Bell System Practices AT&T 502 Reference

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BELL SYSTEM PRACTICES

AT&TCo Standard

502-, 510-, 511-, 515-, 555-, AND 558-TYPE TELEPHONE SETS

EXCLUSION

HOLD

LINE

AND

SIGNAL

KEY

SSP S02-S01-102·i02_1971-07·0l.jpg

Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado Jan 30,2012 00:00:41

502

TYPE)

KEY

511 OR 515

Fig. 1 -502-, 510-, 511-, 515-, 555-, and 558-Type Telephone Seta

@) American Telephone and Telegraph Company,

REFERENCE

Printed

U.S.A.

SECTION 502-501-102

Issue 2, July 1971

510

Ll NE

SIGNAL

555 OR 558

1971

AND

KEY

Page 1

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Summary of Contents for Bell System Practices AT&T 502

Page 1 BELL SYSTEM PRACTICES SECTION 502-501-102 AT&TCo Standard Issue 2, July 1971 REFERENCE 502-, 510-, 511-, 515-, 555-, AND 558-TYPE TELEPHONE SETS EXCLUSION TYPE) HOLD Ll NE SIGNAL LINE SIGNAL 511 OR 515 555 OR 558 Fig. 1 -502-, 510-, 511-, 515-, 555-, and 558-Type Telephone Seta...
Page 2 SECTION S02-501-102 GENERAL 1.01 This section is reissued to add C4B and H1B ringers, furnished in current production 502-, 510-, 511-, and 558-type telephone sets; 1.02 This section covers rotary dial and manual telephone sets equipped with one or two of the following features.
Page 3 ISS 2, SECTION 502-501-102 TABLE A TELEPHONE SET COMPONENT PARTS* EXCLUSION 584-TYPE MOUNTING TEL. SET CODE HOUSING RINGER KEY AND LEAD CORD HOLD KEY ASSEMBLY C4A or P-80D900 D6AA P-19A410 D4BJ P-80D100 C4A or P-347015 D6AA A (MD) DlOP B (MD) P-19A410 P-20A455 D16D...
Page 4 SECTION 502-501 - 1 02 When the call on second line is completed, (a) •When replacement of a split coil ringer, operate the line key back to the first line i.e., a C4A or HlA is necessary, the single position and depress the hold key plunger. coil version C4B or HlB can be used in certain .•...
Page 5 TABLE B 502A/B LINE A N D RINGER CONNECTIONS EXTERNAL CONNECTIONS FOR CONNECTIONS TO TERMINALS IMSIDE SET FEATURES MOUNTING CORD RINGER CLUSION IN SET USED TO USED AS EQUIP. MOUNTING EXCLUSION EX· RINGER RINGER CUT OFF OR STA CORD LINE CLUSION LEADS LEADS...
Page 7 LINE SWITCH 425E N E T W O R K LEAD DESIG LINE KEY {NOTE DIA'- NET. ( BK) [ S - G ] (G-BKI LINE LINE I (S-RI (YI [S-Y] (BRI [ [S-R] ( B KI [S-BK] 'twJ ( WI 3650!1 �...
Page 8 "' TABLE D 510E/F LINE AND RINGER CONNECTIONS {EQUIPPED WITH 6-CONDUCTOR MOUNTING CORD) "' EXTERNAL CONNECTIONS FOR "' CONNECTIONS TO TERMINALS INSIDE SET FEATURES MOUNTING CORD TURN �EY RINGER IN COM OR � USED T O MOUNTING TURN CUT OFF RINGER RINGER LINE...
Page 9 TABLE F A/8 LINE AND RINGER CONNECTIONS (EXTERNAL CONNECTIONS) FEATURES (SIGNALING INCLUDED WITH ALL EXTERNAL CONNECTIONS FOR MOUNTING CORD FEATURES) EXCLUSION RINGER TURN KEY USED> TO LINE IN SET USED TO COM OR USED AS CUT OFF CUT OFF LINE LINE SIGNAL EXCLUSION...
Page 10 "' NETWORK 4 258 LEAD OESIG • � "' � LtNE LINE (BL-W) (BR-W) (W- 0) [BL] (BL) SIG CKT t w t to-w > [w] HANDSET G3-TYPE I O O O.n (S-R) 2650fi NOTES' (S-W) LINE SWITCH LEAD IS CONNECTED TO TERMINAL IN 6.
Page 11 ISS 2, SECTION 502-501-102 TABLE G 511C/D L I N E A N D RINGER CONNECTIONS (INTERNAL CONNECTIONS) FEATURES (SIGNALING INCLUDED WITH All CONNECTIONS TO TERMINALS INSIDE SET FEATURES) EXCLUSION RINGER TURN KEY KEY USED EXCLUSION IN SET USED TO TO CUT MOUNTING TURN...
Page 12 "' "' "' � TABLE H 511 C/0 LINE A N D RINGER CON NECTIONS (EXTERNAL CON NECTIONS) FEATURES (SIGNALING INCLUDED WITH ALL EXTERNAL CONNECTIONS FOR MOUNTING CORD (NOTE 2, FIG. 7) FEATURES) EXCLUSION TURN KEY RINGER KEY EGUIP. KEY USED IN SET USED TO COM OR...
