Dahua VTH5221 series User manual

Digital VTH
User’s Manual
V1.2.0

Foreword I
Foreword
General
This document mainly introduces function, structure, networking, installation process,
debugging, UI operation and technical parameter of digital VTH products matched with version
4.2 UI interface.
Models
Type
Model Series
Specific Model
Digital
VTH
VTH5221 series
VTH5221DW, VTH5221D, VTH5221DW-C, VTH5221D-C,
VTH5221E-H, VTH5221EW-H
VTH5241 series
VTH5241DW
VTH15
series
Type A
VTH1520A, VTH1520AS-H, VTH1520AH, VTH1520AS
Type B
VTH1550B, VTH1560B(W)
Type
CH
VTH1510CH, VTH1520CH, VTH1550CH, VTH1550CHM
VTH16 series
VTH1660CH
VTH2X series
VTH2221A
2-wire VTH
VTH1550CHW-2, VTH5222CH
Device Upgrade
Please don’t cut off power supply during upgrade. Power can be cut off only after the device
completes upgrade and reboots.
Safety Instructions
The following categorized signal words with defined meaning might appear in the manual.
Signal Words
Meaning
TIPS
Provides methods to help you solve a problem or save you time.
NOTE
Provides additional information as the emphasis and supplement
to the text.
Revision History
No.
Version
Revision Content
Release Date
1
V1.0.0
First release
2017.1.15
2
V1.1.0
Add VTH5221E-H/VTH5221EW-H panel introduction
2018.5.15

Foreword II
No.
Version
Revision Content
Release Date
and installation drawing.
About the Manual
The manual is for reference only. If there is inconsistency between the manual and the
actual product, the actual product shall prevail.
We are not liable for any loss caused by the operations that do not comply with the manual.
The manual would be updated according to the latest laws and regulations of related
regions. For detailed information, see the paper manual, CD-ROM, QR code or our official
website. If there is inconsistency between paper manual and the electronic version, the
electronic version shall prevail.
All the designs and software are subject to change without prior written notice. The product
updates might cause some differences between the actual product and the manual. Please
contact the customer service for the latest program and supplementary documentation.
There still might be deviation in technical data, functions and operations description, or
errors in print. If there is any doubt or dispute, please refer to our final explanation.
Upgrade the reader software or try other mainstream reader software if the manual (in PDF
format) cannot be opened.
All trademarks, registered trademarks and the company names in the manual are the
properties of their respective owners.
Please visit our website, contact the supplier or customer service if there is any problem
occurred when using the device.
If there is any uncertainty or controversy, please refer to our final explanation.

Important Safeguards and Warnings III
Important Safeguards and Warnings
The following description is the correct application method of the device. Please read the
manual carefully before use, in order to prevent danger and property loss. Strictly conform to
the manual during application and keep it properly after reading.
Operating Requirement
Please don’t place and install the device in an area exposed to direct sunlight or near heat
generating device.
Please don’t install the device in a humid, dusty or fuliginous area.
Please keep its horizontal installation, or install it at stable places, and prevent it from
falling.
Please don’t drip or splash liquids onto the device; don’t put on the device anything filled
with liquids, in order to prevent liquids from flowing into the device.
Please install the device at well-ventilated places; don’t block its ventilation opening.
Use the device only within rated input and output range.
Please don’t dismantle the device arbitrarily.
Power Requirement
The product shall use electric wires (power wires) recommended by this area, which shall
be used within its rated specification!
Please use power supply that meets SELV (safety extra low voltage) requirements, and
supply power with rated voltage that conforms to Limited Power Source in IEC60950-1. For
specific power supply requirements, please refer to device labels.
Appliance coupler is a disconnecting device. During normal use, please keep an angle that
facilitates operation.

