BSX Isolated Audio Entry System
PD-142 Issue 1
Installation and Operating Manual
Page 27 of 32
Wiring Diagrams
BSX2 PCB Layout
Wiring to Phones
PROG
F
S
7
F
S
4
F
S
3
F
S
8
F
S
5
F
S
1
F
S
2
F
S
6
–
–
–
–
–
–
(1
0)
(1
2)
(1
4)
(1
6)
(9
)
(1
1)
(1
3
)
(1
5
)
P
ho
ne
2
P
ho
n
e
4
P
h
on
e
6
P
ho
ne
8
P
h
on
e
1
To
ne
V
ol
um
e
P
h
on
e
3
P
ho
ne
5
P
ho
ne
7
Off
On
SW1
C
1
L
L
L
L
L
L
L
L
V
V
V
V
V
V
V
V
Z
Z
Z
Z
Z
Z
Z
Z
T
T
T
T
T
T
T
T
0
0
0
0
0
0
0
0
R
R
R
R
R
R
R
R
I
I
I
I
I
I
I
I
E
xp
an
si
on
Time Clock
Push Buttons
DDA Display
Speech
+
–
+
+
+
+
NO
+
LR
LS
LL
LC
Trade
B9
T
R
H
C
Power
+
Lock
Eng
Door
Exit
B1
P8
P7
P6
P3
P2
P4 P5
P1
Lock
Engaged
Test
Status
B
S
X
2
