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pdf SWBT Service And Equipment Manual [01b] - Part III Section 1: WE 300-Series Colors - 1949

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WE_300-Series_Colors_1949_tci.pdf

SWBT Service And Equipment Manual [01b] - Part III Section 1: WE 300-Series Colors - 1949

Exhibit 2a, 11-49. Contributed by Jeff Lamb.

pdf SWBT Service And Equipment Manual [01] - Part I: Main Station and Extension Services Popular

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48ca_SWBT_ServiceAndEquipManual_I_1_5_Services.pdf

SWBT Service And Equipment Manual [01] - Part I: Main Station and Extension Services
ca 1948 with later additions.  Includes manual cover, Table of Contents and Part I.  Other parts of this manual are in separate documents.  The number in brackets [n] is the sort order for this document based on the documents currently in the Library.  It may change as new sections of the manual are added.
 
Keywords:  Key telephone; private branch exchange; joint user service; rural service; coin telephones; public telephone; semi-public; booth; shelves; tables; signs; no. 10; no. 11; no. 5; no. 6; no. 9; KS 7302-4; illuminated; toll terminal

pdf SWBT Service And Equipment Manual [02] - Part III Section 2: Telephone Bells & Auxiliary Signals Popular

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48ca_SWBT_ServiceAndEquipManual_III_2_TelBells_AuxSignals.pdf

SWBT Service And Equipment Manual [02] - Part III Section 2: Telephone Bells & Auxiliary Signals
ca 1948 with later additions.  Includes bells, buzzers, gongs, and horns.  Other parts of this manual are in separate documents.  The number in brackets [n] is the sort order for this document based on the documents currently in the Library.  It may change as new sections of the manual are added.
 
Keyword:  Line signals; busy signals; 1A key; 21 lamp; 15 lamp; 14 lamp; 20 lamp; 18 lamp; 16 lamp; 17 lamp; 551A; 707-679; 549; no. 7; xylophone

pdf SWBT Service And Equipment Manual [03] - Part V Section 1: Key Equipment (Cabinets) Popular

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48ca_SWBT_ServiceAndEquipManual_V_1_KeyEquipment_Cabinets.pdf

SWBT Service And Equipment Manual [03] - Part V Section 1: Key Equipment (Cabinets)
ca 1948 with later additions.  Includes Multi-line key cabinets, providing line pick-up and hold functions, numbered 100, 101, 103A, 109A, 110A, 102A and 111A.  Other parts of this manual are in separate documents.  The number in brackets [n] is the sort order for this document based on the documents currently in the Library.  It may change as new sections of the manual are added.
 
Keywords:  Attendant?s key cabinet; exclusion; intercommunication; order tone; signaling; airport
 

pdf SWBT Service and Equipment Manual [04] - Part VI: PBX Services Sect. 1-2 PBX Services & Switchboards Popular

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48ca_SWBT_Service_and_Equip_Manual_VI_1_2_PBX_Svcs_Swbd_tci_ocr.pdf

SWBT Service and Equipment Manual [04] - Part VI: PBX Services Sect. 1-2 PBX Services & Switchboards

ca 1948 with later additions.  Includes PBX Services, Attendants' Telephone Sets, CO Trunks, Manual Cordless Switchboards, Cordless Switchboards, Operation of 506A/B Switchboard, 507A/B switchboards.  Other parts of this manual are in seperate documents.  The number in brackets [n] is the sort order for this document based on the documents currently in the Library.  It may change as new sections of the manual are added.

