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Bell System Practices TOUCH-A-MATIC 2872A1M Identification, Installation, Connections, Operation, And Maintenance page 30

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SECTION
503-603-101
TABLE E
CONNECTIONS
- 2872A1M
OR 2872A2M
TELEPHONE
SET WITH
ONE-TOUCH
CALLING
USING 4A SPEAKERPHONE
CONN
LEAD
TEL
82B
CABLE
APPARATUS
SET
CONN.
AT KEY
BLK
EQUIP.
(NOTE 1)
DESIG
COLOR
FROM
TO PSB
COLOR
TO
TERM.
T1
V-G
*
2
R1
G-V
*
11
A1
(Note 2)
AG
V-S
*
L2t
,,
LK
S-V
*
17
Tel
Set
SPO
O-V
*
34
Strap
O-V
*
10 to 35
Strap
BK
10
*
Strap
BK
20
*
Strap
BK
19
*
Strap
BK
26
*
Strap
BK
29
*
Input
G-R
2
PB
O-BK
9
Input
G-R
11
LK
Y-G
17
DT
O-Y
19
D-180493
Kit
VDD
R-O
21
of
Parts
DR
Y-O
24
PL
O-R
25
DTT
BL-Y
26
SPR
Y-BL
27
COM
BK-O
29
SPO
G-Y
34
S
28
SWITCH
,, ,
S
29
Page
30

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