BELL SYSTEM PRACTICES SECTION 000-000-001 Issue October Plant Series 14, , 1964 AT&TCo Standard MASTER ALPHABETICAL INDEX ( ALL DIVISIONS 1. GENERAL BELL SYSTEM PRACTICES General Plar1 ...................•........... O�JO l.Ol This section provLles an alphabeticillly Ordering Information ...........•. .......... OCJO arranged list of the subjects covered in all "BELLBOY" Prac- ( divisions of the Plant Series of Bell System Central Office Equipment ................... 201 tices. General Description ........................ 97S BELLS, A Station Application ............•..••...•... 501 Other ...................................... 028 Al DIGITAL DATA TEANSMISSION SYSTEI� . 314 BLOCKING, APPARATUS ..... ....•................ 069 ABBREVIATIONS ................................ 005 BLOCKWIRE . • . • • . • . 462 ACCOUNTING CENTER NO. l, BONLING ......•...•....•.......•.............. 638 . 968 General Description ....................... BOOTHS ............. ............•.•........... S08 Other ..................................... 213 BRIDGES, ADMINISTRATIVE INFORMATION, Composite Set ....•.....................••.• 103 •• • •••••••••••••••••••• 0. 0 0 • • 201 ( Central Office Imped'lnce ...................•.......•...... 103 Customer Equipment ........................ BRUSHES, ...........•........ ..... AIR DRYERS .... ..... Commutator ................................. 026 ALARM CONTROL SYSTEMS, Multiple ....00 00 00 00 .. 00oo 00 0000 0000. 00 0000 026 l General Description ....................... 9S BUILCINGS Other ..................................... 201 Engineering ... ..•.....••..•......•......•.. 760 ALPHABETICAL INDEXES, see INDEXES Operation .......•.•.....•.•......•...•..•.. 770 l ALTEENATORS AN::l ENGINE AL '::'EHNAIOES .... ......• S5 BUZZEHS, AMA TAPE REEL ............................... 034 Station Application ....... .•.••. .••........ SOl Al'V!PLIFIEHS Other ...........•..........•.....••.•...... 028 Apparatus ................................. 024 General Inform ation ...................•.... 981 320 Program l2C and 14C .....•..........•..•.... c ANALOGUE DATA TRANSMISSION SYSTENS ... ........ 314 ANNOUNCEMENT SETS ........................... Sl4 CABINETS (Equipment, Station Systems) .....•.. 463 ANNOUNCEJV,ENT SYSTEMS, C.�.BLE, Central Office Equipment .................. 20 1 Aerial ............•.......•.... ••.•..••.•.. 627 ( General Description ....................... 9Sl Block .........•...........••.•.. .••••...... 627 Station Control Apparatus - SA & 9A ....... Slil Buried ....... ....... ....•••.......••....... 629 ANSWERING SETS AND SYSTEMS .................. Sl4 Cable and Open Wire Testing and Trouble APPARA'TUS BLANKS •................•........... SOl Location Procedures ....................... 330 APPARATUS MOUNTINGS ......................•... 463 Coaxial, Office - Splicing and Terminating . 069 ATTACJ:ll'I'.ENTS (Wire) ............•.............. 462 Completion Tests - Exchange-Area Cables .... 330 ATTENUATORS Electrical Testing and Identification ...... 634 104 Radio ... ....•.............................. General ........•••.••.•••••••• .•••.••••••.. 626 103 Other ..................................... House ............. ....... ....•••••....•..... 627 AUTOMATIC CALL DISTRIBUTING SYSTE!�S - See Inside Wiring 0000 00 0000 .. 00. 00 00 00.. 00 00 .. 1161 CALL DISTHIBUTING SYSTENS Splice Closures ............................ 633 AUTOio!JATIC DATA TEST CIRCUITS ................ 20'5 Splicir;g ................................... 632 AUTO;vJATIC NUIII.BEE IDE!JTiFICAT:LO}l Su bmarine .........••..•.•••••••.•.•••.••••. 630 0000 00 00 00 00 .. 00 ..00 .. 9 l (Ger,eral Descriptive) S Switchboard - Cabling, Wiring, Skinning, AUTOMATIC PROTECTION SWITCHING Conr;ectir.g 069 (Microwave Hadio), Ur:::lergroun:J. 628 0000 00 00.. 00.. 0000 0000 lllO ( "One-for-Five" (TD-2) CABLE PROGRAM SYSTEM .....•...••...•..••...... 32 0 lOOA (11T\w-for-Ten11 - TD-3) ............... i;ll CABLE PRESSURE LEAK �ETECTOR CIRCUIT, . �� )8 AUTOTF.ANSFOF.l\1ERS ............................ A UTOJVIATIC . • • . 102 C•\BLE ................ PROTECTION ALARI�S . ..... 201 B C!\BLING - (Customer Equipment) ............... 461 CALCULAGFAFH� ........................•....... 030 BACKBOARLS 463 CALL ANNOUIJCER :VIACHI?;E� . .. .. .. 161 BANKS, CALL DIRECTOR . • • . • . 502 Panel Multiple, CALL :::ISTRIBUTING SYSTEJV:S (Customer Equipment), Cleaning ................................. 069 General Descript:Con ........................ 981 Requirements and Piece-Part Data ......... 026 No. lS ................................•...• 47S Step-by-Step Switch, (, No. 2A and 3A . • • . • . • . • • . 476 Cleaning ................................. 060 JALL TIMING SWITCH .........................•• 030 Requirements and Piece-Part Data ......... 