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BF Apartment Station Digital Entry System
PD166 Issue 1 Installation and Operating Manual Page 36 of 48
Diagram E – BSC4 PCB Detail
28V Generator
Input
Power 1 Power 2 Power 3 Power 4
Passthru
Status
Test
Test
Phone 1
Phone 1 Phone 2 Phone 3 Phone 4
Test
Phone 2
Test
Phone 3
Test
Phone 4
Audio on
Select 1 Select 2 Select 3 Select 4
OFF
ON
Video
Termination
4 3 2 1 0
Video
Gain
Label BSC4
Version No
Build No
1
Prog
Power
Supply
SW7
Off-On
SW6
1
2
3
4
5
6
7
8
+1
+2
+50
+100
+200
+400
+800
+1600
Set Phone Address
Then Add values below to get address
0 = AD Mode
1 = 1, 2, 3, 4
2 = 5, 6, 7, 8
: : : : : :
F = 57,58,59,60
2
2
2
2
2
2
1
1
1
1
1
1
B
B
B
B
B
B
A
A
A
A
A
A
++
Video
Video
Video
Video
Video
Video
12V12V
Audio
Audio
Audio
Audio
Audio
Audio
Data
Data
Data
Data
Data
Data
28V
28V
28V
28V
Commn
Commn
+
+
+
+
+
+
+
+
+
+
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