Wiring diagrams – Aiphone LAF-C CONSOLE MASTER LAF-20CA User Manual
Page 4

WIRING DIAGRAMS
3c. THREE MASTER STATIONS WITH SUBS WIRED TO DIFFERENT MASTERS
+
-
PS-1225UL
LS-NVP
Red
Blk
Grn
LAF-40CA
1
2
3
~
37
E
-
C
39
40
R
Y
P1
P2
P3
+
-
LAF-40CA
1
2
3
~
37
E
-
38
C
40
R
Y
P1
P2
P3
+
-
1
2
3
~
37
E
-
38
39
C
R
Y
P1
P2
P3
+
-
LAF-40CA
NOTE:
When wiring LS-NVP 
subs with two wires, 
black and green wires 
are tied together at sub, 
and "E" and "-" terminals 
are jumpered at master.
LS-NVP
Red
Blk
Grn
LS-NVP
Red
Blk
Grn
LS-NVP
Red
Blk
Grn
Master-to-master
communication
3d. MASTER STATION WITH ADD-ON SELECTOR
1
2
3
~
20
E
-
R
X1
X2
X3
X4
X5
X6
X7
X8
+
-
LAF-20CA
+
-
PS-1225UL
LE-D
1
E
-
LE-D
LE-D
1
E
-
1
E
-
LA-40AS
1
2
3
~
40
WIRING NOTE:
The following sub stations 
are wired as shown above:
 · LE-A, LE-AN
 · LE-B, LE-BN
 · LE-D, LE-DA
Blk
Yel
Org
Gry
Brn
Red
Wht
Grn
Wiring from
Add-on Selector
LE-DA
1
E
-
Pg. 4
Remove
E/- jumpers
LE-DA
1
E
-
NOTE:
LA-20AS wires 
the same as 
shown here.
