hardware Installation])

Step 2: Set PPPoE parameters.(for details, please refer to [PPPOE

settings])

Step 3: Connect DVS to Internet. Step 4: If DDNS service is successfully set for the device, the device can be

visited via entering domain name into IE browser.

See below picture for PPPoE settings:

Appendix E: FAQ

1. Forget Password Solution: There is a [RESET] button on the back panel of the DVS, press it

to retrieve all default parameters (Factory Setting), user name and password are both “admin”.

Note:

Please don’t press RESET if you are not a professional operator. After

reset, all parameters will restore factory settings (except for the physical network address).

2. DVS audio/video function fails after abnormalities or abnormal power

cut occur during upgrade, core edition is V4.0.0.0 (Backup file)

Solution: Connect the power cord and network cable of DVS, press on

RESET button and release it after 10 seconds, system will run the back-up programme automatically. After enter into the back-up programme, upgrade system. The back-up programme offers only upgrade and parameter setup functions, audio and video functions are not available.

3. No video image displayed in IE browser Possible reason: ActiveX not installed Solution: ActiveX must be installed when visiting DVS for the first time via

Internet Explore.

How to install: Visit DVS, click [Download Address], file download dialog will

pop up, select [Run] or [Save] to download. After download finishes, installation

interface will pop up, click “install”, the installation of ActiveX will start automatically, “Register OCX success” dialog box will pop up to remind the

completion of installation process.

4. Failed to visit DVS via IE after upgrade Solution: Delete the caching of Browser. Steps: Open IE—click “Tools”—select “Internet Options”—click “delete files”

button in “Internet temporary files”, select “delete all offline contents”, then click

“OK” and re-log in DVS.

5. The images do not flow Possible reason 1: The frame rate of DVS is too low. Solution: Improve the video frame rate Possible reason 2: Too many users are viewing the image. Solution: Block some clients or reduce the video frame rate. Possible reason 3: The bandwidth is low. Solution: Reduce video frame rate or video compression bitrate.

6. Cannot visit DVS via IE browser Possible Reason 1: Network is disconnected.

Solution: Connect your PC to network, checking whether it works properly or

not. Check whether there is cable failure or network failure caused by PC virus, until PCs can be connected with the command of Ping.

Possible reason 2: IP Address has been occupied by other devices. Solution: Stop the connection between DVS and Network, hook up DVS to

the PC separately, and reinstall IP address according to the proper operations recommended.

Possible reason 3: IP addresses are in different subnets. Solution: Check IP address, subnet masking address of the DVS and the

settings of Gateway.

Possible reason 4: Physical address of network conflict with DVS Solution: modify the physical address of DVS. Possible Reason 5: Web port has been modified Solution: Contact Network Administrator to obtain related information. Possible Reason 6: Unknown Solution: Press RESET to retrieve default settings then connect it again, the

default IP address is 192.168.55.160, subnet mask is 255.255.255.0

7. The color of images is abnormal (green or other colors) Solution: Sometimes DVS images cannot display properly for the difference

between Graphics Cards, the images appears to be green or other colors, then, you should run Config.exe (or run C:\windows\system32\Config.exe) to set the following parameters of display buffer: auto-detection, used display card memory or system memory, then reopen IE and connect DVS.

8. There is no sound while monitoring Possible Reason: No audio input connection Solution: Check audio connection of the host Possible Reason 2: the audio option of DVS is off. Solution: Check audio parameter settings to see if you have opened the

audio.

9. Search NVS software cannot find device Possible reason: Search NVS software adopts multicast protocol to perform

searching. But the firewall forbids multicast data packet.

Solution: disable the firewall.

10. Image processing doesn’t work properly. Possible Reason 1: system issue, DirectX function is disabled, which will

cause slow display of images and abnormal color.

Possible Reason 2: hardware issue, graphics card doesn’t support image

acceleration and hardware zooming functions.(For hardware issue, the only solution is to replace graphics card)

Solution: install DirectX image drive, then StartRuninput “DXDIAG” as

follows:

Note:

Enable DirectDraw speedup, Direct3D speedup, AGP veins speedup in

DirectX function. If they can not be enabled, that means DirectX installation fails or hardware not supportive.

XtendLan IVS-184CPW User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual