AT&T BELL SYSTEM Touch-A-Matic 870A1 Identification, Installation, Connections, Operation, And Maintenance page 20

1SS 5, SECTION 501-164-201
TABLE D (Contd)
CONNECTIONS FOR 870A1 DIAL TO TELEPHONE SET
D1 OU-87 CORD (FROM ADJUNCT DIAL)
STANDARD FUNCTIONS
I
SPEAKERPHONE/ONE-TOUCH
I
11 I T1 ILRIRI IMI]M2 I LK I SPO
I
w-al
w-o BL-W o-w
BR-W W-BR G-w
I
W-G
Spare t Net. F
9 Spare 2
Spare 1 Net. F 9 Spare 2
Spare 1 Net. F 13
Spare 2
Spare 1 Net. F 13 Spare 2
Spare 1 Net. F Spare 2 13
Spare 1
Net. F
Spare 2 13
Spare 1
Net. F
Spare 2
13
Spare 1 Net. F
Spare 2
13
Spare 1 8 Spare 2 6
Spare 1 16 Spare 2 6
Spare 1 Net. F Spare 2 6
Spare 1 8 Spare 2 3
Spare 1 Net. F Spare 2 3
Spare 1 8 Spare 2 6
Spare 1 16 Spare 2
6
Spare 1 Net, F Spare 2 6
Spare 1 8
6 Spare 2
Spare 1 Net, F 6 Spare 2
Spare 1 22
Spare 2
4
Spare 1 22 Spare 2 4
Spare 1
Net. F
Spare 2
13
Net. R Net. GN Net. L1
Net. R Net. GN *
Net. R Net. GN 4
Net. R Net. GN 4
Net. R Net. GN 4
Net. R Net. GN 4
Net. R Net. GN *
Net. R Net, GN *
Net. R Net. GN
29
Net. R Net. GN 29
Net. R Net. GN 29
Net. R Net. GN
29
Net. R Net. GN 29
.Net. R
Net. GN
29
Net. R Net. GN 29
Net. R Net. GN 29
Net. R Net. GN 29
Net. R Net. GN 29
Net. R Net. GN 29
Net. R Net. GN 29
Net. R Net. GN
Net. L1
See
Fig. 8
Spare 1 2*** Spare 2 13 Net. R
Net. GN
20
Spare 1 .Itt't Spare 2 1 Net. R
Net. GN 10
I
!
1
I
1 I 1
T131 15
TB1 8
TB1 16
TB1 4 Net. R Net. GN \ PSB 27 PSB 21
I
TB1 15 ] TB1 8 I TB1 16 I TB1 4 I Net. R I Net. GN I PSB 27 I PSB 21
PSB '26 PSB 27 PSB 9 Spare 1 PSB 1 PSB 8
PSB 13
PSB 21
TB1 15 TB1 8 Net. G PSB 9 Net. R Net. GN PSB 13 PSB 21
a
P3 P4
s-w w-s
8
'7
* *
9
14
9
14
14 9
14 9
* *
* *
30 24
30 24
30 24
30 24
30 24
.30
24
30 24
30 24
30 24
30 24
30 24
30
24
=H
PSB 3 PSB 6
PSB 3
PSB 6
PSB 3 PSB 6
PSB 3
PSB 6
Page 21