V-Tec DT31M User manual

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2 WIRE INTERCOM SYSTEM
USER MANUAL
ENGLISH
Please read this manual carefully before using the product, and keep it well.

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1. Parts and Functions
Digital TFT
LCD Screen
Microphone
Speaker
Emergency Button Home Button
1 2 3 4 5 6
ON DIP
SW+
L2
L1
SW-
RING
GND
Connection Port
Antenna
Digital TFT LCD screen Display the visitors' image
Emergency button Press it 3 seconds to send the SOS message
Home button Press it to return home page
Microphone Receive voice from the user
Speaker Send out vioce from the visitor
Connection port Bus terminal
Key functions
Terminal description
1 2 3 4 5 6
ON DIP
SW+
L2L1
SW-
RING
GND
1 2 3 4 5 6
ON DIP
SW+
L2L1
SW-
RING
GND
SIM card slot
Antenna port
*SIM card slot: The place to Install SIM card.
*Antenna port: Antenna connection port.
*L1,L2: Bus terminal.
*SW+,SW-: Door bell call button connection port.
*Ring,GND: Extra buzzer connection port.
*DIP switches: Total 6 bits can be congured.
*Bit1~Bit5: Used to User Code setting.
*Bit6: Set to ON if the monitor is at the end of the line or works with
DBC4A. Otherwise, set to OFF.

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2. Monitor Mounting
145~160 cm
1. Use the screws to x the Mounting Bracket on the mounting box.(tting accesories
includes a Bracket (Two pieces of 4X25 screws are needed for fastening the
Mounting Bracket), Special 2 wire connectors to connect with Monitor)
2. Wire the system correctly(see the later connection chapter) then hang the Monitor
on the Mounting Bracket rmly.
3. Main Menu
Touch anywhere of the screen on
monitor in standby mode, the main
menu page will be shown as follows:
4. Basic Door Release Operation
1. Press CALL button on outdoor station,
the Monitor rings, meanwhile, the screen
displays the visitors' image.
2. Touch icon on screen, you can
communicate hands free with the visitor for
90 seconds.After finishing communication,
touch icon again to end the communication. If nobody answers the phone, the
screen will be turned off automatically after 40 seconds.
00:30 Front Door
It will display
the call source
string

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1. During talking state, touch icon to open the door for the visitor.(if two locks are
connected to door camera, touch unlock 2nd icon to release the second lock )
2. When the monitor is in standby mode, touch Monitor icon on main menu to get
into the door camera switching mode, if multi door stations are installed, you can
select the door station or CCTV camera you want to monitor, and then the screen
can display the view of outside. Press icon to exit and enter main menu page.
5. Pan Tilt & Zoom In/Out Function
3.
4.
During talking or monitoring state, you can zoom in or zoom out the range of monitoring
to identify everyone at the entrance. Pan tilt to see individuals up close.
Note that this function requires FishEye of door station support.
Monitor Select
DS-1
DS-2
DS-3
CAM-1
DS-4
CAM-2
6. Intercom Function
Touch Intercom icon on main menu to get into the intercom mode , you have 4 item
to select:Inner Broadcast, Inner Call, Name List Call and Call Guard Unit.
Inner
Broadcast
Inner Call Name List
Call
Call Guard
Unit

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1. Call Guard Unit: A Monitor can be assigned as Guard Unit Monitor; when the Guard
Unit Monitor answers the call, conversation with the guard person is started..
Inner
Broadcast
Inner Call Name List
Call
Call Guard
Unit
Name List
[01] Abel
[03] Ben
[05] Dylan
[02] Baron
[04] Carl
[06] Charles
7. Video/Picture Memory
Video/Picture Recording
Both Auto-Recording and Manual-Recording are available. And Auto-Recording is
default. If receive a call after 3s, the monitor will record one video/picture automatically.
Or you can touch icon to record the visitor's video/image manually when the monitor
is in monitoring or calling.
Note: The video/picture memory function is built into the monitor.
1. Inner Broadcast: If multi slave monitors are installed in the same apartment,
select Inner Broadcast, all the other monitors will mandatory receive broadcast
content at the same time, whichever slave monitors doesn't need to answer the
broadcast, and whichever slave monitors also doesn't need to open the scrccn.
Note that this mode is not supported call between monitors.
2. Inner Call: If multi slave monitors are installed in the same apartment, select Inner
Call, all the other Monitors will ring at the same time, whichever Monitor answers
the call, conversation is started.and the other monitors will stop ringing at the same
time.
3. Name List Call: User in one apartment can call other apartments in the system.
Touch Name List Call icon on intercom mode menu page, Select a name on the
screen then touch icon to call.Press / icon to enter last/next name list
page. (Touch Dial Number icon again to redial)
4.

