I I
CURR
E
NT
COLOR CODE
( ]
MD
COLOR
CODE
LS
-
LI
NE
SWITCH
5
TO 6
TPA 543018
• Fig. 6-Station Busy Lamp Circuit With
Speakerphone (Current Telephone
Sets Without I Hold)•
-
2
4V
SP
H
-HOLD
KEY
LS
-
LI
N
E SWITCH
(SPARE CONDUCTOR
@
WITHOUT STATION BUSY LAMP
{Y)
WITH STATION BUSY LAMP
*
INSULATED AND STORED
( I
CURRENT COLOR CODE
[ ]
MD COLOR CODE
STORED LOCAT ION
SPARE TERMINAL OR
D - 1 6 1 488 CONNECTOR
TPA
5
430
1
7
MODIFICATION
LEAD
FROM
TO
( B R I
@ 5
5
@
6
(0-Y)
@ 5
5
@
6
K S - 1 5724 , L I
®
5 T0 6
D I OD E
(BR-V)
I
• Fig. 7-1 Hold Arrangement With Speakerphone
(With or Without Station Busy Lamp Feature).
ISS 2, SECTION 502-61 0-406
. TABLE D .
CONNECTIONS FOR EXTERNAL SPEAKERPHONE
FOR SETS WITH EVEN-COUNT MOUNTING COR DS
LEAD
REMOVE
CONNECT
WI R E OR LEAD
COLOR
DESIG.
BL-Y
R
l
Mtg.
Cord
Y-BL
Tl
(BL-W Binder)
0-Y
AG
Y-0
LK
G-Y
P4
Y-G
P3
*
Stored location.
t
Network terminaL
I
FROM
TO
*
2
*
RRt
*
5
G
9
*
12
*
11
(G-BK )
SP
34 E+--- - - -
S U P L
0
I
I
I
--t<
I0
�
- - -
1
I
35
�
- -
-
I
11 � -
-
-
I
I
-24V
42 E+--- - - -
(NOTE 2 )
H O L D
H O L D
NOT E S :
I
I
I
o
--+{ I I � - - -
1
I
I
o
36 f+--- - - -
'
'
I
o
--+<
1 2 f+--- - - -
'
'
I
0
--+<
37 f+--- - - -
I
I
I
I
1 8 f+--- -
- -
' '
43 f+--- - - -
'
SO
I
(BR-V )
*
49
*
48
H
I
I
:
(W-0)
(Y-G)
I . REQU I RE S 599H OR 657H KEY
I N
I ST MODULE .
2. DO NOT USE THESE LEADS FOR OTHER
FEATURES WHEN ASSOC I ATED W I TH
599H OR 657H K E Y .
*
I NSULATED AND STORED.
TPA
543042
Fig. 8-Circuit of 599H or 657H Keys Associated With
Priority Hold
Page 1 5
1 5 Pages
BSP 502·610·406·i01_1972.01·15.JP8 Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado Feb 04, 2012 12:31:01