2 EASY
DESCRIPTION TERMINALS
PLACE NAMEPLATE
PARTS AND FUNCTIONS
INSTALLATION GUIDE
New generation Direct Call Apartments door stations are modular
design with a flexibility to combine modules.
For example,the video entry module can be assembled with card
reader module and/or with keypad module.
Additional combinations are available: TFT Screen Module with
Proximity Reader Module or Keypade Module. Calling to apartments
will be performed by Name List visible on the screen
Connection port
Stainless steel panel
316 mm
133 mm
Embedded box
RF CARD
L1 L2
1 2 3 4 5 6
ON DIP
Camera Lens
Speaker
Night View LED
ID Card Window
Status Indicator
Microphone
Nameplate
Call button
Screw hole
A B
• +12V: 12VDC power output
• LK-: Power ground
• LK+: Common contact of the relay
• NO.: Normally open contact of the relay
• EB+: Exit button positive connection port
• EB-: Exit button negative connection port
• JP-LK: Electic lock type setting
• SET : DIP switches for door station settings
• CN/KMB: Call button module connection port
• CN/T-COIL: Reserved
• CN/FUN: Touch sensor keypad module or TFT display module
connection port
• CN/WGN: Proximity reader module connection port
• Bus(L1,L2): Non-polarity bus line, connect to power supply
CN-LK
JP-LK
LK-
+12V
LK+
NO
EB-
EB+
SET
12V
TX1
RX1
GND
RX3
TX3
GND
5CL
GND
5DA
RST
INT
GND
12V
CLK
DAT
STR
C2
C1
CTR
GND
GND
VIO
POW
WG0
WG1
GND
12V
CN/KMB CN/T-COIL
CN/FUN CN/WGN
L1 L2
1 2 3 4 5 6
ON DIP
Press down and move right/left to open the transparent nameplate
cover. Then insert the name paper and put the cover back. Note that
the double row button panel can be opened both direction, single row
button can only be opened at right side
D
a
v
i
d
C
a
l
o
name paper
DMR21 Technical Manual-2-
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