Symetrix DT437-HS-D4 User manual

DT-ENG-437-HS/D4-V1 / 202305
DT437-HS-D4
2 WIRE INTERCOM SYSTEM
4.3" COLOR TFT MONITOR
• Please read this manual carefully before using the product you purchase,and keep it well for
future use.
• Please note that images and sketch maps in this manual may be dierent from the actual product.

2
1.Parts and Functions
CD Screen
Microphone
Talk/Mon utton
Menu ut ton
Up utton
Close u tton
Return u tton
Down u tton
Mute utt on/Indicator
Unlock u tton
Connection Port
1 2
SWSW-RINGGNDNC
3
ON
21
DIP
4 5 
Handset ine
D401
Speaker
SW+,SW-,Ring,GND,NC: Connect to
DJ401.
L1,L2: Bus terminal.
DIP switches: Total 6 bits can be
congured.
Bit1~Bit5:
Used to User Code setting.
Bit6:
Video impedance matching switch.
Note: When close DJ401 function,
SW+,SW-,Ring,GND,NC support connect
to door bell call.
Terminal Description
1 2
SWSW-RINGGNDNC
3
ON
21
DIP
45

3
2.Monitor Mounting
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
4. Activate DJ401 Function
Press Menu / Close button, in standby
mode, the main menu page will be shown
as follows:
Use / button to selete
About item, then press
Menu button to conrm.
Press Unlock button
and hold for 3s.
Use / button to 9301
to activate DJ401 funcion,
and press Menu button
to conrm.

4
6.Intercom Function
When the monitor is in standby mode, pick up the handset (or press Menu Button
to enter main menu page. Use / Button to move upward / downward to select
Intercom Call item, press Menu Button) to enter the select intercom page, you have
3 items to select.
1.
Namelist Call
: User in one apartment can call other apartments in the system. the
namelist will be created automatically by the system. Use / Button to selete
a name on the screen then press Menu Button to call.(Note:1. Press "MENU"
button again to redial. 2.The DIP switches code of the monitors are not the
same.)
5. Basic Door Release Operation
1. Press CALL button on outdoor station, the
Monitor rings, meanwhile, the screen displays
the visitors' image.
2. Pick up handset (or press Talk/Mon Button
on
panel)
, you can communicate hands free
with the visitor for 90 seconds. After nishing
communication, hand up the handset (or press
Talk/Mon button again/press Close
Button) to end the communication. If nobody answers the phone, the screen will be
turned o automatically after 40 seconds.
3. During talking state, Press Unlock Button to release the rst door.
4. When the monitor is in standby mode, press Talk/Mon Button (or select Monitor
By Select button on main menu, press Menu Button to conrm, and then it will
enter the select a camera page, then you can use / Button to select the camera
you want), the screen can display the view of outside.
Note: When pick up the handset, the microphone and speaker on
panel
will be disabled.

5
2.
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.
3.
Inner Call
: If multi 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.(note:the DIP switches setting of all monitors must be same. )
Use / button to selete
Intercom Call
item, then
press
Menu
button to
conrm.
Use / Button to selete
Namelist Call
item,then
press
Menu
button to
conrm.
Use / Button to selete the
item you want, then press
Menu
button to call.
Calling.
7.Don't Disturb Function
When the monitor is in standby mode, press
Menu
Button to enter main menu page. Use / Button to move upward
/ downward to select
Don't Disturb
item, press
Menu
Button(or press
Mute
Button/Indicator directly) to
enter the no disturb page, you have 4 items to select.
Use / button to selete
Don't
Disturb
item, then press
Menu
button to conrm.
Use / Button to selete the item you
want, then press
Menu
button to
conrm.

6
8.Divert Call Function
When the monitor is in standby mode, press Menu Button to enter main menu page.
Use / Button to move upward / downward to select Divert Call item, press
Menu Button to enter the divert options page, you have 3 items to select.
1.
No Divert
----calls from outdoor station will not be diverted.
2.
Divert
Two modes can be selected.
* When the divert function is activated and the don't disturb function is turned o,
the divert mode is
Divert, If No Answer
.
*When both the divert function and the don’t disturb function are activated, the
divert mode is
Divert, immediately
.
Use / button to selete
Divert
Ca ll
it em, then p r ess
Men u
button to conrm.
Use / Button to selete the item you
want, then press
Menu
button to
conrm.
3.
Sip Info
----Select this item to view the Sip information and get QR code, press
Menu
button could change password.

