Functional Description; Block Diagram - BlueCom PLTS Manual

System Description Party Line Telephone System PLTS

3 Functional Description

3.1 Block Diagram

J3KA
Input 1
Output 1
Input 2
Output 2
Input 3
Output 3
Input 4
Output 4
-30V
-15V
0V
BCPT1010.SD.E2.doc, Version 1.0
V9CT
1
5
1-2
1-3
3
7
1-4
L M H
14
25
16
27
4
11
2-1
2-3
6
13
2-4
L M H
17
29
19
31
7
15
3-1
3-2
9
17
3-4
L M H
20
33
22
35
10
19
4-1
4-2
12
21
4-3
L M H
23
39
25
41
24V 48V
9
-24/48V
DC-
Supply
LED GN
37
0V
BlueCom AG, 1.3.1999
X..
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
8