Bell System Practices 853AM Identification, Installation, Connections, And Maintenance page 8

SECTION 503-603-130
CONNECTOR
LEAD
DESIGNATION
WIRING
HARNESS
(V~)
TERMINAL
80AAO
COM KEY 25
Ml
C RETURN S-V -;,;:
3
635A5 KEY LINE SWITCH
0
HFAI [ 48 DO NOT DISTUR8 ,.,. 1
2152 ONLY
50
MI C RETURN V-S
~ 4
21 6 ~=fjV~O~IC~E~IN~---l~(~8~L-~V+)-t------=--------~---------------------------l--------~(~8~L-~V~)---
£~~~A~W~G;,~~C:I--ir~V~~~LL_t---------------~-----------------=========~=========~V~~~Lr===
7 ~£==~A~W~-~ 2 ~4V~C====~~ViO~=t====~~~~~It===========================~~~==~:J~~===
4 "
-:>AV
(R~-V
'V
10 "" 7 S (V-0
4 f--i~A=1~~~--~~~(Y~-8~R~)-t----~""~1~1~----l---------------------------!-~(YQ)
__
~~:
3
f--1~S~ T ~A~8~U~ SY~---l~~ (G~ ~ ~)~t-----~~~~87:~--~--------------------------~~(8~Rl)~
13·~~ 14 ,-t-------------------------~~(G~)~~d~:~o~(~WL)
__ ___
0
0
0
0
(R) (8L)
d'
o' (8L)
COM KEY
718 OR 2152
(G)
9
""'
(V-8R)
~ 6
~ 5
(G-W)
~ 4
(8K-8L)
~ c----tJ
(V~R) ~l~
8K
L )4-
LG )-'--
5 ~-i~I1~R~-------t~ (S~~~K)~--------+-i-i--l-¥. (S~-~8K~)--~ A-~8~LA~C~K~
' t-+-+-7(o;.R)' - ;;.,..-------;4 :
~
G-Y)
}+-------4'
(G-R)
O
~-4_! 11!_.:!T:_
______
+_j! (8~K;:_-S~) ~ --------+--++=t=fi < 8 ~K~-SU:::=====:~
4
~
l
)+-------4'
IC1
~
2
>+------...
1 f-~~~1~L
________
11 ~ <Y~-~8L~>-t
________
i=i=i==t~<Y~-8[L = )======1i
1
~
8K
~G~
7f--t~l2~R
________
~~ (O~-~Y)L_f--------+-+-+--~~ ( O~-Y~)~! 8~-Y~E~LL~~ ~
tR-8L) :
~
t--f~l2~T--------~~(Y~-O~) ~ t--------+-+-+==~~G~-8~K======~
2 Y -0 :
~
IC2
~ 2 ~
l f--t~l~2~L
________
11 ~(Y~~~)--t--------t=t=t==~(~Y?~c)======~
1 )-+-------'f'
(8K)
~G ~
I;_
(S-8K) C-V I OLE T
5 6 ~
R-8R
C OM KEY
13
~--i-'-"'----------l-.:.::::=--t-
*
r>.
8K-S ' )-+-------'f'
[
HR (G-8K)
'---t--+.:::'7:----H!
~
2152 ONLY
lBf--f-l!.e3~T
________
+_i!(18~K-::!G!l.._ll---* ~ ~
2
~
ICl
(SEE NOTE) '" f---t-l:.:.3.:.L ________
+_(~8:::_K-::8:::_R!_) f--------+------I--(~ 8 ~K-r!! 8 !!J.R)L
____
.;4
1 )-+-------'f'
8K)
~G ~
(Rl
(G)
COM KEY
~~~:t~L~G~======~~¥.GE-~y~t:~~1~2j! [8~KK) ~
[
~ m~~
718 OR 2152
20
~--f-L 0 0 G :.._
______
---JI---l: (S~-Y ~ )~-I--Jy
Fig. 7-2853AM Telephone Set, Connections (Sheet 1 of 2)
Page 8
(8K)
(R)
NOTE'
IF THE lRO INTERCOM
PATH IS PROVIDED
(2152 COM KEY
COI'HJNICATION SYSTEM
ONLY) TERM I NATE
(G -8K)
A~
(8K-G)
LEADS TO TERMINALS 5
A~
6, RESPECT IVELY.
TERM INATE LEADS ONLY
WHEN INTERCOM PATH
IS PROVIDED.
* -
I NSULATEO A~ STORED
(8R)