7
9.Download Setup VDP Connect APP
1. Scan and download VDP Connect APP, or search “VDP Connect” on APP store.
IOS Android
2. Permit “VDP Connect” with internet access and camera, on monitor, in QR code page , and
keep in QR code page. on VDP Connect APP, press on middle bottom, to scan QR code on
monitor, and press “Save”.
3. After login SIP account on VDP Connect APP, check on status bar, or tap on the “Connected”
area to manually register, until VDP Connect display:

8
1.
Turn On
: Select it to open the staircase light, the staircase light will be turned o
automatically after 60 seconds.
2.
Turn On 5min
:Select it to open the staircase light, the staircase light will be turned
o automatically after 5min.
3.
Turn Of
:Select it to close the staircase light.
Note: the staircase light function will be activated only when the system connect
light via DT-RLC module, otherwise, this function is unvalid in normal. For more
information, please refer to DT-RLC user instruction in detail.
1.
Ring Tune
: Select it to set the tune of Door Station, Intercom and Door Bell.
2.
Ring Volume
: Select it to set the volume of monitor.
3.
Monitor Time
: Select it to set monitor time.
4.
Language Select
: Select it to set the language.
11.Light Function
12.Setup Function
When the monitor is in standby mode, press Menu Button to enter main menu page.
Use / Button to move upward / downward to select Light item, press Menu
Button to enter the light Option page, you have 3 items to select.
When the monitor is in standby mode, press Menu Button to enter main menu page.
Use / Button to move upward / downward to select Setup item, press Menu
Button to enter the user setup page, you have 4 items to select.
Use / button to selete
Light
item, then press
Menu
button to
conrm.
Use / button to selete
Setup
item,
then press
Menu
button to conrm.
Use / Button to selete the item you want,
then press
Menu
button to conrm.
Use / Button to selete the item you want,
then press
Menu
button to conrm.

9
13. Date & Time Setting
When the monitor is in standby mode, press Menu button to enter main menu
page. Use / button to move upward / downward to select Setup item, press
Menu button to enter the User setup page, select Ring Tune item, then press
and hold Unlock button for 5 seconds to enter the Date and Time set page.
Use / button to change the value, use Menu button to switch next one.
[230324112526]
Note: This function should be supported by IPG units.
Year
Month
Day
Hour
Minute
Second
Press
Menu
button to conrm.
14.2 Restore to Default
Press Menu Button to enter the restore page, and then press Menu Button to
conrm.
Use / button to selete About item,
then press Menu button to conrm.
Press Unlock button
and hold for 3s.
Press button to enter the restore page.
Use / bu tton to inc rease /
decrease the value you want, and
press Menu button to conrm.
14. Monitor Parameter Setting
14.1 How to enter the installation setting page

10
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.
14.4 How to set the monitor as a Guard Monitor
14.3 The setting code and items
Note: Before entering Unlock Mode and Unlock Time, you need to change the monitor address to 31.
Code Setting Item Code Setting Item
2419 Project Initialize 8505-8520 Divert Time
(Need to connect DT-IPG unit)
2500 RM Parameter Set 9004-9005 United Door Ring or not
8004-8005 Guard Unit Enable/Disable 9015-9016 Intercom On/O
8006-8007 Panel on/o as slaver called 9017-9018 Memory O/On
8010-8011 Unlock Mode 9030-9031 Doctory Function O/On
8016-8017 Bypass Enable/Disable 9101-9104 Ds Quantity
8401-8499 Unlock Time 9200-9216 Cam Quantity
(Need to connect DT-QSW unit)
9300-9301 DJ401 Function O/On

11
14.6 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 can 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.
14.5 How to set the slave monitor address
Maximum 4 monitors can be connected in one apartment,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 .

12
14.7 User Code Setup
•
•
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 O0
it state User Code it state User Code it 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:
it state Setting it 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.

13
1. Total 4 screen modes can be selected in sequence:
and
2. The and item is for the image quality
setting, adjust the value to get the best image you like.
3. The items are ring tone and talking volume
adjustment.
16.Screen and Volume Adjustment
During monitoring or talking, press Menu Button, the will be displayed.
Use Menu Button to select the adjustment item; use / Button to decrease / increase the
value, press Return Button to quit the adjust page.
Bright 5
15. Basic Connection
door
station
1 2
SWSW-RINGGNDNC
3
ON
21
DIP
4 5 

14
17. Specications
●Power supply for indoor monitor: DC 20~28V
●Power consumption: Standby 0.17W; Working status 4.7W
●Monitor screen: 4.3 inch digital color TFT
●Display Resolutions: 480x3(RGB)x272
●Video signal: 1Vp-p, 75Ω, CCIR standard
●Wiring: 2 wires, non-polarity
●Monitor time: 30 seconds
●Talking time: 90 seconds
●Dimensions: 187(H)×200(W)×34.5(D)mm

15
Note

15
Note

15
Note

The design and specications can be changed without notice to the user. Right to interpret and copyright of this
manual are preserved.
DT-ENG-437-HS/D4-V1