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1SS5, SECTION 501-164-201
TABLE B
CONNECTIONS
FOR DIAL TONE DETECTOR
ONLY AND ONE-TOUCH
CALLING
(NOTE)
ON 870A1
DIAL
ON 2870A1
DIAL
LEAD
CONNECT
TO PSB
CONNECT
TO PSB
APPARATUS
REMOVE
TERM.
FOR
REMOVE
TERM.
FOR
FROM
DIAL
TONE
FROM
PSB
ONE-TOUCH
PsB
DIAL
TONE
DESIG
COLOR
DETECTOR
DETECTOR
ONE-TOUCH
ONLYt
CALLING
ONLYt
CALLING
Strap
BK
11
*
*
870A1 or
19
*
*
2870A1
Dial
I StraD
I
BK
1206
I
-
I
*
126
/
*
I
*
]
Adjunct
D-180493
Kit of
Parts
.
Strap
BK
23
*
*
295
—
*
Input
G-R
2
2
16
16
PB
O-BK
7
7
9
9
Input
G-R
16
16
17
17
DT
o-Y
11
11
19
19
Dial
'K
Y-G
*
13
*
33
Tone
VDD
R-O
17
17
21
21
'etec-
SPR
Y-BL
*
18
*
tor
2'7
DR
Y-o
19
19
24
24
conl
BK-O
20
20
29
29
SPO
G-Y
*
21
*
34
PL
O-R
22
22
25
25
DTT
BL-Y
23
23
26
26 "
Switch
S1
s
*
15
*
28
+
+
S2
s
*
20
*
29
Note:
For connection
of D1OU-87 or D1OY-5O cord at telephone
set end,
refer to Tables D through G
* Insulate
and store.
~ When dial tone detector
only is provided,
first dial tone may or may not be precise ( 350 Hz and 440 Hz) but all sub-
sequent
dial tones must be precise.
f.
Switch
is required
for one-touch
calling option
only
(dial
tone detector
and speakerphone)
and all dial tones must
be precise (350 Hz and 440 Hz).
$ Do not remove from PSB when dial tone detector
only is provided.
Numbers can be deleted or changed in memo-
(2)
ry
. Numbers can be automatically
dialed.
(3)
No telephone
numbers
can be recorded,
deleted, or changed in memory.
LAST NUMBER DIALED
feature
still
operative.
(9) Set FEATURE switch to ON position and ver-
ify feature provided.
(b) For record disable and dial intermix
fea-
tures.
(a) For record disable only feature.
(1) Record lamp will not light when RE-
(1) Record lamp will not light when RE-
CORD button is depressed.
CORD button is depressed.
Page 11
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