Dahua VTH1550CHW-2 User manual

2-Wire VTH1550CHW-2 User’s Manual
V1.0.0

Table of Contents
1General Introduction ........................................................................................................... 4
1.1 Network .............................................................................................................................. 4
1.2 Front Panel .......................................................................................................................... 5
1.3 Rear Panel ........................................................................................................................... 6
2Installation .......................................................................................................................... 7
2.1 Install Device ....................................................................................................................... 7
2.1.1 Screw................................................................................................................................ 7
2.1.2 Steps................................................................................................................................. 7
2.2 Cable Connection................................................................................................................. 8
2.3 Basic Config ......................................................................................................................... 8
2.3.1 Config ............................................................................................................................... 8
2.3.2 Result Verification........................................................................................................... 11
3Product Function............................................................................................................... 12
3.1 Basic Function ................................................................................................................... 12
3.1.1 Main Menu ..................................................................................................................... 12
3.1.2 Video Talk....................................................................................................................... 13
3.1.3 Security........................................................................................................................... 14
3.1.4 Info Search...................................................................................................................... 16
3.1.5 System Settings............................................................................................................... 17
3.2 Unlock ............................................................................................................................... 21
3.3 Arm/Disarm....................................................................................................................... 21
3.4 2.4 Screen Calibration........................................................................................................ 22
Appendix 1 Technical Specification ........................................................................................... 23
Appendix 2 Toxic or Hazardous Materials or Elements .............................................................. 24

Important Safeguards and Warnings
Please read the following safeguards and warnings carefully before using the product in order
to avoid damages and losses.
Note:
Do not expose the device to lampblack, steam or dust. Otherwise it may cause fire or
electric shock.
Do not install the device at position exposed to sunlight or in high temperature.
Temperature rise in device may cause fire.
Do not expose the device to humid environment. Otherwise it may cause fire.
The device must be installed on solid and flat surface in order to guarantee safety
under load and earthquake. Otherwise, it may cause device to fall off or turnover.
Do not place the device on carpet or quilt.
Do not block air vent of the device or ventilation around the device. Otherwise,
temperature in device will rise and may cause fire.
Do not place any object on the device.
Do not disassemble the device without professional instruction.
Warning:
Please use battery properly to avoid fire, explosion and other dangers.
Please replace used battery with battery of the same type.
Do not use power line other than the one specified. Please use it properly. Otherwise,
it may cause fire or electric shock.
Special Announcement
This manual is for reference only.
All the designs and software here are subject to change without prior written notice.
owners.
If there is any uncertainty or controversy, please refer to the final explanation of us.


1 General Introduction
1.1Network
Here introduces application of VTH, and please read the following contents before installation.
See Figure 1- 1 Villa Networking 1 and Figure 1- 2 Villa Networking 2.
Figure 1- 1 Villa Networking 1
1 VTO and 4 VTH (maximum) are connected via 2-pin cable for networking. When visitor calls
the resident via VTO, resident may unlock door from any one master VTH or extension.
Figure 1- 2 Villa Networking 2
1 VTO, 3 VTH (maximum), analog converter are connected via 2-pin cable. On analog
converter, use network cable to connect IPC for networking. When visitor calls the resident via
VTO, resident may unlock door from any one master VTH or extension. Resident can view IPC
video on VTH.

1.2Front Panel
Figure 1- 3
Name
Note
Emergent call to center.
Press this button to return to main menu.
Under calling, status, press this button to answer call. During
a call, press this button to hang up.
Monitor VTO video.
During incoming call, calling, monitoring status, press this
button to unlock.

1.3Rear Panel
Figure 1- 4
No.
Name
Note
1
Alarm port
6-ch alarm in and 1-ch alarm out, refer to label for
details.
2
2-Wire port
3 groups of 2-wire ports, may connect to power,
VTH, VTO or converter module.

2 Installation
2.1Install Device
This device support direct installation, as not digging exit hole of wiring on wall and all wirings
come out from side.
Warning:
Avoid installation in poor environment, such as condensation, high temperature, oil stain,
dust, corrosion or direct sunlight.
After device is plugged to power, if you find any abnormal phenomenon, you shall
immediately unplug network cable and cut power supply. You may re-plug in power after
troubleshooting.
Project installation and debugging must be done by professionals. Please do not open the
device in case of failure, and please contact after sales service.
2.1.1Screw
Component Name
Diagram
Quantity
ST3x18 cross pan head
tail self-tapping screw-
nickel plating white
3
Chart 2- 1
2.1.2Steps
Step 1. Fix installation bracket on wall, with screw (STS x 18 cross pan head tail self-tapping
screw).
Step 2. Fix device on installation bracket and buckle it. See Figure 2- 1.

Figure 2- 1
2.2Cable Connection
Please see Ch 1.3.
2.3Basic Config
After config, it will have talk function.
2.3.1Config
Step 1. In Project Settings interface, select System Settings>Project Settings and enter
password (002236) to enter Project Settings interface. See Figure 2- 2.

