11
LOOK-C INSTRUCTIONS
4 Wire - Monitor Expanded
EXTENDAUDIOHANDSET
Audio Phones can be connected to the Monitor system. The Audio Phone can answer the calling
from Doorstation and unlock the door. When visitors call from the Doorstation, Monitor(s) and
Audio Phone(s) will ring at the same time, and any of them answer the call, the other will stop
ringing. The Handset operates similar to a monotor involving conversation and door opening, etc.
[1]
The power supply for the Handset
is not required. The
4 wire system incorporates 12Vdc to operate the handset.
[2]
Please connect the wire firmly, iron welding is
recommended. Screw terminals optional, will need enclosure.
[3]
Connect the Doorstation to the JS-OS1 port (H427).
[4]
Connect the Audio Phone to the JS-AP port (H424).
[5]
Audio only handsets have no Video termination,
If Monitor end-of-line then set last monitor JP-VD (JVD) = Closed
[5]
1R 2W 3Y 4B
1R 2W 3Y 4B
Electronic Lock
Adapter
Door Station
+
+
-
-
AC ~
Bl
ac
k
Ye
llo
w
R
ed
W
hi
te
1R 2W 3Y 4B 2 1
Bl
ac
k
R
ed
[3]
B
la
ck
R
ed
W
hi
te
[5]
[4]
[3]
Back View
AC ~
JS
/PS
JS
/OS1
JVD
JS
/AP
P+
1R
2W
3Y
4B
2W
12V
4B
P-
TALK
H4.24 Monitor
1R 2W 3Y 4B
1R 2W 3Y 4B
Electronic Lock
Adapter
Door Station
+
+
-
-
AC ~
Adapter
B
la
ck
Ye
llo
w
R
ed
W
hi
te
Bl
ac
k
Ye
llo
w
R
ed
W
hi
te
1R 2W 3Y 4B 2 1
Bl
ac
k
R
ed
[3]
[5]
H4.27 Monitor
JS-OS1
Input 1
Input 2
Output
JS-AP
75 Ohm
Power
JP-VD
DC-IN
DC- DC+
JS-OS2
JS-VD
1R
12V
2W
4B
2W 3Y 4B
1R 2W 3Y 4B
1R 2W 3Y 4B
1
2
3
4
Red
White
Black
Black
White
Red
+12
2W
4B
GX-3P
JS-AP
JS-LK