Table of Contents IV
Table of Contents
Foreword.................................................................................................................................................... I
Important Safeguards and Warnings.................................................................................................... III
1 Product Overview.................................................................................................................................. 1
Product Profile............................................................................................................................... 11.1 Function ........................................................................................................................................ 11.2
2 Product Structure.................................................................................................................................. 2
Front Panel.................................................................................................................................... 22.1 2.1.1 VTH5221 Series /VTH5241 Series..................................................................................... 2
2.1.2 VTH5221E-H/VTH5221EW-H ............................................................................................ 3
2.1.3 VTH15 Series TypeA/B...................................................................................................... 4
2.1.4 VTH15 Series Type CH /VTH5222CH................................................................................ 6
2.1.5 VTH1660CH ....................................................................................................................... 7
2.1.6 VTH2221A.......................................................................................................................... 8
Rear Panel Port............................................................................................................................. 82.2 2.2.1 VTH5221 Series /VTH5241 Series..................................................................................... 8
2.2.2 VTH5221E-H/VTH5221EW-H ............................................................................................ 9
2.2.3 VTH15 Series TypeA/Type B/Type CH.............................................................................. 9
2.2.4 VTH5222CH/VTH5222CHW-2......................................................................................... 10
2.2.5 VTH1660CH ..................................................................................................................... 10
2.2.6 VTH2221A.........................................................................................................................11
3 Network Diagram................................................................................................................................. 12
2-wire System ............................................................................................................................. 123.1 Digital System............................................................................................................................. 123.2
4 Device Installation............................................................................................................................... 15
Installation Flow Chart ................................................................................................................ 154.1 Open-case Inspection................................................................................................................. 154.2 Installation Requirement............................................................................................................. 164.3 Device Installation....................................................................................................................... 164.4 4.4.1 Surface Installation........................................................................................................... 16
4.4.2 Installation with 86 Box..................................................................................................... 17
4.4.3 Desktop Installation with Bracket ..................................................................................... 17
5 Device Debugging............................................................................................................................... 19
Debugging Settings..................................................................................................................... 195.1 5.1.1 VTO Settings..................................................................................................................... 19
5.1.2 VTH Settings..................................................................................................................... 27
Debugging Verification................................................................................................................ 345.2 5.2.1 VTO Calls VTH................................................................................................................. 34
5.2.2 VTH Monitors VTO ........................................................................................................... 34
6 Interface Operation ............................................................................................................................. 36
Main Interface ............................................................................................................................. 366.1 Setting......................................................................................................................................... 386.2

Table of Contents V
6.2.1 Ring Settings .................................................................................................................... 38
6.2.2 DND Settings.................................................................................................................... 42
6.2.3 Alarm Setting .................................................................................................................... 43
6.2.4 Mode Setting..................................................................................................................... 47
6.2.5 Forward Setting ................................................................................................................ 48
6.2.6 General Setting................................................................................................................. 49
6.2.7 Product Info ...................................................................................................................... 55
Project Settings........................................................................................................................... 566.3 6.3.1 Forget Password............................................................................................................... 56
6.3.2 Network Settings............................................................................................................... 57
6.3.3 VTH Config....................................................................................................................... 59
6.3.4 VTO Config....................................................................................................................... 60
6.3.5 Default............................................................................................................................... 61
6.3.6 Reset MSG....................................................................................................................... 62
Call.............................................................................................................................................. 626.4 6.4.1 Contact.............................................................................................................................. 62
6.4.2 Call User........................................................................................................................... 64
6.4.3 Call from User................................................................................................................... 66
6.4.4 Call from VTO................................................................................................................... 67
6.4.5 Recent Call....................................................................................................................... 69
Monitor........................................................................................................................................ 706.5 6.5.1 Monitoring of VTO............................................................................................................. 70
6.5.2 Monitoring of IPC.............................................................................................................. 72
6.5.3 Favorite............................................................................................................................. 75
SOS............................................................................................................................................. 766.6 Info .............................................................................................................................................. 76
6.7 6.7.1 SecurityAlarm................................................................................................................... 76
6.7.2 Guest Message................................................................................................................. 77
6.7.3 Publish Info....................................................................................................................... 78
6.7.4 Video Pictures................................................................................................................... 79
Unlock Function .......................................................................................................................... 806.8 Arm and Disarm Function ........................................................................................................... 806.9 6.9.1 Arm.................................................................................................................................... 80
6.9.2 Disarm............................................................................................................................... 81
7 DSS Mobile for VDP ............................................................................................................................ 82
Downloading the App.................................................................................................................. 827.1 Registration and Login................................................................................................................ 827.2 Call Functions ............................................................................................................................. 877.3 7.3.1 Configuring Call Forward.................................................................................................. 87
7.3.2 Calling Operations............................................................................................................ 89
Monitor........................................................................................................................................ 917.4 Call Records................................................................................................................................ 937.5 Message...................................................................................................................................... 947.6 Setting......................................................................................................................................... 967.7 Cybersecurity Recommendations................................................................................... 97Appendix 1

