Bell System Practices 630 Series Manual page 8

SECTION S
12-620-440
55-TYPE
CONTROL
UNIT
55A* 558
2 10
8
Rl
0-
1
9
Tl
0-
I
IR
15
32
IT
5 AG
0-
12
GRO
4
Ml
0-
14
M 2 ( -15)
0-
3
13
PI
0-
29
AI-SG
NOTE
2�
2
r 1
0-
21
PLACE
STRAP
7
23
R-RI
0-
6 22
B-81
0-
16
32
R-R
I
0-
15
B-81
0-
34
SP2
0-
SPI
33
0-
2 4
0-
27
Tr 1
0-
36 H2
0-
5
3
BL
0-
Poge 8
BSP 512-620-440-i05_19 79-Q7-Q8.jpg
Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado
A 75A CONN CABLE
BINDER OR
(G-W)
A CONN CABLE
I
000
BINDER
(5-W)
(NOTE 5)
CONN
PLUG
(BL-Y)
16
(Y-BL )
41
(0-Y)
17
(Y-O)
42
(Y-G)
43
(NOTE6)
(G-BK)
1
3
(BK-G)
38
(BR-BK)
14
(BK-BR)
39
(S-BK)
IS
3
(BK-S)
40
(S-Y)
(Y-S)
TO KTU
rOR COMMON
SIGNAL CONTROL
(0-BK)
�: :
(BK-0)
4)
20128 !MDI
OR 20120
TRNSF
TO
BUSY LAMP
CONTROLLED BY
SPEAKERPHONE (NOTE
3)
5. DI20M OR 0120K (MDI MTG CORD AND A75A CONN CABLE USED
6.
*
t
Fig. 6-t2630DA/DAM or 2631DA/DAM Telephone Set, Connections.
0120K (MOl OR 0120M TERM.
MTG CORD (G) BINDER BOARD
OR 02005 !MDI OR
D200AA MTG CORD
BINDER
(S) (NOTE 5)
(BL-Y)
(Y-BL)
(0-Y)
(Y-O)
(Y-G)
( -BK)
G
(BK-G)
38
(BR-BK)
(BK-BR)
49
47
(S-BK)
48
(BK-S)
(BK-0)
NOTES:
I. CONTROL UNIT
WHEN IS USED TO CUT orr
THESE LEADS AS INSULATE AND STORE IS-YI AND
SHO\IN.
2. INSULATE AND 10-BKI AND IBK-01 TO
STORE
STRAP TO (55A) OR
3. 26 29
SPEAKERPHONE. USE DC LAMP OR
CONNECT SPI LEAD TO
4. 24
VOLUME IS
DESIRED.
AND D200S (MD) OR 0200AA MTG CORD AND AIOOD CONN CABLE USED
CONNECT LOCAL GROUND.
FOR
55A CONTROL UNIT MODiriED
S T
IN UL E
A D AND STORED.
Feb 16,2012 23:00:33
NETWORK
13
1 4
5TH
3RD OR
MODULE
SLATE PLUG
(BR-BK)
(BK-BR)
(S-BK)
(BK-S)
LG
A
LOUDSP£AKER
RINGER BUZZER IN SET, CONNECT
OR
IY-SJrROM IBLI
PLUG.
IBRI
2 1 TO (558) WHEN BUSY LAMP IS CONTROLLED BY
19
LAMP CONTROL CIRCUIT PER
BUSY
(55A) (SSB) WHEN REDUCED LOUDSPEAKER
OR 30
WITH
WITH
TOUCH-TONE.
, --- -,
TRMTR
679A
I
I
(BL)
(0 )
(Y)
(BR)
I
( S )
I
(s-v)
Bl
NDER.
SD-69403-01,
26300A/DAM TEL SET
T
26310A/OAM TEL S E .