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Bell System Practices 636A, Manual

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Bell System Practices 636A Manual Download Page 17

ISS  2,  SECTION  502-6 1 0-41 0 

H All 

BAT 

AHY  11 A11  RELAY 

IN  lA 

I 

OR 

U.2  L I NE  C I RCU I T  

r- - & m - - -,  

I 

I 

PU 

I 

I 

A 

I  ,1 

? 

2W 

IW 

5 

(O-W) 

[ Y ]  

GRO 

4 

L 

L 

i 

2 

LG 

GRO 

-

-

- - -

LEGEND: 

PU- PICKUP  KEY 

H- HOLD  KEY 

LS- LINE  SWITCH 

HS(Al- HEADSET JACK  A 

TBI-

NET. G 

OR 

A-H 

(Y-G) 

(BK-BLJ 

H 

IW-0) 

(R-BKJ 5 

(O-W)  ( S )  

TBlll 

1 8  

NOTE S :  

( 0 - V )  

( 

Y  l 

I .  

RANGE  OF  ''Au  RELAY  AND  6C  KTU 

( B R )   (S-G] 

I Y I   ( S-W 

J 

(0-BK)  (BL-W] 

I 

OR 

5 

1 4   VOLTS  FOR  190 

MAX, 

TO  OPERATE  BOTH  RELAYS  IK  SERIES. 

20  VOLTS  FOR  520  MAX. 

TO  OPERATE  BOTH  RELAYS  I N   SERIES. 

26  VOLTS  FOR  840  WA X .   TO  OPERAT[  BOTH  RELAYS  I N   SERIES. 

lEAD  (Y-BR)  D E S I GNATION  Bl  OR  LS  lOT  USED . 

2. 

WHEN  STATION  BUSY  LAMP  FEATURE  IS  REQUIRED  WITH  A  SET  THAT 
HAS  A  0 1 2 0C  MOUNT I N G   CORD  t.IANUFA.CTURED  PRIOR  TO 

m -68 

TH I S   C I RCUIT  WUST  BE  USED . 

I 

I  CURRENT  COLOR  CODE . 

( J  1.10 

COLOR  CODE . 

Fig.  7-Busy  Lamp  Control  Circuit  with  6C  KTU 

BSP 502-610-410-i02_1972-04-17 .jpg  Scanned  by  Frank Harrell, (Cowboy Frank) Castle Rock, Colorado  Feb 04, 2012  14:19:08 

HS(A) 

TPA 532191 

Page  17 

Summary of Contents for 636A

Page 1: ... These 636 and 637 type MD rotary dial telephone sets are equipped with 517A jacks for the plugs of a G3L handset or a head telephone set The internal wiring is arranged to electrically connect either the line switch or the headset jacks to the line 2 03 Replacement or substitution of the key in the first module may require wiring changes as shown in the notes for Fig 3 and 4 Some spade tipped con...

Page 2: ...onvert a key position from pickup locking to signal nonlocking remove the Page 2 screw detail P 10E837 entirely from plunger at the key position to be converted Make the necessary wiring changes as shown in Table B 2 08 A 657B or 599B key turnbutton may be used in the first module for cutoff control of ringer or line Refer to Note 1 Fig 4 and 5 and Table C for necessary wiring changes 3 MAINTENANC...

Page 3: ...R SHOWN TIA RINGER HAS SINGLE COIL 5200 OHMS AND ONLY R AND BKI LEADS LEG END CURRENT COLOR CODE I MD COLOR CODE INSULATED AND STORED t TERM ON NETWORK J UNDESIGNATED TERM TERM ON 241 TYPE AMPL ARE ON TERM BOARD ON i DIAL OFT NORMAL CONTACTS DP DIAL PULSE CONTACTS LS Ll NE swITCH HS A 517A HEADSET JACK A HS B 517A HEADSET JACK B FL FLA S H KEY LINE SWITCH OFF HOOK S EQUENCE de CLOSES cb CLOSES fg ...

Page 4: ...1 G R 2211A INO II I 2 3 4 151D ANPLIFIER S Y L Y 11 I f KS 14337 _ CAP R S R f g BK S 8K II S R LS Rj 8L R R Gj I 8L Y 0 G 8R 11 G 8K S 8R R y R HEAD flTELEPHONE SET TRMTR II G Y BL w 21 5 f KS 14337 _ CAP II G Y 8K J 6 R G S 11 A 11 0 R 8K Gt 10 W S HSIAl 0 8K I8L IIl T 2 3 IBR S G LS Y s w G OR 8L 3 8K BL G W c 5 v s1 KS 13490 L1 DP RESISTOR AI 0 V Y 8K G D W E TO FIG 8L Y 8R Y 8K 0L21 8L rl IY...

