KEY SYSTEMS SERVICE MANUAL VOLUME II '... ".... I @ Bell System
Key System Manual Vol II Comments concerning content, usability, and adequacy of this manual will be welcomed. This sheet may be removed and mailed directly to the Bell System Practices Organization. This sheet is not to be used for ordering manuals. The following page will give you ordering information. Mail To: Bell System Data Design Engineering Manager 2400 Reynolda Road Winston-Salem, N. C. 27106
Orders for these manuals should be placed on: Western Electric Indiana Publications Center P. 0. Box 26205 Indianapolis, Indiana 46226
KEY SYSTEMS SERVICE MANUAL VOL II NOTICE Not for use or disclosure outside the Bell System except under written agreement Printed in U.S.A.
INTRODUCTION The Key Systems Service Manual consists of Volumes I, II, and Ill. Volume I contains three parts: Common Key System Information, General Apparatus, and Telephone Sets. Volume II contains information concerning la, lal, and 1A2 Key Telephone Systems. Volume Ill includes those BSPs unique to COM KEY* services. The sections are compiled in the manual numerically and not in the order they appear in the Table of Contents. This manual supports plant craft personnel in their daily work operations. The sections contained in the manual provide information necessary for installing and maintaining key systems. For information not included in this manual, refer to the standard BSP files. Trademark of AT&T Company ISSUE 6, JULY 1980
TABLE OF CONTENTS VOLUME I COMMON INFORMATION lowe Subj.ct 460-110-130 Marking Phys icol locotion of Statton Equipment 461-200-101 Add 461-200-102 461-200-102 e Add 461-604-100 461-604-100 and Coble ConnectOf Cables - Identification Adopter for Use With Connector Cables Connecting Blocks - 66-Type - Tools, T erminoting, Adopters, ond Mointeoooce POWER s.ction Number 512-210-103 512-220-100 512-700-100 tnue Subject Separately Mounted Keys - 6040 -, 6041 -, 6050 -, and 6051 -Types - Identificat ion, lnstollot;on, and Conneclions 549 - and 551 -Type Pushbullon Keys Identification. Installation, Maintenance, and Connections 4A Speakerphone Components- Identificat ion, Installation, Operation, and Maintenance 461-604-101 Connecting B&ods - 66-Type - Numbering and Wiring Pion IOIG IJ86731 1 Power Plants- Identification, Installation, and Connections 461-604-102 Connecting Bloch- 66A, 8, C, and M 1 Types - Identification 167-440-201 Powef Units- 19 - and 20-Type -ldentl;cahon, Installation, Connections, ond Maintenance 461-604-103 Conneco;ng Blocks - 66E3-25, 66E4-25, and 66 8.25 - ldentilicohon and lnstohotion 167-446-101 Power Units- 29. and 30-Type -Identification, Installation, and Connections 461-604-105 461-608-100 461-620-100 Conneco;ng Blocks- 66M3-50R and 66M4-50R - Identification, lnstolkltion, and Mointenooce Connecting Bloch and Wiring Bloch - 88-Type Matrix Block- la 1-ldentificotion, lnstouotion, Wiring, and Maintenance 167-447-101 167-449-101 TELEPHONE SETS SERvta Power Units- 3481 and 34C 1 -Identification, Installation, and Connections Power Unit- 47C -ldentific.ot ion, lnstollation, and Connections Add 463-130-100 463-130-100 12 Backboards - Identification and Installation 502-501-100 554BMS ond 2554BMS Telephone Sets - Identification, Installation, and Maintenance 463-1 40-100 463-210- 100 501-120-100 501-150-102 502-110-100 e Add 502-110-102 502-110-102 502-500-120 502-600-100 512-210-10 1 Equipment Cabinets ond Apporotvs Mountings - ldentiftcotion lamp Indicators - Identification and Installation I I Buzzers and BeHs - Identification, Installation, Maintenance, limitatiom, and Connections Oesignotion Slrips and Cords Key Telephone Sets- Standard Features and Options - Basic Wiring Requirements Nonhy Telephone Sets - Conversion for Use W;oh I A I or I A2 Key Telephone Systems Telephone Sets- 540, 560, 1560, and 2560 Series- Common lnstollatton ofld Maintenance lnlormorton Telephone Sets- 630, 1630, and 2630 Ser;es Separately Mounted Keys- 6017 -, 6026-, KS-21254, ondks-2177 6-T ypes-ldenl;l;cal;on, lnstouotion, and Connections 502-541 -406 502-541 -407 502-541- 410 502-541 -415 502-541 -416 502-543-403 502-543-405 502-543-406 502-580-405 502-582 -400 502-610-406 502-610-407 564HK, 564Hl. 564HlM, and 564HIMS 565HD 565GK, 565GKM, and 565GKMS 565HK, 565HKM. and 565HKMS 565LK, 565LKM, and 565LKMS 2565GK and 2565GKM 2565HK, 2565HKM, and 2565HKMS 25651K, 2565LKM, and 2565L KMS 500l/ M and 500MM 2500M and 2500MM 630A, B. C. D and 631 A, B. C. D 630DA, 630DAM, 630DAMS I, 631 DA, 631 DAM, and 63 I DAMS I