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Video:008/020 2015/06/23 14:36:55
00:03 00:09
Note: When the system without SD card: 1.118 pictures in inner memory
2.Manage each picture.
When the system with SD card:1.Only supports writing speeds greater than
4M / s SD card.
2.A brand new SD card needs to be formated
by the monitor, then it can be used for video
recording.
3.Up to 32G Micro SD card.
4.Video & Audio record.
5.Manage each video clips.
6.Can be copied.
Graphics
Playback
Voice
Prompt
Copy
To SD
Format
SD Card
Visitor
Message
Memo
Information
Video/Picture Playback
Touch Media icon on main menu, and touch Graphics Playback icon to play
the recorded videos/pictures on screen, please note that touch icon to Start/Pause the
videos recorded. And touch Visitor Message icon to play the visitor message, for
details, see section 13.
Note that you can look over the voice prompt, memo information, and you can also copy
the image/video to SD card, format SD card.

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8. Call Record Function
Call Record:All the calls concerning the montior, including Door-station-to-monitor call,
monitor-to-monitor call, will be recored and can be reviewed afterwards.
Touch Call Record icon on main menu to get into the call record mode.When there
are unread call records, arrow color red. Press the unread call record, and then touch
icon to play it.
Call Record 01/05
06-23 15:22 Calo.Liu
06-18 20:54 Smith
06-12 11:06 Vincent.Yang
05-29 08:39 Allen.Chen
05-27 21:43 Hebe.Zhang
04-20 13:16 Ben.Wu
Call Record 01/05
06-23 15:22 Calo.Liu
06-18 20:54 Smith
06-12 11:06 Vincent.Yang
05-29 08:39 Allen.Chen
05-27 21:43 Hebe.Zhang
04-20 13:16 Ben.Wu
Note: 1.Automatic limited number of
records(max. 100 records).
2.System will automatically
deleted exceed the records.
9. SMS Function
Touch SMS icon on main menu to get into the sms mode , you have 3 item to
select:Inbox,Outbox and Write a SMS.You can select the appropriate item according
to your needs.
1. Inbox: You can view the inbox received the messages sent by other monitors.
2. Outbox: You can view the messages by this monitor sent to other monitors in the
outbox.
3. Write a SMS: When you want to sent messages to other monitors, please touch
Write a SMS icon enter the select receiver page, you can choose a item including
Name List, Divert Numbers and Keypad at the page. After select the receiver you
want, it will enter the editor page, input the messages you want, and then touch 'OK'
to send. The steps will be shown as follows:

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10. Phone Function
Touch Phone icon on main menu to get into the phone mode, you have 3 item to
select:Phone Call,Divert and Phone Device.
Select Phone Call icon to get into the phone call mode page, select the divert
number or input the number you want on the digital keypad, and then touch icon to
call the phone.
Inbox Outbox Write a
SMS
Select Receiver
[00]
[01]
[02]
[03]
[04]
[05]
[ 00 ] abc
_
Phone Call Divert Phone
Device
Select Receiver
Name List
Divert Numbers
Keypad
Divert Numbers
Tel 1:020-38629088
Tel 2:158xxxxxxxx
Tel 3:137xxxxxxxx
Divert Numbers Divert Numbers
Tel 1:020-38629088Tel 1:020-38629088
020-38629088
020-38629088
Calling
Tel 2:158xxxxxxxxTel 2:158xxxxxxxx
Tel 3:137xxxxxxxxTel 3:137xxxxxxxx

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Select Divert icon to get into the divert numbers mode page, touch the empty item, it
will enter the editor page,and input the telephone number by pressing the digital keypad,
then touch 'OK' return divert numbers mode page, and then touch icon to save.
Note that the system has 2 types of divert modes:Divert-Simutaneously and Divert-If No
Answer, for details, see section 12.
Note: Touch Phone Device icon to detect the divert device info.
Divert Numbers
Tel 1:
Tel 2:
Tel 3:
Inform Divert Phone
Phone Call Divert Phone
Device
11. Staircase Light
Note: the staircase light function will be activated only when the system connect light via
SC6V/RLC module, otherwise, this function is unvalid in normal. For more information,
please refer to SC6V/RLC user instruction in detail.
Touch Light icon on main menu page(or touch icon in monitoring/talking)
to open the staircase light, the staircase light will be turned off automatically after 60
seconds.
Divert Numbers
Tel 1:3825XXXX
Tel 2:
Tel 3:
Inform Divert Phone
TEL NUMBER 1 123
3825XXXX_

