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SECTION 502-61 0-418
-
819040338 ( P - 90D033) PRINTED
3
WIRING BOARD ASSY
P/0 D -18046
KIT OF PARTS
I
I
--
LEGEND:
LS- LIN( SWITCH
HS·HEADSET JACKS
CS-
*
CHAINING S\11 TCH
1
INSULATED AND STORED
D-161488
+
USE
CONNECTOR OR SPARE TERMINAL
LEADS INVOLVED IN MOD
P/0
840361836 PLUG
D-180463 KIT OF PARTS
KEY
MODULE
ARRANGE-
MENT
1A1/1A2
Only
1A1/1A2-
1st, 2nd Mod
1A-3rd Mod
1A1/1A2-
1st Mod
1A-2nd,
3rd Mod
lA
Only
•
Insulated and stored.
Page 10
BSP 502-610-�18-i05_1976-04-10.jpg
(Y)+
I
I
(BK);
I
I
(o)!
(BL);
IF
ASSEMBLY
I CAT I ON
LEADS,
Fig. 3-Station Busy Lamp Circuit Using Printed Wiring Board Assembly
1A, 1A1, AND 1A2 CONVERSION-636-TYPE TELEPHONE SET
HOLD
KEY
y
G
BR-V
•
10
10
10
35
21
10
35
11
•
10
26
Scanned by Frank Rarrell, (Cowboy Frank) Castle Rock, Colorado
7
(BR)
(O-W)
§
(G-V)
( Y-BR)
NOTE:
A SINGLE
WHEN
EITHER THIS STATION BUSY
CIRCUIT OR THE BUSY
WITH 6C KTU SHOWN IN
WHEN MORE THAN ONE BUSY
REQUIRED, ONLY T H E 6C KTU BUSY
CONTROL CIRCUIT SHOWN IN
USED.
TABLE A
LEAD
CHAINING PWG
R
V-G
V-G
1ST
2ND
1ST
V-BR
MOD
MOD
MOD
..
9
5
15
9
40
5
35
9
40
35
15
9
26
5
15
*
(S)
(Y)
HS
(0-BK)
cs
6 )
51 A
LAMP
BL
44 )
LAMP
LAMP
BUSY
IS REQUIRED,
LAMP
CONTROL
FIG.5 MAY
CONTROL CIRCUIT
LAMP
BE USED.
LAMP
IS
FIG.5
MAY BE
)CONTACT STRIP
OR PLUG
R
R
R
R
1ST
2ND
2ND
3RD
MOD
MOD
MOD
MOD
9
11
11
21
9
11
11
40
9
40
40
21
11
26
11
21
Oct 05, 2012 16:26:55
(o-w)
AI
I
(W-0)
A
§
( V-G)
-24V
sw.
UNE
y
8
8
8
18
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