Page 5: ...B W ON R S R LS BK S BK W S R R G 6 n 2 2 R IND G BK R BK G R Y W lKS 14337 TO rIG 4 OR 5 f Q A w o R BK AI 0 V Y BL Y BR Y BK V BL G BL V R R OR Rl S Y Y BL B OR 81 Y S Y 11 Rl BL R BR W I S BR BK HEAD BL Y TELEPHONE R SET TRMTR IBL IO Wl 9 HS A 0 BK BL W TIBR S G 2 3 LS Y c r S 0L2t W BL G BL 6 R S R AI 0 7 BK IS I 0 f VVY DIB RINGER S W 5 c d BL W O R FL G OR BL RR I OP BL T 4 S BK G S Y rCAP W...

Page 6: ... W G r c 0 BA Wl IW BA I IS WI tW Sl 111 AI A7 5A OA AIOOO BL W I I I IW 8LI 0 W I IW O J IG WI I BA Wl tW BAI 5 IS WO 0 IW SJ 6 8l 10 Al I I 10 111 0 P B 0 lR 0 IR GJ 8R R _ ll IR S 10 1 81 8Kl tBK BLI 10 I G 8K 18K G BR BKI It O IG It 1tJI GI 8JI Itl I I S R I IR S 81 IK 18K BL 10 BKI I tG 81 1 BK GI t8R 8K A7 5A AHD AIOOO BL YI BINOEA LE400UIG li A H S Of Sl I A H S ORSI Oft II __ IA IAI IAI A ...

Page 7: ... SETS CONNECTS TO TBE SG 598A OR6S6A KEY 2ND MODULE 1636 TYPE SETS 2ND 3RD OR 4TH MODULE 637 TTPE SETS I PIO UP OR SIG L 2ND PI CKUP OR SIG KEY 3R0 PICKUP OR SIG KEY SRD LAMP 4TH PICKUP OR SIG KEY 8 LAMP STH PI CKUP OR SIG EY 10 LAMP 6TH PICKUP 0A SIGKEY i LAMP KEY PLUG DI20C D IDOR Ill 0 200F Ill CO RD S It 0 W BINDER I t IO WI m IY 01 _ 10 Y G 10 VI 1 TO SH 3 IV GI 0200F PLUG2 CONN 2 A75 A AIOOD...

Page 8: ...AMP 4TH ICI UP 0111 SIG k Y LAMP UH PtCKIJf OR SIS KI Y LAMP 6TH PICKUP OR SIG II Y LAMP KEY PLUG m OR Y FROM 0120C CORf G W BINOERl 0200F CORD 5 W BINDER PLUG3 1Dt20C PLUG5 0200F A75A CONN5 AICOD IBL WI A75A IG W A b f_RI 15 W BINOERI LEo O OEStG ATSA ONLY UNUS 01 VACANT IN 11 1000 Fig 4 Module Arrangements and Cord and Cable Connections for Sets Equipped with Even Count Color Code Cords Sheet 3 ...

Page 9: ...6 Note4 I VI I I II III IV V Note4 Note4 Note 5 Indicates lead i s spade tipped insulate and store t BR S G line switch lead connects to terminal 5 of telephone set terminal board terminal G of network for MD color code when station busy circuit is not provided and to terminal 9 of telephone set terminal board when station busy lamp circuit P 90D033 printed wiring board assembly is provided lAl or...

Page 10: ...ADD ON CONFERENCE CONTROL IN THE 6A KEY TELEPHONE SYSTEM CONNECT G 11 MOUNTING CORD LEAD RED BINDER GROUP TO TBVI PB ALSO REMOVE COMMON LEAD OF ADO ON CONFERENCE BUTTON CONVERTED TO SIGNALING FROM A H TERMINAL AND CONNECT TO PB THE 617A KEY MAY ALSO BE USED IN A SIMILAR MANNER ALSO SEE NOTE 4 4 IIHEN THE 617A KEY IS REQUIRED AS A DUAL PURPOSE KEY THE BRASS STRAP BETIIEEN THE 51 AND SG TERMINALS OF...

Page 11: ... BR W W BR 0 BK BK 0 S W W S BL R R BL G BK BK G I I f j 0 R o _ R G SR 61 I I I BR R To _ R S S BK _ I l i 1 BL BI I T CONN I A75A OR 000 BL W B I NDER W BL 0 W W 0 G BKI 81 Gl G WI W G BR W W BR BR BKJ BK BR S W IW Sl BL Rl R Bll S 81 0 R R O I R G J IBL Yl BR RJ R BR S Rl R Sl 0 Yl IBL BKJ 0 36 K BL I S BR 0 0 BK 0 BK O BK 37 0 HOLD BR Y 0 BL SL Y BR BK o w Y BL _ o w S BK Y BK 04 Y BL BK W 20 ...