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12. Call Scenario Setting
13. Auto Message Function
Touch Call Scenario icon on main menu to get into the call scenario mode, you
have 6 item to select:
Normal: If you select this mode, the monitor as usual.
Do Not Disturb: If you select this mode, outdoor station and other monitors can not call
the monitor.
Leave a Message, Immediately: If you select this mode, when the calls from outdoor
station, The system will prompt visitors to leave a voice message, Immediately.
Leave a Message, If No Answer: If you select this mode, Outdoor station calls indoor
monitor firstly, if nobody answer the call within 30 seconds, the system will prompt
visitors to leave a voice message.
Divert, Simultaneously: Calls from outdoor station will be diverted to your telephone
immediately.At this mode,the monitor won't shut off when TPC/GSM/TPS divert
sucessfully, but if the monitor answers the call at this time,TPC/GSM/TPS will quit
absolutely.
Divert, If No Answer: Calls form outdoor station without respond in 30 seconds will be
transfer to the number you set.
Even though the monitor will shut off when transfer via TPC/GSM/TPS, you still
available to operate it (such as monitor, talk, and unlock).
* Note: The call scenarios setting are the response mode of monitor when outdoor
station call.
Some of the advanced features if not inserted SD card does not fully used, such
as voice message function.
When you leave home, you can select Leave a Message, Immediately or Leave a
Message, If No Answer in the call scenario page, if receive a call, the monitor can leave
a voice message automatically.
If you selecte Leave a Message, Immediately: Press CALL button on outdoor station,
you can hear the message prompt immediately, and then leave a message you want
within 10 seconds.
If you selecte Leave a Message, If No Answer: Press CALL button on outdoor station,
if nobody answer the call within 30 seconds, you can hear the message prompt, and then
leave a message you want within 10 seconds.

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Date & Time Settings
Touch icon on main menu page, then select "Date & Time"item to enter the date
& time settings page.You can set the date & time on this page.(touch icon to exit the
setting and return main menu page.
Note: You can set your own time, you
can also synchronize the system time.
14. Basic Setup Instructions
Sounds Settings
Touch icon on main menu page, then select "Sounds" item to enter the sounds
settings page.You can set a variety of ring tones on this page.(touch icon to exit the
setting and return main menu page.
Ring Tone
Volume
Day
Night
Door Ring Mode
United
Separate
Door1 Door2 Door3 Door4 Intercom Bell Alert
01 01
06
03
01 01 02 03 04
01 Popular
Date&Time
Sync
Sync From System Clock
2015 08 01 02 35 30
Note: Door Ring have 2 mode:United
and Separate. If select "United",it means
Door1/2/3/4 as a unity to adjust the ring
tones.

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Door Station Rename
DS-1 CM-1
DS-2 CM-2
DS-3 CM-3
DS-4 CM-4
Camera Rename
Monitor Time Set
30 sec
Rename & Monitor Time Settings
Touch icon on main menu page(or on door camera switching mode page), then select
"More..."item to enter the Rename & monitor time settings page. You can rename
door station and camera, change monitor time on this page.(touch icon to exit the
setting and return main menu page)
Door Station Rename
DS-1 CM-1
DS-2 CM-2
DS-3 CM-3
DS-4 CM-4
Camera Rename
Monitor Time Set
30 sec
Note: If you want to rename, please touch the place of name, then it will turn keypad
page ,you can input your new name in this page.
DOOR3 RENAME abc
DS-3_

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15. SOS SMS Function
When the monitor is in standby mode, press Emergency button for 3 seconds to enter
the SOS SMS page, touch icon, it will sent "Help" to the divert number you set(see
section 10).
During monitoring or talking, touch icon, the Adjust icon will be displayed.
1. The Scene mode selection: Total 4 screen
modes can be selected in sequence:
Normal,
Brightly, Soft
and
User.
Whenever you modify
Brightness
or
colour, Scene
item will be set to
User
mode automatically.
2. Note that all the adjust will be performed immediately after the operation. Touch the
window of image to exit the adjust page.
Screen and Volume Adjustment
The restore to default function allows the user to recover the settings to factory setting.
Note that the restore to default operation will not change the all setting and datas.
Enter main menu page, touch icon, then select "About" item (or touch logo
position) to enter the about settings page, touch icon, the default settings will be
loaded.
16. Restore to Default
About
Local Address 00.00
Video Standard AUTO
System Verson 00.01.00
Display Driver 1.0
Font 1.0
UI 1.0
Send SOS SMS ? SMS Sent Out !
Restore To Default ?