Keywords: Private branch exchange; dial; supervision; stations; trunks; tie lines; night; central office; 506A; 507A; 506B; 507B; stations; supervision. Contributed and scanned by Steve Cichorsky. OCR and processing by Paul Fassbender.

pdf SWBT Service and Equipment Manual [05] - Part VI: PBX Services Sect. 3 - 4 Manual PBX Switchboards Popular

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48ca_SWBT_Service_and_Equip_Manual_VI_3_4_Manual_Swbd_tci_ocr.pdf

SWBT Service and Equipment Manual [05] - Part VI: PBX Services Sect. 3 - 4 Manual PBX Switchboards

ca 1948 with later additions.  Includes Non-multiple manual cord switchboards and multiple manual cord switchboards.  References PBX numbers 551A/B/D, 555, 605 (small). 605 (large), 606A, 607A/B.  Other parts of this manual are in separate documents.  The number in brackets [n] is the sort order for this document based on the documents currently in the Library.  It may change as new sections of the manual are added.

Keywords: Private branch exchange; dial; attendant; supervision; stations; trunks; tie lines; night service; central office trunks; cord switchboard; 551A; 551B; 551D; 552D; 555; 605A; 606A; 607A; 607B; supervision; off-premises stations; station busy.  identification. Contributed and scanned by Steve Cichorsky. OCR and processing by Paul Fassbender.

pdf SWBT Service And Equipment Manual [06] - Part VI: Dial PBX Systems Section 5 Attended Dial PBX Sys Popular

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48ca_SWBT_ServiceAndEquipManual_VI_5_DialPBX.pdf

SWBT Service And Equipment Manual [06] - Part VI: Dial PBX Systems Section 5 Attended Dial PBX Sys
14 MB.  28 pages.  ca 1948 with later additions.  Includes 740-type and related systems plus cord switchboards.  Covers routing of calls, station operation, CO trunk arrangement and night switching.  Other parts of this manual are in separate documents.  The number in brackets [n] is the sort order for this document based on the documents currently in the Library.  It may change as new sections of the manual are added.
 
Keywords: 552A; 556A; 605A; 607A; 606A; 552D; 607B; 740A; 740B; 740C; 740E; 740AX; 701A; 700C; 702A; tie line; supervision; central office trunk; out-dial; routing
 

pdf SWBT Service And Equipment Manual [07] - Part VI: Dial PBX Systems Sections 5A, 6, 7 Dial PBX Sys Popular

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48ca_SWBT_ServiceAndEquipManual_VI_5A_6_7_DialPBX.pdf

SWBT Service And Equipment Manual [07] - Part VI: Dial PBX Systems Sections 5A, 6, 7 Dial PBX Sys
ca 1948 with later additions.  Includes attended dial PBX system 756A, Unattended Dial PBX systems and key system dial PBX systems (755A).  Other parts of this manual are in separate documents.  The number in brackets [n] is the sort order for this document based on the documents currently in the Library.  It may change as new sections of the manual are added.
 
Keywords: Crossbar; tie lines; toll diverting; night connection; 556A; console; trunk connections; conference calls

pdf SWBT Service And Equipment Manual [08] - Part VI: Dial PBX Systems Section 8 Emergency Reporting Popular

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48ca_SWBT_ServiceAndEquipManual_VI_8_EmergReporting.pdf

SWBT Service And Equipment Manual [08] - Part VI: Dial PBX Systems Section 8 Emergency Reporting
ca 1948 with later additions.  Includes 520-type switchboards and 570-type telephones.  Other parts of this manual are in separate documents.  The number in brackets [n] is the sort order for this document based on the documents currently in the Library.  It may change as new sections of the manual are added.
 
Keywords:  911-like; dispatching; 520A; 520B; selective routing; annunciator; call recorder; 570

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Recent Contributors

Thanks for new documents from Ed Palazzo, Bruce Patterson, Jon Kolger, Paul Ivester, Len Hicken, Paul Fassbender, Fred Haynes, Kurt Rudolph, Wade ("Kellogg KITT"), the Connections Museum, Rick Walsh, Jeff Lamb, Jeremy Walters, Mark Cuccia, Alan David, Harry Joseph, Charlie Terry, Karl Brose, Dennis Hock, Tim Griffin, Remco Enthoven, and Steve Cichorsky.

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