Bell System Practices 630 Series Manual page 4

S
SECTION 12-620-440
CONTROL UN IT
55 A 55B
26
29
1 2 2
GRD
0
28 1
R I
0-
19
T I
"
PI
2 1
P3
30
P4
s I I
A
- G
3
s
-
14 16 M2
4
- Ml
2
r
B-BI
6
-
7 R-R
33
SP2
0-
34 SPI
0-
24
0--
15
B-BI
0--
1 6
R-RI
0-
35 BL
27
Tf I
0--
36
36 Tf2
NOTES:
I. If CONTROL UNIT IS LOCATED AT KEY EQUIPM£NT, EXTEND SPEAKERPHONE CONNECTIONS THROUGH APPROPRIATE LEADS
IN (G) AND (BR) BINDER GROUP Of AIOOA
LOCATIONS, CONNECT TO CONTROL UNIT USING A25A CONNECTOR CABLE, EVEN COUNT COLOR CODE ONLY.
2. ADD STRAP fOR STATION BUSY LAMP CONTROLLED BY SPEAKERPHONE.
3. CONNECT SPI LEAD TO TERMINAL 30(0N 55B) OR TERMINAL 24(0N 55A) WHEN REDUCED LOUDSPEAKER VOLUME IS DESIRED.
4. CONNECT ( Y-BL} ( Y·lol} TO BUZZER OR RINGER (IN PLACE Of EX I STING
Of COMMON AUDIBLE SIGNAL OUR I NG SPEAKERPHONE OPERATION.
5.
O T
C NNEC LOCAL GROUND.
* INS ULATED AND STORED
I I
CURRENT COLOR CODE
[ ]
MD
COLOR CODE
Page 4
SSP S12-620-440-iOS_1979-07.{)4.jpg Scanned by frank Harrell, (Cowboy frank) Castle Rock, Colorado Feb 16,2012 23:00:30
(NOTE I)
PART OF CONNECTOR CABLE
AIOOD
AIOOA (MD)
(5-\o/
(G) BINDER
)BINDER
; �
STRAP
A I (R-S}
BK-0
AIOOA(MD)
(BR BINDER)
(NOTES)
(S - R}
(G-BK)
(BK-G)
(R-S}
(BR-BK) (BL·BK}
(S-BK) (0-BK}
(BK-0}
(BK-S)
(Y-BL) (BK-G}
(BL·Y) (G-BK}
(Y-O) (BK-BR}
(0-Y) (BR-BK}
(G-Y) (S-BK}
1
[s - v}
(S-Y)
I
(Y-S)
[v-s]
(BR-Y) (BR·V}
(Y-BR) (V-BR}
(NOTE 3)
J
T KTU fOR
O
COMMON S IG
CONTROL
BUSY
LAMP CONTROLLED
TO
��� 2 �o��
SF
T
R N
(MD)
Fig. 2-.631A or 6318 Telephone Set, Connections.
PART Of D200A
(MD) OR 02008
(MD )MTG CORD
(BL) 81 NOER
PLUG
"
(0-BK}
37
I
I
I
I
I
I
[s-Y}
13
I
(S-BK}
38
I
(S-BL]
I
14
I
(S-BR)
15
I
I
(BR}
40
I
I
I
I
(BK·Iol}
I
41
(BK-BL}
16
I (SJ
42
I
I
(BL-Iol}
17
I
I
(0-BL}
8
1
I I
I
I
(Y-BL}
20
I
I
( Y- lol)
45
I
(G- Iol }
19
I
I Y-BK}
44
BY S PEAKERPHONE
OR (S-Iol) BINDER GROUP Of AIOOD CONNECTOR CABLE. fOR OTHER
)
TO PROVIDE AUTOMATIC CUTOff
LEADS
631 A OR 631 B TELEPHONE
SETS (PARTIAL)
667
TYPE
KEY
T8 TRMTR
1r PLUG
"
(8R1
37
I
I
I
I
3
38
I
14
I
I
40
I
I
I
41
I
I
I
I
I
17
18
:]
(NOTE 4)
USE SPARE
TERMINALS OR
D-161488 CONNECTORS
����
(G)
760A
LOUDSPEAKER
( ) R
TEL SET TERM
631A OR 631B
(SEE TABL E A)
I
Ll