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17. Monitor Parameter Setting
1.Touch icon on
main menu page.
2.Touch and hold 'SOS'
button for 2s.
3.A digital keypad
will be shown.
How to enter the installation setting page
About
Local Address 00.00
Video Standard AUTO
System Verson 00.01.00
Display Driver 1.0
Front 1.0
UI 1.0
INSTALLER SETUP 123
_
A Monitor can be assigned as Guard Unit Monitor; when the Guard Unit Monitor
answers the call, conversation with the guard person is started..
The code number of 8004 is used to set the monitor as a guard unit monitor and 8005 is
used to cancel this function.
How to set the monitor as a Guard Monitor
How to set the slave monitor address
Maximum 4 monitors can be connected in the same address, one master monitor
together with 3 slave monitors, so you should set the address correctly.(note:must have
one monitor to be set as master monitor)
The code of 8000 is used to set the master monitor.
The code of 8001 is used to set the rst slave monitor .
The code of 8002 is used to set the second slave monitor .
The code of 8003 is used to set the third slave monitor .
The system offers two ways of date and time.
The code number of 8008 is used to set the date format as month/date/year
The code number of 8009 is used to set the date format as date/month/year
The code number of 8012 is used to set the time format as 12 hour system
The code number of 8013 is used to set the time format as 24 hour system
How to set date and time format

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How to set the monitor panel on
In default mode, when receive a calling, the master and slave monitors will ring at the
same time, and just the master monitor can display the image while the slave monitors
will not. But the settings can be changed, you can set the master monitor and all the
slave monitors to panel on at the same time when receiving a call, just input the code
number of 8006 on each slave monitor.

 
   
The unlock time can be changed by yourself at any time. it can be set from 1 to 99
seconds.
The code number from 8401 to 8499 are used to set the unlock time to 1~ 99 seconds.
Unlock time:
How to set the unlock parameter
There are two unlock modes: 1.power-on- to-unlock type:unlock mode=0(by default)
2.power-off-to-unlock:unlock mode=1.
The code number of 8010 is used to set the unlock mode to 0
The code number of 8011 is used to set the unlock mode to 1
Unlock mode:

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How to set the user code for the monitor
•
•When multi Monitors are installed in one apartment, these Monitors have to use the same
User Code setting, and the Master/Slave mode should be set on the Monitor.
•
ON(1)
ON ON
OFF(0)
Bit state User Code Bit state User Code Bit state User Code
Code=1 Code=12 Code=23
Code=2 Code=13 Code=24
Code=3 Code=14 Code=25
Code=4 Code=15 Code=26
Code=5 Code=16 Code=27
Code=6 Code=17 Code=28
Code=7 Code=18 Code=29
Code=8 Code=19 Code=30
Code=9 Code=20 Code=31
Code=10 Code=21 Code=32
Code=11 Code=22
Bit-6 line terminal setting:
Bit state Setting Bit state Setting
Monitor not at
the end of the
line.
Monitor at
the end of
the line.
In the DT system,every apartment must have a unique identification called User Code.
The DIP swiches are used to configure the User Code for each Monitor.
Bit-1 to Bit-5 are used to User Code setting. The value is from 1 to 32, which have 32
different codes for 32 apartments.
Bit-6 is line terminal switch, which have to be set to ON if the Monitor is in the end of the
line(bus), otherwise set to OFF. The end of the line is terminal that no other section will
start from it.
1 2 3 4 5 6
ON DIP
1 2 3 4 5
6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5 6
ON DIP
1 2 3 4 5
6
ON DIP

18. Specication
●Power supply: DC 20~28V
●Power consumption: Standby 20.9mA; Working 350mA
●Monitor screen: 10 Inch digital color TFT
●Display Resolutions: 800*3(R, G, B) x 480 pixels
●Video signal: 1Vp-p, 75Ω, CCIR standard
●Wiring: 2 wires, non-polarity
●Dimension: 178(H)×268(W)×24(D)mm
The design and specifications can be changed without notice to the user. Right to
interpret and copyright of this manual are preserved.
DT-ENG-31M/GSM/TD10-V1