CONTROL
UNIT
(NOTE
3)
55 A
55B
I N S I D E
W I R I N G C A B L E
1 2
A
I
0-
2B
1 0
R l
0-
1 9
I
T
l
0-
2 1
P 3
0-
3 0
1 3
P 4
0-
5
AG
0-
1 0
26
GRD
0-
( N O T E 6 1
4
M l
0-
1 4
1 6
- 1 5
M 2
0-
1 3
0-
2
F l
0-
3
1 8
0-
29
A I
�
35
BL
0-
p
34
S P 2
0-
3 3
S P I
0-
24
30
0-
--0
( NOTE 51
27
0-
TF
I
36
TF2
0-
ISS 5, SECTION 5 1 2-620-440
44A CONN BL
O
CK
630DA/DAM
(NOTE
I )
BLOCK
N
O
.
1
I
L K
I
0
3
0
5
0
8
0
BLOCK
NO
2
2
4
3
0
20128 (MOl
OR 20120
OR
631 DA/OAM
D I O R CORD
( N O T E
2 1
TEL SET
TERM
( W-BRI
A
I
8
( B L-W)
R l
1 3
(W
-
B
L
)
T
l
R R t
IW-Gl
P 3
IG-W)
P 4
1 4
( W - O l
A G
(0-W)
LK
4
fRANSMITTER
T i l A
MOUNT
l
NG CO
R
D
T
7
A
6 6 6A
6 6 6 8
( MD )
! NO T E 2 1
I I
B
( B K )
( BK-O)
( B R - BL)
( S - B K l
I
--0
( W l
I B K -Sl
5
3
--0
I BL l
I B L - R I
4
2
--0
( Y )
( G - Y I
7
-0
( R I
( 0 - B K l
5
-0
( G )
(
V
-
O
l
6
-0
TO BUSY LAMP
760A
CONTROLLED
BY
LOUDSPEAKER
SPEAKERPHONE
R2FK CORD
(G)
IR
I
NOTE S :
)
.
CONN ECT I ON S SHO\IN ARE USED \/HEN CONTROL UN I T IS LOCATED NEAR
TEL S E T .
I F CLOSE ENOUGH, CONNECT I NG BLOCK M A Y BE E L I M I NATED
BY TERM
I
HAT I NG CORDS FROM TEL SET, TRMTR, AND LOUDSPEAKER
D I RECTLY TO CONTROL U N I T . \/HEN CONTROL UN I T IS LOCATED AT
EQU I PM E N T , EXTEND SPEAKER PHONE LEADS THROUGH CONNECTOR CABLE .
2.
I NSULATE AND STORE SPARE CONDUCTORS I N D I OR AND T I I A CORD S .
3 .
E I THER T H E
55B
O R
55A
CONTROL U N I T
MAY
BE
USED W I T H THESE
TELEPHONE S E T S . CONNECT IONS TO THE
55A
CONTROL UN I T ARE THE
SAME WHETHER OR NOT THE UN I T HAS BEEN MOO IF I ED FOR " TOUCH- TON E " .
4 .
PLACE STRAP IIHEN BUSY LAMP I S PROV I D E D .
5.
CONNECT S P I LEAD T O TERM I NAL
30
(
ON
55B)
O R TERM I NAL
24
(
ON
55A )
\IHEN REDUCED LOUDSPEAKER VOLUME IS DES I RED .
6.
CONNECT LOCAL GROUND.
t
-NETWORK
TERMINAL
Fig. 9-t630DA/DAM or 63 1 DA/DAM Telephone Set Connections Using Auxiliary Cord and External Transmitte ...
Page 1 1
SSP S12-620-440-iOS_1979-07-l l .jpg Scanned by frank Harrell, (Cowboy frank) Castle Rock, Colorado Feb 16,2012 23:00:36