Page 12: ...K BLI 10 BK BK 0 G Y Y G BR Y Y BR _ Y S I Bl V V BL 0 V V 0 SPARE BZ A H S OR S L IG V A7SA ONLY UNUSEOl V G VACANT IN AlOOA MD BR V AND AlOOO tV BR 5 V V S Fig 5 Module Arrangement and Cord and Cable Connections for Sets Equipped with MD Mounting Cords Sheet 2 of 3 BSP S02 610 410 i02_1972 Q4 12 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Feb 04 2012 14 16 46 TO KEY TELEPHONE ...

Page 13: ...BR 8R o R G R V 32 R 8K 8 R BL 8K 8 BK W R W G 81t 10 G Bt J BL w s I I I 0 0 G 0 0 8K 0 1 o w G w n1 f l Y 6L 1 v w l I 7 2 1 7 ____ __ VACANT __ _ I ____ __ ____ __ ____ _ l TJ3 I I I V BR s v I v s s s 8 8L W G W 8L o w o BL B BIC 8L BR G I G W I W G BR W 1 W BR 0 8 0 B I S W G w s 8L R 1 R 8L G BK BK G I BR I I O R G R 0 G R I R G 8R 8K BK BR I I BR R fE CD R 8R s _ S 81 8K S 8R V V BR I s v I...

Page 14: ...f more than six five with common signaling are required use module preceding right hand position repeat connection modifications as shown in table 2 All key positions are arranged in the shop as pickup positions To convert to signaling nonlocking remove the screw detail P 10E837 from the plunger at the key position to be converted Make the necessary connection changes as shown in Table B These arr...

Page 15: ...network Current color code MD color code Notes 6TH R T BL Y Y BL O R 0 G To Ext Sta To Ext Sta To Ext Ringer or Buzzer A Y 0 0 BK ISS 2 SECTION S02 610 410 SPADE TIPPED lEADS OF MOUNTING CORD BL Y Y IIl J l 0 Y Y 0 BR BK O R 0 G 0 BK 5 BR G Ill Insulate and store Insulate and store Insulate and SG SG Store Insulate and Store 3t At Insulate and Note 2 Note 2 Store A c D c Insulate and Cap c Store R...

Page 16: ...SETS 2 FROM LAST MODULE I I CURRENT COLOR COOE MO COLOR CODE WIRE OR LEAD P 90D033 PRINTED WIRING BOARD HEADSET JACK A LINE SWITCH CHAINING SWITCH LAST MODUL E 24V STORED LOCATION t NETWORK TERMINAL EARLY PRODUCTION SETS ONLY LEGEND H s A HEADSET JACK A LS LINE SWITCH MODI F I CAT ION COLOR REMOVE FROM CONNECT TO YI TBE 9 IBKI 5 OR Gt O TB lll X BL 6 OR L2t IO WI s 5 OR G t TB 9 BRI s G 5 OR G t T...

Page 17: ... VOLTS FOR 190 MAX TO OPERATE BOTH RELAYS IK SERIES 20 VOLTS FOR 520 MAX TO OPERATE BOTH RELAYS I N SERIES 26 VOLTS FOR 840 WAX TO OPERAT BOTH RELAYS I N SERIES lEAD Y BR DESIGNATION Bl OR LS lOT USED 2 WHEN STATION BUSY LAMP FEATURE IS REQUIRED WITH A SET THAT HAS A 0120C MOUNT ING CORD t IANUFA CTURED PRIOR TO m 68 TH I S C I RCUIT WUST BE USED I I CURRENT COLOR CODE J 1 10 COLOR CODE Fig 7 Busy...

Page 18: ... CABLE G BK SP TO 430A KTU A TPA 543042 Fig 8 Priority Hold Using 599H Key Page 18 18 Pages 657L MOUNT I NG CORO CONN KEY CABLE 9 f 34 f SUPL HOLD 1 0 Ql A H BK BR 39 BK BR SP TO 35 430A KTU 1 7 f 42 f I I f 36 f 1 2 f 37 f 1 8 f 43 f so f HOLD 49 f 48 A H 23 f HOLD 24 A SUPL HOLD 25 A H TPA 563668 Fig 9 Priority Hold Using 657L Key BSP 502 610 410 i02_1972 04 18 jpg Scanned by frank Harrell Cowbo...

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