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

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