Bell System Practices TOUCH-A-MATIC 2872A1M Identification, Installation, Connections, Operation, And Maintenance page 32

SECTION 503-603-101
I_ TABLE F 0
CONNECTIONS - 2872AIM OR 2872A2M
TELEPHONE SET WITH DIAL TONE
DETECTOR ONLY (SEE NOTE)
__ _ , .....
LEAD TEL SET
.....
APPARATUS TO .SB
oEsiG co,o. F.OM
TERM
J , . ... , ,,, L
Strap BK 19 *
Tel Set ...............................
Strap BK 26 *
..........
Input G-R 2
.......
PB O-BK 9
Input G-R 11
LK Y-G *
..............
19 DT O-Y
..................
VDD R-O 21
D-180493 ....
Kit DR Y-O 24
of PL .... O-R ...... 2_
Parts ..... DTT ' BL-Y 26
SPR Y-BL *
/ iii
..........
COM BK-O 29
,,
SPO G-Y *
,,
Switch S *
,,
S *
............
Note: May be used for applications where first
dial tone is not precise (350 Hz and 440 Hz) but
all subsequent dial tones must be precise if
number is to be dialed automatically.
• Insulated and stored.
t- Switch is not required when speakerphone is
not provided.
Page 32