Bell System Practices TOUCH-A-MATIC 2872A 1M Manual page 26

SECTION
503-603-1 01
Page 28
TABLE F
CONNECTIONS- 2872A1M OR 2872A2M
TELEPHONE SET WITH DIAL TONE
DETECTOR (NOTE)
LEAD TEL SET
APPARATUS
TO PSB
DESIG COLOR FROM
T ERM
Strap
BK 1 9
*
Tel Set
Strap BK 26
•
In pu t G-R 2
PB 0 -BK
9
In put G-R
11
LK
Y-G
•
DT
0 -Y
19
V DD R-0 21
D-180 493
Kit
DR Y-0 24
of
PL 0 -R
25
Parts
DTT
BL-Y
26
SP R Y-BL
*
COM BK -0
29
SPO
G-Y *
Switc h
s
*
t
s
*
• Insulate d and store d.
t
Switch is not re qu ired wh e n speakerphone is
not provided.
Note : May be used fo r applicatio n s wh ere first
dial tone is no t precise (350 Hz an d 440 Hz) bu t
all subsequent dial to n es must be pre c ise if
number is to be diale d au to matically.