Section Section Number la ue Subject Number hsue Add 502-610-409 502-612-404 502-610-409 634A, B, C, D ond 635A, C, D 502-612-409 502-610-410 636A, B, C ond 637 A, B, C, D 502-612-410 502-610-m 502-610-418 634DA, 634DAM, 635DA, ond 635DAM 503-601 -101 636CA, 636CAM, 636CAMS, 637DA, 637DAM, ond 637DAMS 503-603-10 I 502-612-400 26300 ond 26310 502-612-40 1 2630DA, 2630DAM, 263 1 DA, ond 2631 DAM 502-612-403 26340 ond 26350 503-603-102 503-701 -101 503-702-101 2636- ond 2637-Type Subject 2634DA, 263.DAM, 2635DA, ond 2635DAM 2636CA, 2636CAM, 2637DA, ond 2637DAM 851 - ond 2851 -Type 2872A I M 0< 2872A2M -ITOUCH-A-MA TIC Automatic Dialed 872A IM ITOUCH-A-MATIC Setl 830- ond 2830-Type 831- ond 2831 -Type VOLUME II KEY TEIB'HONE SYSTEMS - 1A, 1A1, AND 1A2 REFERENQ - 1 A 1 KTS COMMON INFORMATION 518-010-101 518-010-105 518-010-106 518-010-107 Centralized Key Telephone lnstollotions Key Telephone System - Grounding and Special Protection ~eq uirements Power Unit Select ion- Key Telephone Systems and Key Service Units Key Telephone Systems - - 47C Power Unit Reserve Power 518-11 4-105 518-114-108 518-114-110 Add 518-114-115 518-114-115 SERVICE - 518-114-116 1 A 1 KTS Identification ond Arrangements Installation and Maintenance Key T elepllone Units Pod:aged Key Telephone Units TOUCH-TONE Adopters 518-010-108 518-010-109 518-010-110 Common Audible Signaling - 5)'5tems Key Telephone Voice Station Signaling on Manual Intercoms - Identification, Installat ion, end Maintenance 2A 1 Matrix Block - ldentificollon, Installation, Connection, and Maintenance 518-114-425 518-114-430 Add 518-114-431 518-114-431 518-114-432 Key Telephone Units 200F, G. ond K Podoged Key Telephone Un;ts 200H Podoged Un;ts Key Service Units e Add 518-010-111 518-010- 111 518-010-115 518-010-116 876-300-100 SERVICE - 1 A KTS 518-112 -422 Message Waiting Consoles Used With I A, I A I, 0< I A2 Key Telephone Systems Hands-Free Answering on Intercom - la I. I A2, 6A, and 68 Key Telephone Systems Paging Adapter Circuit - Electrical Protection - Premises Equipment 50-Type Packaged Units Tie Line and Control Services Intercom Services 278A Adapter Stations and Customer REFERENQ - 1 A2 KTS 518-215-100 SHVICE - 1 A2 KTS 518-215-400 Add 518-2 15-401 518-215-401 518-215-402 518-215 -4 03 Add 518-215-404 518-2 15-404 Add 518-215-405 518-215-405 Identification and Arrangements Key T ejephone Units - Line Services Key Telephone Units - Auxiliary Line Services Key Telephone Units - Intercom Services Key Telephone Units - Control Services Key Service Units - 501 - afld 502-Type Key Servke Un;ts- 513-,5 1 -, ond 515 -Type ii
S.C. ion Mction NumMr lu u Subject NumMr Add 518-215-407 518-2 15-424 518-215-407 Key Service Units- 550 and 551 Type 518-215-410 Panels - 583- and 584 -Type 518-411 -100 Add 518-215-410 518-215-417 Panels - 597. and 598- Type 518-215-418 Panels - 601 -, 602- and 603-Type 518-215-419 Modular Panels - 620A!MDI, 641A, and Add 518-215-420 642A 518-300-413 518-300-417 COMMON KTU. 518-215-420 Apparatus Mountings - 698, 0, and G 518-310-401 518-215-421 Modular Panel - 626A Add 518-215-421 518-310-405 Subject 630 Key Service Panel and l 13A I Connecting Unit - Identification, Installation, ond Connections 68 Key Telephone System- DIAlOG Intercom System 259- Type Key Telephone Unit - ldeotilk:ation 272A Key Telephone Unit - Identification 227A IMDI and 2278 Key Telephone Units - Audible and Visual Signaling - Identification orld Connections Station line Concentroton- 235 and 236-Type Key Te'ephone Units - Identification ond Connections 5 18-215-422 Apparatus Mounting - I I OA 518-310-407 Key Telephone Unit - 237- Type -ldentificolion, Operation, and Connections VOLUME Ill COM KEY TELEPHONE SETS e Add 518-450-102 503-603-120 503-701 -110 503-702- 110 COM KEY SYSTEMS e Add 518-450-100 518-450- 100 57 SAM and 257 5AM 832- and 2832-Type 833- and 2833-Type 7 A Communication System-!COM KEY 7181 518-450-102 518-450- 105 518-450-106 e Add 518-450- 110 518-450-110 1A Communication System - ICOM KEY 14341 ~A Communicat ion System- ICOM KEY~ 161 4A Communication System- ICOM KEY 4161 Using 981 / 2981 - and 983/2983-Type 21A CommunicaHon System -!COM KEY 21521 - Descriptive al"'d Ordering Information Indicates sections that have been addended, reissued, or added since last i ssue of manual. iii