Product Overview 1
1 Product Overview
Product Profile1.1
VTH series product is a digital video intercom home station for numerous homes, integrating
monitoring, intercom and unlocking. With embedded technology, all IP network, SNMP (Simple
Network Management Protocol) technology and network encryption technology, achieve more
stable system operation, richer functional extension, more convenient system management
and safer data transmission.
Function
1.2
Wi-Fi Networking: Realize Wi-Fi networking of devices.
Video Intercom: Call or connect VTO and VTH; realize talk.
Monitoring: Monitor fence station, VTO and IPC devices.
SOS: Press the key to call the Call Center in case of an emergency.
Auto Snapshot: Snapshot the call picture or monitoring picture, and store them in SD card
or FTP.
DND (Do Not Disturb): Avoid other’s incoming call interference.
Remote Unlock: Realize remote unlock.
Arm and Disarm: Provide 6-channel area setting, arm and disarm them.
Playback: Play back videos and pictures in SD card of this device.
Alarm: After 6-channel area triggers an alarm, pop up an alarm prompt interface, provide
linkage alarm output and report to Call Center.
Record Inquiry: Inquire call records and alarm records.
Message Inquiry: Inquire guests’ message, videos, pictures and announcements issued by
Property Management Center.

Product Structure 2
2 Product Structure
Front Panel2.1
2.1.1 VTH5221 Series /VTH5241 Series
VTH5221D is a 7″ digital indoor monitor. Their front panels have the same size, as shown in
Figure 2-1. Please refer to Table 2-1 for details.
Figure 2-1
No.
Name
Description
1
Camera
occlusion
switch
Slide it to occlude or open the camera.
2
Camera
Only VTH5221DW-C supports front-facing camera.
3
Microphone
Voice input.
4
Display screen
7″ type D digital VTH owns a 7″ high-definition LCD.

10″ type D digital VTH owns a 10″ high-definition LCD.

5
Unlock
Press this key during calling, talking, monitoring and speaking of
VTO, so corresponding VTO will be unlocked.
6
Monitor
In standby mode, press this key to monitor the main VTO.

During monitoring, press this key to exit monitoring.

7
Menu
Press this key to return to main menu.
8
Call
In case of incoming call, press this key to answer the call.

During talk, press this key to hang up.

During monitoring, press this key to speak to unit VTO, villa


Product Structure 3
No.
Name
Description
VTO and fence station.
During speaking, press this key to exit speaking.

9
SOS
Press this key to call the Call Center in case of emergency.
Table 2-1
2.1.2 VTH5221E-H/VTH5221EW-H
VTH5221E-H/VTH5221EW-H is two types of digital VTH with handset. They are the same
except appearance color, as shown in Figure 2-2 and Figure 2-3.
Figure 2-2
No.
Name
Description
1
Display screen
7″ high-definition LCD.
2
Microphone
Voice input.
3
Indicator
The indicator light is normally on after power-on.
4
Handset
Pick up the handset, and dial pad will be displayed.
Table 2-2
Figure 2-3
No.
Name
Description
1
RJ11 port
Port of connecting cable between handset and VTH.
2
Reboot button
Long press the button to reboot VTH.

Product Structure 4
No.
Name
Description
3
TF card slot
TF card slot, max. 64GB.
4
RJ45 port
RJ45 network cable port.
5
RJ11 port
Port of connecting cable between handset and VTH.
Table 2-3
2.1.3 VTH15 Series Type A/B
In VTH15 series, different types of devices have different front panels.
Figure 2-4 VTH15 Series Type A
Icon
Name
Description
SOS
Press this key to call the Call Center in case of
emergency.
Menu
Press this key to return to main menu.
Call
In case of incoming call, press this key to answer

the call.
During talk, press this key to hang up.

During monitoring, press this key to speak to

apartment VTO, villa VTO and fence station.
During speaking, press this key to exit speaking.

Monitor
In standby mode, press this key to monitor the

main VTO.
During monitoring, press this key to exit monitoring.

Unlock
Press this key during calling, talking, monitoring and
speaking of VTO, so corresponding VTO will be
unlocked.
Power
indicator
If this indicator turns on in green, it represents normal
power supply.

Product Structure 5
Icon
Name
Description
Network
indicator
If this indicator turns on, it represents normal

communication with VTO.
If this indicator turns off, it represents abnormal

communication with VTO.
Message
indicator
If this indicator turns on, it represents that there are
unread messages.
DND
indicator
If this indicator turns on in green, it represents that DND
function is enabled.
For DND settings, please refer to “6.2.2 DND Settings“.
Table 2-4
Figure 2-5 VTH15 Series Type B
Icon
Name
Description
SOS
Press this key to call the Call Center in case of
emergency.
Menu
Press this key to return to main menu.
Call
In case of incoming call, press this key to answer

the call.
During talk, press this key to hang up.

During monitoring, press this key to speak to

apartment VTO, villa VTO and fence station.
During speaking, press this key to exit speaking.

