Bell 6B KTS Manual page 62

Key telephone system
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SECTION 5 1 8-41 1 - 1 00
8 1 2
B31
TO
FUSE 7
830
829
920
8 1 3
9 1 4
T
0 J128
7TH 48
4A KTU
9 1 5
B 1 4
8 2 ,
8 1 9
838
8 1 7
8 1 8
837
836
B6
826
87
828
827
88
89
80
T
0 J 138
8 1 2
8TH 48
4A KTU
832
83 1 X
8 1 0
TO
FUSE 8
8 1 1
830
829
820
Fig. 33-Connectio ns Between Plugs 5 to 8 of S72A 1 Key Service Unit and 1 84C1 Backboard (Sheet 2 of 4)
Page 62
BSP 518-411-100-i01 _1978-08-62.jpg
572A1 KSU
P6 26
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3 � < - - - -n , w r - � e R � I - -- � ) 3
29 � ( - - - -:
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5 (
7 (
33 (
8 (
34 (
9 (
35 (
10 (
36 (
37 (
4 0 (
1 B (
4 4 (
45
22 (
48 (
49 (
24 <
50 (
25
Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado Oct 15, 2012 21:17:12
A25B
CONNECTOR CABLE
BLOCK B
COLUMN E
( W-8L )
1
2
29
( 0-R )
( R-G )
( G-R )
( R-9R )
( 9R-R )
( S-R )
( 9L-9K )
( 8K-O)
( 0-9K )
( 9K-G )
( G-9K )
( 9K-8R )
( 9R-9K )
( 8K-S )
( S - 9K )
( 9L-Y )
( Y-O )
( O- Y )
( G - Y )
( 8R-Y )
45
(S-Y)
( V-BL )
( 8L-V )
( V-O )
( O-V)
( V-G)
( G-V )
( V-8R )
( 9R-V )
24
( S-V )
25
1 B4C1 BACKBOARD
( SEE TABLE E )
1
T
R
A
L
TO
STATION 35
LG
H
8
8Z
1 0
8Z1
T
R
A
L
TO
LG
STATION 36
H
8
9Z
9Z1
T
R
A
L
TO
LG
STATION 37
H
8Z
T
R
L
TO
LG
STATION 38
H
8
BZ
BZ1
T
R
A
45
L
TO
LG
STATION 39
H

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