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4
WIRING
JF-2MED
Master monitor
station
Power supply +, - (DC 18 V)
PS-1810DIN
230V AC
IN 230V~ 50/60Hz
-
+
18V DC 1 A
NP: Non-polarized
5
NAMES
[1]
[2]
[3]
[4]
2
-
+
DC 18 V
PS-1820
N
L
NL
1A - +
18V DC
100V - 240V -
2 A
50/60 Hz
[5]
[6]
[7]
TONE
MUTED
JF-2SD
Sub station
2
NP
ON
OFF
1
2
3
4
SW1
ON
Yes
Call-in from door station 1
No
Impedance selection switch (SW5)
• Terminal setting (2nd unit)
Setting changes are only required when a 3rd unit is connected. Put the switch in the
ON position, and terminate the furthest sub station. If the terminal setting is incorrect,
the monitor station and sub station will make a warning sound when they are
operated. Further, the unit may not operate correctly or the video image may distort.
ON
ON side when no 3rd unit is connected (leave in the factory settings)
OFF side when a 3rd unit is connected
OFF
After changing the setting, be sure to turn the power of the monitor station on
again.
JF-2SD
Sub station
2
NP
ON
OFF
1
2
3
4
5
SW1
SW2
ON
Yes
ON
Call-in from door station 1
No
[1] Entrance LED (red/green)
[2] Transmit LED (red)
[3] TALK button
[4] Speaker
[8]
[5] Microphone
[6] DOOR RELEASE button
[7] CALL button
[9]
[8] Receive volume control (LOW - HIGH)
[9] Chime tone volume control (MUTED - HIGH)
RCV.
HIGH
LOW
HIGH
- 4 -
Not used.
5
6
SW2
SW5
ON
Yes
JF-2MED JF-2SD
Call-in from door station 2
No
Not used.
6
SW5
1st unit 2nd unit 3rd unit
Yes
JF-2MED JF-2SD
Call-in from door station 2
No
1st unit 2nd unit
ON
JF-2SD
OFF
ON
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