Bell System Practices 636A Manual page 16

SECTION 502-610-410
P-900033 PRINTED
W I RING BOARD ASSEMBLY
:
:
I
I
I
i
I
_ _ _ _ _ _
L
_
NOTES:
I. WITH 598A OR 656A KEY IN FI RST MOOULE
EXTENO "A'' LEAD FROM TBI TERM 5
ON CURRENT SETS OR NETWORK TERM. G
ON EARLY SETS.
2. FROM LAST MODULE.
I
CURRENT COLOR COOE
I
[ ) MO COLOR CODE
• Fig. 6-- S tation Busy Lamp Circuit Using Printed Wiring Board Assembly .
Page 16
BSP S02-610-410-i02_1972..04-16.jpg Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado Feb 04, 2012 14:18:43
:
I BRI [ s - G]
I
I B K I
( W - 0 ) (R- BK]
I
I
I
:1ZI
TB
6 OR
( Y - B R I (Y-BK]
I
_
_J
WIRE OR LEAD COLOR
P - 90D033
PRINTED
I BKI
WIR ING
BOARD
HEADSET JACK (A)
IO-WI (s]
LINE SWITCH
CHAINING
SWITCH
( LAST MODUL E )
H S (A)
c L S b
I Y I [s-w]
� TR �j_ N Q_! E _!)_
{NOTE 2 )
BL
A USY
�� M :
-24V
*
STORED LOCATION
t NETWORK TERMINAL, EARLY PRODUCTION SETS ONLY.
LEGEND
H s (A)-
HEADSET JACK A
L S -
L I N E SWITCH
M O D I F I CAT ION
REMOVE FROM CONNECT TO
( Y I TBE - 9
5 OR Gt
TB:lll - X
(O)
6
( BL) OR L2t
T B = - 9
5 OR G t
TB= - •
( B R I (s-G] 5 OR G t
(G-V)
"
(S- B L] TB1ZI - X
A
- - - - - -
- -
- - -
A OR H
TPA 543122
;7
G . 4
�� � . 5