030 .. CAr1EEAS ..................... ............... 030 BATTERIES, CAPACITORS, Associated With Power Flants and Station ..... Application .......•..•...•.•.. 501 Power Supplies . 167 Other ................... .•.... ............. 032 Other ..............................•....... lS7 ( C�\HRIER AliD P:LLOT SUPPLY - (J .• K ar,d BATTERY FEEDERS, L Type C'lrrier) . .. .. .. .. .. .. .. 3S6 Customer Equipment ......................... 460 'jf\ERIER APPARATUS, (Outsi·ie Flilrt) 00 ...00 00 00 61!0 Distributing Frames (Central Office) ....... 069 Page 1 Printed in U.S.A. SECTION 000-000-001 CARRIER FREQUENCY TRANSMISSION MEASURING CCNII'AND POST ALERTING NE'NOF.K ( COPAN ) . .... 310 SETS ................. .................. ..... 103 COMPENSATING RESISTANCE - REVERTIVE AND CARRIER PROGRAM SYSTEMS ...... 0 ••••••••••••••• 320 PCI PU LSING ....... .............. ...... .... .. 201 CARRIER SYSTEMS, COMMUNITY DIAL OFFICES See STEP-BY-STEP OFFICES Broad Band Carrier, Common Equipment COMMUTATOR BRUSHES . ..... ....... ............. 026 ,,��•., Components ............................... 356 COMMUTATORS ... ............................... 026 Carrier and Pilot Supply ................ 356 COMPENSATORS ................................ 026 Channel Banks ........................... 356 COMPLAINTS, ENGINEERING ..................... 010 Group Connecting Circuits ............... 356 COMPRESSORS AND COMPRESSOR-DEHYDRATORS ...... 161 Line-up of Groups in Tandem ............. 356 ( ) CONCENTRATORS General Descriptive ......... 951 Noise and Modulation Tests .............. 356 CONCENTRATORS, LINE ......................... 067 ) ''' Patching Bays ........................... 356 CONCENTRATORS, ( Outside Plant ) .............. 639 Submaster and . 356 Master Group Equipment .... CONCENTRATOR SYSTEMS - ( Customer Equipment ) .. 067 ..... •o o ••••••••• 0 ••• 356 Supergroup Connector CONDENSED SECTIONS, see Particular Division Terminal Equipment Components ........ 0. o. 356 CONDUIT, Terminating Arrangements . 0 ••••••••••••••• 356 Customer Premises ...... .................... 461 C,H and Miscellaneous Types o•••••o••••o••o• 352 Outside Plant .............................. 622 J Type ........... o ••0 ••••••• 0. 0 ••••••• 0 •••• 354 CONFERENCE SET . 512 K Type ..o ••••••••••••••••••••••• o ••• o o o. o o. 355 CONNECTING . 069 Ll Type . o ••• 0 ••• o ••••••••••••••••••• o ••• o •• 358 . CONNECTING BLOCKS ...... ................. ..... 461 L3 Type .... o ••• o •••••••o ••••• o •••••••••••• 359 CONNECTORS ............. .............. ... ..... 032 Maintenance Center, ( ) CONNECTORS Outside Plant ......... .......... 636 �) Ll and L3 Type ............... ........ 0 ••• 360 CONNECTORS, SOLDERLESS, POWER ... ............. 069 N2, N3, 0 N, Nl, AND ON TYPES CONSOLES, Carrier Group Alarm ..................... 362 Selector ................................... 504 Deviation Regu lator ..................... 362 Telephone ........ 0 ••••••••••••••••••••••••• 504 Junctions ............................... 362 CONSTRUCTION EQUIPMENT, ( Outside Plant ) ...... 649 ON/K Systems - Repeatered High-Frequency CONTACTORS ................................... 026 Line ................................... 362 CONTACTS, APPARATUS - CLEANING, ON/Radio Systerns - Radio Multiplex Points . 362 RECONDITIONING AND REPLACING ................ 069 Repeaters ............................... 362 CON'l'ROL PANELS . ......................... ..... 026 Signal Receiver Unit .................... 362 CONTROLLERS, Terminal Equipment ...................... 362 Control Units .............................. 024 P Type Engine Control Ci rcuits ...... .... ... ....... 024 General Description ..................... 970 Master Controllers . ........................ 024 Pl .......................· · · · · · · · · · · · · · · · 363 Voltage Controllers ........................ 024 7F Test Set ............................. 363 CONVERSION TO UNIFORM NUMBERING PLAN . 000 Tl Type CONVERTERS Outside Plant ........................... 632 ,) Station - TTY ..... ................. ... ..... 570 -.· . Other ..................... ........... 365 Other . ...... ... .............. ...... ....... 161 Wire Line Entrance Links .................. 357 COPAN NETwORK . 310 CARTONS, SHIPPING ........................... 500 CORD REELS, CENTRALIZED M�NUAL CONTROL SYSTEM ........... 310 Station Application ........... ...... ....... 501 CHANNEL BANKS - ( J, K and L Type Carrier ) ... 356 Other ....................................•. 032 CHANNELS FOR FEDERAL AVIATION AGENCY, AIRLINES CORDS, AND OTHER AGENCIES ......................... 310 Station Application ........... ............. 501 CHANNELS FOR POLLING TELEVISION RECEIVERS ... 310 Other .................... .......... ........ 032 CIRCUIT BREAKERS ...........................