Bell 6B KTS Manual page 64

Key telephone system
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SECTION 5 1 8-4 1 1 - 1 00
T
0 J 1 4B
9 TH 48
4A KTU
TO
FUSE 9
T
0 J 15B
1 0TH 48
4A KTU
TO
FUSE 1 0
Fig. 33-Connections Between Plugs 5 to 8 of 572A 1 Key Service Unit and 1 84C1 Backboard (Sheet 4 of 4)
Page 64
BSP 518-411-100 -i01 1978-08-64. jpg
572A1 KSU
P8
B3B }-
B 1 7
B 1 8
B37
B36
B6
B7
B28
B8
B 9
BO
B 1 2
B32
B31
B 1 0
B 1 1
B30
B2 9
8 1 3
B33
B 1 4
B34
B 1 5
B 1 6
B2 '
B 1 9
B3 9
838
8 1 8
B36
922
Scanned by Frank Harrell, Cowboy Frank) Castle Rock, Colorado Oct 15, 2012 2 1 : 17:49
A25B
CONNECTOR CABLE
26 � ( - - - --' ( C:: W .,..= -B ::.;; L + )
1 (
( W -O)
27 (
( O- W )
2 (
( W -G )
28 (
(G- W )
3 (
2 9 (
( BR- W )
4 (
30 (
(S- W )
5
( R-BL )
( R-O )
32 (
( O-R )
7 (
( R-G )
33 (
( G - R )
8 (
(R-BR )
34 (
( BR-R )
9 (
35 (
( S-R )
( BK-B L )
( BL-BK )
1 1 (
( BK -O)
37 (
( O-BK )
38 (
( G-BK )
13 (
( BK-BR )
3 9 (
( BR - BK )
( BK-S )
4 0 (
( S-BK )
( BL-Y )
( Y-O)
42 (
( 0- Y )
17 (
-G)
( y
4 3 (
( G-
y )
( Y-BR )
( BR - Y )
1 9 (
( S- Y )
20 (
( V-BL )
46 (
( BL-V)
( V-O)
4 7 (
( O - V )
48 (
( G-V )
23 (
( V-BR )
4 9 (
( BR-V )
--( 24
50 (
( S-V )
25
1 84C1 BACKBOARD
( SEE TABLE E )
BLOCK B
COLUMN G
1
T
26
R
A
L
LG
3
H
B
4
BZ
BZ1
T
R
A
L
H
B
BZ
BZ1
T
R
A
B
1 5
R
A
42
L
43
LG
H
B
( 1 9
BZ
BZ1
T
R
A
H
B
25
TO
STATION 45
TO
STATION 46
TO
STATION 47
TO
STATION 48
TO
STATION 4 9

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