Figure 2- 2 Local
Step 2. If the VTH is master VTH, then select Master, and fill in room no.
Step 3. If the VTH is extension VTH, then select extension and fill no. In host IP, fill in IP of
master VTH, so extension VTH will be automatically sync with host user config. See
Figure 2- 3 Local (extension). Click OK.
Note:
VTH room no. must match setup of VTH short no. in WEB of VTO.
Figure 2- 3 Local (extension)
Step 4. Fill inmaster VTO name, master VTO IP, and set enable status to ON. See Figure 2-
4.

Figure 2- 4
Step 5. Press , and press Call button to go down. Fill in extension VTO name, extension
VTO IP address. Set enable status to ON. You can add more than one extension VTO.
See Figure 2- 5.
Figure 2- 5
Step 6. Click OK.

2.3.2Result Verification
VTO call VTH via room no. VTH pops up monitoring video and operation buttons. You can
accept, hand up or unlock via VTH.

3 Product Function
3.1Basic Function
3.1.1Main Menu
Main menu includes four options, as Video Talk, Security, Message, and Settings.
Figure 3- 1
Icon
Name
Note
Network
connection icon
It means network connection is normal.
VTO not
connected
It means device does not connect to any
VTO.
DND icon
It means device enable DND (do not
disturb) function.
Missed icon
It means user has missed message.

3.1.2Video Talk
In main menu, click Video Talk to enter Video Talk interface.
3.1.2.1 Call User
This function is used for VTH to call VTH.
Step 1. Click , Input room no. of user to call (i.e. Building 1, Unit 1,
Room 101 is 1-1-101), press icon to call. When the user being called answers the
call, user can have a bidirectional talk. See Figure 3- 2.
Figure 3- 2
Step 2. Click contact book icon, user can call, add, edit and delete contacts.
Note:
If both the two indoor door stations are VTH-CH models (with front camera), then you can
perform a bidirectional visual talk.
3.1.2.2 Monitor
Click , you can monitor unit VTO, fence station or IPC.

3.1.2.3 2.1.2.3 Call History
Click , you can view missed call, answered call and called call. See
Figure 3- 3.
Figure 3- 3
3.1.2.4 Management Center
Click or press Emergency button, and it is to call MGT center.
3.1.3Security
In main menu, click Security to enter Security interface.
3.1.3.1 Armed zone
Step 1. Click , interface shows current 8-ch area status, including Area
Type, Current Status, and Delay Time. See Figure 3- 4.

Figure 3- 4
Step 2. Click Set, input password, to enter area setting interface. See Figure 3- 5.
Note:
The entry password is user password. Default password is 123456, please see Ch 3.1.6.
Figure 3- 5
You can set bypass and delete for 4~6 channels to disable area for one time or long-term.

3.1.3.2 Alarm History
Click , and it records alarm time, area no., and event.
Meantime, alarm info will be simultaneously uploaded to management platform. When each
channel has alarm, there will be a 15s alarm locally, plus a pop-up alarm interface.
3.1.3.3 Mode Setup
Click , set area alarm mode, including Out mode, In mode, Sleep mode
and Custom mode. See Figure 3- 6.
Figure 3- 6
Note:
Password to enter mode setup page is the user password, and default password is 123456.
Refer to Ch 3.1.6.
3.1.4Info Search
In main menu, click Info Search, to enter Info Search interface.
Click , you can view, delete and clear information published.
VTH receives information from the center, and indicator will turn on. See Figure 3- 7.

Figure 3- 7
3.1.5System Settings
In main interface, click System Settings to enter system settings interface. You can set VTH
screen brightness, incoming call ring, talk time, DND (do not disturb) time and etc.
3.1.5.1 User Settings
Click on , you can set password, ring, talk, DND, local IPC, clean, touch
ring, SD card and snapshot plus restore default settings. See Figure 3- 8.

Figure 3- 8
Password
Step 1. Click on Password. You can set user password, unlock password, arm password and
anti-hijack password. See Figure 3- 9.
Figure 3- 9
User password initially is 123456.
Unlock password initially is null.
Arm password initially is 123456.
Disarm password initially is 123456.
Anti-hijack password initially is 654321.

Note:
Some series has the same password for arming and disarming.
Step 2. Click on OK when you complete.
Display
Click on Display. You can set screen brightness and screensaver via and .
Ring
Click on Ring. You can set call ring and alarm ring via and .
Talk
Step 1. Click on Talk. You can set ring, call time, monitor time, record time and message time
of VTO and VTH. See Figure 3- 10.
Figure 3- 10
Step 2. Click on to increase time, click on to decrease time. Unit is second.
Step 3. Click on OK.
DND

Click on DND to set do not disturb time. Unit is hour.
Local IPC
Step 1. Click on Local IPC. You can set IPC name, address, username and password. See
Figure 3- 11.
Figure 3- 11
Step 2. Click on Save.
Step 3. In homepage, click on talk to view added IPC video.
Clean
Click on Clean to lock screen and now you can clean the screen.
Default
Click on Default to restore system default settings.
Touch Ring
Slide . ON means touch sound is on. OFF means touch sound is off.
3.1.5.2 Project Settings
Click on , this function is for installer user only. The entry password is
002236.