Monitor
In standby mode, press this key to monitor the

main VTO.
During monitoring, press this key to exit monitoring.


Product Structure 6
Icon
Name
Description
Unlock
Press this key during calling, talking, monitoring and
speaking of VTO, so corresponding VTO will be
unlocked.
Message
indicator
If this indicator turns on, it represents that there are
unread messages.
Power
indicator
If this indicator turns on in green, it represents normal
power supply.
Table 2-5
2.1.4 VTH15 Series Type CH /VTH5222CH
Figure 2-6

Product Structure 7
Icon
Name
Description
SOS
Press this key to call the Call Center in case of emergency.
Menu
Press this key to return to main menu.
Call
In case of incoming call, press this key to answer the

call.
During talk, press this key to hang up.

During monitoring, press this key to speak to apartment

VTO, villa VTO and fence station.
During speaking, press this key to exit speaking.

Monitor
In standby mode, press this key to monitor the main

VTO.
During monitoring, press this key to exit monitoring.

Unlock
Press this key during calling, talking, monitoring and
speaking of VTO, so corresponding VTO will be unlocked.
Table 2-6
2.1.5 VTH1660CH
Figure 2-7
No.
Name
Description
1
Power indicator
If this indicator turns on in green, it represents
normal power supply.
2
Microphone
Audio input.

Product Structure 8
Table 2-7
2.1.6 VTH2221A
Figure 2-8
Icon
Name
Description
SOS
Press this key to call the Call Center in case of
emergency.
Menu
Press this key to return to main menu.
Call
In case of incoming call, press this key to answer

the call.
During talk, press this key to hang up.

During monitoring, press this key to speak to

apartment VTO, villa VTO and fence station.
During speaking, press this key to exit speaking.

Monitor
In standby mode, press this key to monitor the

main VTO.
During monitoring, press this key to exit monitoring.

Unlock
Press this key during calling, talking, monitoring and
speaking of VTO, so corresponding VTO will be
unlocked.
Power
indicator
If this indicator turns on in green, it represents normal
power supply.
Message
indicator
If this indicator turns on, it represents that there are
unread messages.
Table 2-8
Rear Panel Port2.2
2.2.1 VTH5221 Series /VTH5241 Series
Port positions are slightly different on the rear panel of VTH5221 series and VTH5241 series,
but the same port owns the same function. Taking VTH5221 as an example, specific functions
of ports are introduced, as shown in Figure 2-9.

Product Structure 9
Figure 2-9
2.2.2 VTH5221E-H/VTH5221EW-H
Port positions are slightly different on the rear panel, but the same port owns the same function.
VTH5221E-H/VTH5221EW-H front panels are shown in Figure 2-10.
Figure 2-10
2.2.3 VTH15 Series Type A/Type B/Type CH
In VTH15 series, different types of digital VTH have different port positions, but the same port
provides the same function. Taking VTH1550CH as an example, specific functions of ports are
introduced, as shown in Figure 2-12.
Figure 2-11

Product Structure 10
In VTH15 type A/type B series, different types of digital VTH have different port positions, but
the same port provides the same function. Taking VTH1560B as an example, specific functions
of ports are introduced, as shown in Figure 2-12.
Figure 2-12
2.2.4 VTH5222CH/VTH5222CHW-2
Except different numbers of 2-wire port, VTH5222CH and VTH5222CHW-2 are the same in
other aspects. VTH5222CH has 1 group of 2-wire port, while VTH1550CHW-2 has 3 groups of
2-wire port. VTH5222CH provides 6-ch alarm input ports, 1-ch alarm output port, 1-ch RS485
port and 1 group of 2-wire port, as shown in Figure 2-13.
Figure 2-13
2.2.5 VTH1660CH
VTH1660CH provides 6-ch alarm input ports, 1-ch RS485 port, 1-ch debugging port, 1-ch
network port and power port, as shown in
Figure 2-14.

Product Structure 11
Figure 2-15
2.2.6 VTH2221A
VTH2221A provides 8-ch alarm input ports, 1-ch network port and power port, as shown in
Figure 2-14.
Figure 2-14

Network Diagram 12
3 Network Diagram
2-wire System3.1
Network diagram of 2-wire system is shown in Figure 3-1.
Figure 3-1
Digital System3.2
Digital system network consist of two types:
VTH adopts PoE power supply from floor switch, as shown in Figure 3-2.

Network Diagram 13
Figure 3-2
VTH adopts independent power supply from power supply device, as shown in Figure 3-3.

Network Diagram 14
Figure 3-3