Page 13 7G, 7H, OR NETWORK 425E LEAD OESIG MOUNTING CORD TERM. LINE KE EXCLUSION KEY TERMS. (NOTE RINGER 90 DIAL (\o/-BR) (BK] NET. {NOTE (5-Gl (W-81. . ) G -T (BK) y(NOTE {BL) (R-0) ]BR-BK) LI�IE LINE EXCL 265on (81.. ) ]BR- T ) (O-R I {BL-W)
Page 14 SECTION 502-501-102 TABLE I 511 F A N D H- MODIFICATIONS FOR 1-LINE PICKUP, HOLD, AND SECRETARIAL SERVICE REMOVE CONNECT INSULATE FROM WIRE OR LEAD COLOR TERM. STORE TERM. STRIP STRIP Line Key • Exclusion Switch • Mtg. Cord TABLE 511F AND H TELEPHONE SETS MODIFICATIONS FOR 1-LINE PICKUP, CUTOFF EXTENSION STATION O R EXTENSION LINE RINGER...
Page 15 NOTES: 020K EXCLUSION KEY PLUG LEAD OESIG D ��: � CAL EXC EPT E QUIP PED WIT H 02 0 J (NOTE 3) O �� /�ci T��= �g CORD . �� DE 2. CONNECTIONS SHOWN PROVIDE FOR RINGING ON LINE FOR RINGING ON !NOTE LINE 2, CONNECT (51 STRAP AND IBKI RINGER LEAD TO TERMINALS...
Page 16 "' EXCLUS.ION PLUG T(RMINA.l • (HOLD KEY) NOTES: r. 51 If TELEPHONE IS IDENT I C AL S I LENCE R I NGER PERMANENTLY, 'oi l (BK) EXCEPT EQUI PPED TH 020J SPADE REMOVE R I NGER LEAD F"ROM "' �...
Page 17 HRMI NA.L EXCLUS ION K[Y PLUG LEAD DES I G D20K S TR I P NOTES: DENT I . S l l f TEL[PI10NE SET I (A L EXCEPT EQUI PPED W I HI 020J SPADE - T I PPED MOUNTING CORD. S l l f MOD i r Y OR H TELEPHONE...
Page 18 SWITCH 425E : L I N E RINGER (NOTE 3) DIAL AND 2 1 ( B R I ( B K } PUSH TRMTR ( W I ( R ) ( B K I 51 GNAL (BL) (BL) . . . , . .
Page 19 , .. , 425E NETWORK G3 -TYPE LINE KEY HOLD KEY TERMS. L1NE SWITCH L I N TERM. STRIP HANDSE RINGER (NOTE 3) ( NOTE 4 ) (NOTE I NETWORK AND 2 ) {BR) (BR) ( W ) ( G l ( G-BK ) ( G ) {W) ,...
Page 20 SECTION 502-501-102 TABLE K 558AIB LINE AND RINGER CONNECTIONS FEATURES CONNECTIONS TO CONNECTIONS FOR INSIDE WIRE I N SET (SIGNALING INCLUDED WITH All FEATURES) TERMINALS INSIDE SET RINGER TURN KEY USED TO IN SET CUT OFF USED AS COMMON OR TURN RINGER LEADS SIGNAL...
Page 21 LINE L I N E SWITCH 42!58 NETWORK R I NGER { NOTE 2,3,4) {NOTES (BK) (NOTE L I NE (5-Gl (W) CS-WJ (GI (5-GJ (BL) ( B K l L I NE (5-Y] � + (BKI (5 -BK] ( W I NOTE S : I .
Page 22 TABLE M 558C/D LINE AND RINGER CONNECTIONS (INSIDE WIRE CONNECTIONS) FEATURES CONNECTIONS TO INSIOE WIRE IN SET (SIGNAliNG INCLUOEO WITH All FEATURES) EXCLUSION RINGER TURN KEY USED TO IN SET KEY EQUIP. CUT OFF USED TO COM OR USEO OR STA BUSY �...
Page 23 c•• G3-TYPE liNE W I RE LINE KEY ExcLusioN L I N E SWITCH 425E NETWORK {NOTE RINGER ( NOTE 4) HANDSET {NOTE {NOTES 6,7,81 {G--fiK) [s - o ] (NOTE IBLJ (SKI L I N E LINE EXCL ( W ) RCVR ( R } TRMTR...
Page 24 SECTION 502-501- 1 02 TABLE N 558F MODIFICATIONS FOR 1 -LINE PICKUP, HOLD, AND SECRETARIAL SERVICE REMOVE CONNECT IN SULATE FROM WIRE OR LEAD COLOR TERM. TERM. STORE STRIP STRIP Line Key Exclusion (Hold) • TABLE 558F MODIFICATIONS FOR 1 -LINE PICKUP AND CUTOFF O F EXTENSION STATION O R EXTENSION LINE RINGER REMOVE...
Page 26 E��y �EY TERMS. ON HI-TYPE RINGER 9H DIAL 425E NETWORK NET. (NOTES 3 AND 4) ( G - BK) ::=:=·===· CENTRAL SUPL OFFICE LINE LINE CIRCUIT 3650Q {BKl LINE SWITCH ( NOTE 2 ( W) (Bkl (BK) "' TRMTR RCVR G3-TYPE HANDSET NOTES: I.
Page 27 L I NE W I R E TERMINAL LINE EXCULSION H I -TYF'E 425E STRIP R I N G E R D I A L NETWORK (NOTES 3 A N D (8Kl ( G - B K ) STRAP ( M IW CORD OR E Q U I VA L E N T ) ( G ) ( 5)
Page 28 Such Pulling Lifting BSP S02-S01·102·i02_197 1·07·28.jpg Scanned by Frank Harrell, �Cowboy Frank) Castle Rock, Colorado Jan 30, 2012 00:12:14...

This manual is also suitable for:

At&t 555 At&t 558 At&t 510 At&t 511 At&t 515