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PRACTICE 512-6261-200
CONTROL MODULE
NE·D16QD
CORD
r-----------------,
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LEAD
COLOR
LEAD
DESIG.
FUNCTIONS
..
--....i.,...._,.l>_(Y_·_BR_) _ _ _ B..,.L..,. >STATION BUSY LAMP
•
CONTROL.
_.,__,.__..., ____ ..,.I)
(S-R)
LK •
AUTOMATIC CUTOFF
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OF HANDSFREE UNIT
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WHEN TRANSFERRING
_ _ ... _ _ ...,..,_.....,..,.... __ l)(BL·BK)
GND,Ai •
TO
HANDSET.
"LK" TO
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BREAK CONTACT.
- - - ~) (BK·BL)
AG,A•
KEY TELEPHONE SYSTEM
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"A"
LEAD CONTROL.
! )
(R·S)
LK1 •
AUTOMATIC CUTOFF
.
..... H~--11..,_~ ..... - - , . _ ~ ~ I
"
LK1" TO MAKE CONTACT
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ON LINE
SWITCH.
HANDSFREE
CIRCUITRY
M
MUTE
ON
OFF
II][ml~
J'i
JiJUt
Ii
M
LK ON LM OFF
M3
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._.,_ ..... .,_A----~·
)>( ...
B_L·_WJ _____ R...,1~••
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l)(W·Bl)
~~
...
~----~,
M4
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TO TELEPHONE SET
FOR CO OR PBX LINE
CONNECTIONS.
_ _ _ _ _ _ ,_I
)>-(R_·O_) _ _ _ P_ 4 _, 1 -T~•• )
ON-HOOK DIALING,
I)
(0-R)
P3, 1 R
ROTARY DIAL SHUNTS
MB2
- - - - - - - • : ) )
: : ~ ' 1 . . : : } :::~::::::::L~::
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•
CONTACTS.
-------•!)
(V·O)
B2•
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L __________________
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NOTE:
ON-HOOK DIALING IS COMPATIBLE WITH ROTARY AND PUSHBUTTON DIAL SETS
PROVIDED IT IS PHYSICALLY POSSIBLE ON THE ASSOCIATED TELEPHONE
SET.
Fig. 5 - Connections for block diagram of control module equipped with NE-D16QD mounting cord
Page 28
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