Aiphone HOME INTERCOM LAF-7B - Manual (Page 6)

# @ LAF-7B ALL-MASTER SYSTEM
WITH ONE EACH DOOR STATION & DOOR RELEASE AND BGM/ALL CALL
*ROOM-TO-ROOM COMMUNICATION
* DOOR STATION CALL-IN
* DOOR RELEASE
*BGM
r T ception / all call transmission
CONNECTOR WIRE
COLOR CODES
9 1 Brown
P 2 Red
1
N
3 Orange
4 Yellow
7
W
5 Green
6 Blue
R 7 Purple
E -
-
—
11 c Brown
P E Orange
1
N
Y Yellow
Pi Green
10
w
1
Pj Blue
Ps Purple
R R Gray
E L White
+ Red
- Black
BGM reception/AU Call transmission
(at any room station)
Door station communication Door release
(1) When using a STEREO MUSIC SOURCE, eg. FM Tuner,
8-track player or cassette player, etc., connect the PHONO
plugs directly to two PHONO jacks on BG-1 A/1B.
(2) Music source output requirements;
Tuner; Use AUDIO output (Range: 300 mV ~ 1.2V,
10 K ohm ~ 100 K ohm).
Tape player; Use low level output (Range: 300 mV ~
1.2 V, more than 600 ohm).
Door station call can be received at max. two room
stations (Nos. (O and (|) in the above diagram).
So, do not connect each own number terminal on all
the room stations except Nos. © and @.
* Connect [y terminal on room stations Nos.
© and @, accepting doorphone call.
*Use a bell transformer: AC 12V, 0.25A or more to
power EL-9S.
* Separate wiring for door release from wiring
for communication.