CONTROL UNIT
55A
55B
29
1 9
12
(/)-
28
(/)-
19
0-
13
(/)-
21
(/)-
30
13
(/)-
3
I
8
(/)-
5
I
I
(/)-
4
0--
14
16
0-
2
34
20
0-
33
29
24
0-
6
0-
7
0-
1 5
0-
1
6
32
0-
35
0-
27
0-
36
0-
NOTES:
PART
OF
CO
N
NE
CT
O
R CABLE
(NOT
E
I
A75A
(G-Wl B I NDER
STRAP
OR AIOOO
IS-WI BINDER
(
N
O
TE 2)
CONN
m
A
I
(Y-O)
DRY
GRO
I
(NOTE 6)
I
R I
(G-Il)
Tl
(
\1-G
)
PI
(BL-R)
I
P
3
(BR-R)
I
P4
(R-BR)
I
s
(0-BK)
I
AG
(
B
K-0
)
I
Ml
(S
-
B
K
)
M2
(
B
K-
S
)
I
F
I
(G-Y)
I
I
SP2
(BR-Y)
S
P
I
(Y-BR)
I
3)
I
B-BI
(S-Y)
I
R-R I
(Y
-
S
)
B-BI
TO KTU FOR
R-R I
COMMON S
I
G
C
O
N
T
R
O
L
B L
T O BUSY
LAMP CO
NTR
OLL
E
D
TFI
T
F
2
2012B IMD)
OR
2012D
TRNSF
42
28
34
12
37
15
40
18
19
44
20
45
BY
ISS 5, SECTION 512-620-440
PART
OF
0 120C
630C , 630D , 631C OR 631D
MTG CORD
)
(G-W) B I NDER
TELEPHONE SET
(PARTIAL)
OR PART OF 0200F
MTG CORD
IS-WI B I N DER
667
(
N
O
T
E 5)
TYPE
TEL SET TERM,
TB
ID
KEY
TRMTR
(TABLE
A)
PLUG
ID
OR
Y
PLUG
ID
630C
6300
OR
Jl
(Y-O)
G
(0-Y)
OR
Jl
631C
6
3
1
0
37
I
I
4
I
(G-Il)
I
I
I
2
13
(w-G)
38
RR
RR
I
(BL-R)
I
I
(BR-R)
I
\1
II
1 5
(R-BR)
40
I
2
--0
I
I
I
I
(0-BK)
I
9
I
I
(BK-0)
5
41
(S-BK)
I
(BK-S)
I
42
I
(G-Y)
I
18
I
(BR-Y)
(Y-BR)
I
USE
SPARE TERMINALS
OR
D-
I 61488 CONNECTORS
I
(
S
-Y)
:]
(NOTE
4)
(Y-S)
����
S
P
EA
K
ER
P
H
ON
E
(
G
)
760A
(R)
LO
U
D
S
P
E
A
KE
R
I, IF CONTROL UNIT
IS LOCATED
AT
KEY EQUIPMENT,
USE (G-Il) BINDER GROUP OF A75A
CONNECTOR CABLE (630-TYPE SET)
OR (S-\1) BINDER
GROUP
OF
AIOOD
CONNECTOR CABLE (631-TYPE S
ET
)
FOR SPEAKERPHONE LEADS; FOR OTHER
L
OC
A
TIONS
,
CONNECT TO CONTROL UNIT USING
A25-TYPE CONNECTOR CABLE.
2. ADD STRAP
FOR
STATION BUSY LAMP CONTROLLED BY SPEAKERPHONE.
3. CONNECT SPI LEAD
TO
TERMINAL 30 (ON
55B)
O
R
TERMINAL 24 (ON 55A)
\/HEN RE
D
U
C
r
D
LOUDSPEAKER
VOLUME IS DESIRED.
4.
CONNECT (S-Y) (Y-S) TO
BUZZER
O
R
RINGER (IN
PLACE OF
EXISTING LEADS) TO
PROVIDE AUTOMATIC CUTOFF
OF COMMON
AUDIBLE SIGNAL
OUR I
NG SPEAKERPHONE OPERATION.
5. DI20C
MTG CORD AND A75A
CONN CABLE USED
\liTH 630-TYPE TELEPHONE
S
E
T
AND D200F
MTG
CORD AND AIOOD CONN CABLE
USED \liTH
631-TYPE TELEPHONE SET.
6. CONNECT LOCAL GROUND.
*
INSULATED AND STORED
Fig. 3-.630C, 6300, 631C, or 6310 Telephone Set, Connections.
SSP S12-620-440-iOS_1979-07.QS.jpg Scanned by frank Harrell, (Cowboy frank) Castle Rock, Colorado Feb 16,2012 23:00:31
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