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4. Operation Instructions

5. Setup Instructions

1) Door release function:

 When visitor calls from outdoor station, the monitor rings, 

pick up handset to talk with the visitor, then press the 

Unlock

 button to open the door. 

If the system connect 2 locks,press 

Unlock 2nd

 button to open the second door.

2) Inner call:

  

Pick up handset, then press    CALL button to activate the inner 

call,all monitors connected to the system will ring at the same time. Pick up any 

monitor,the others will stop ringing immediately.(note that the user code must be the 

same for all monitors to activate the inner call function)

3) Door Bell Call Button:

 Additional door bell call button can be connected to the  

Monitor, so that the visitors can ring the door bell again in front of the user’s apartment. 

When the call button is pressed, the Monitor will output ring tones. 

5.1 User Code Setting(DIP1 to set it) 

 

In the DT system, every apartment must have a unique identification called User Code. 

The DIP1 switches are used to configure the User Code for each Monitor.

• 

Bit-1~5 of DIP1 are used to User Code setting. The value is from 1 to 32, which 

have 32 different codes for 32 apartments.

• 

Bit-6 of DIP1 is used to video match.

Bit state

User Code

Bit state

User Code

Bit state

User Code

1 2

3 4 5

6

ON

Code=1

1 2

3 4 5

6

ON

Code=12

1 2

3 4 5

6

ON

Code=23

1 2

3 4 5

6

ON

Code=2

1 2

3 4 5

6

ON

Code=13

1 2

3 4 5

6

ON

Code=24

1 2

3 4 5

6

ON

Code=3

1 2

3 4 5

6

ON

Code=14

1 2

3 4 5

6

ON

Code=25

1 2

3 4 5

6

ON

Code=4

1 2

3 4 5

6

ON

Code=15

1 2

3 4 5

6

ON

Code=26

1 2

3 4 5

6

ON

Code=5

1 2

3 4 5

6

ON

Code=16

1 2

3 4 5

6

ON

Code=27

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