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SD-CD-65680-505-506-507-Switchboards

Applicable BSPs can be found in the 536-xxx-xxx Division

Documents

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CD-65680-01 i12D - 507A, 507B PBX (cropped and OCRed) CD-65680-01 i12D - 507A, 507B PBX (cropped and OCRed)

Date added: 06/22/2012
Date modified: 11/05/2013
Filesize: 194.69 kB
Downloads: 916

Issue 12D.  PBX Systems No. 507A and 507B Station Line, Trunk, Connecting, Telephone, Ringing, Buzzer and 2-way Ringdown Tie Trunk Circuits arranged for use with manual or dial central offices.

This contains a concise operational description for outgoing calls and incoming calls.

Contributed by John Novack.

SD-65680-01 i12 - 507A, 507B PBX SD-65680-01 i12 - 507A, 507B PBX

Date added: 06/22/2012
Date modified: 11/05/2013
Filesize: 333.36 kB
Downloads: 914

Issue 12.  Contributed by John Novack

CD-65680-01 i13D - 507A, 507B PBX Circuit Descriptions Bc CD-65680-01 i13D - 507A, 507B PBX Circuit Descriptions Bc

Date added: 07/25/2010
Date modified: 11/05/2013
Filesize: 480.55 kB
Downloads: 984

Issue 13D.  507A (3-CO trunk, 7-station) & 507B (5-CO trunk, 12-station) Cordless Common Battery PBXs.  Includes Description of Operation.

CD-65733-01 507 Auto Tie Trunk Bc CD-65733-01 507 Auto Tie Trunk Bc

Date added: 07/25/2010
Date modified: 11/05/2013
Filesize: 179.53 kB
Downloads: 1006

Div B Section 3 507A Page 5 Bc Div B Section 3 507A Page 5 Bc

Date added: 07/25/2010
Date modified: 11/05/2013
Filesize: 1.52 MB
Downloads: 1012

Ringdown Tie Trunk Ideas Bc Ringdown Tie Trunk Ideas Bc

Date added: 07/25/2010
Date modified: 11/05/2013
Filesize: 120.57 kB
Downloads: 951

SD-65680-01 i13 - 507 PBX Schematics Bc SD-65680-01 i13 - 507 PBX Schematics Bc

Date added: 07/25/2010
Date modified: 11/05/2013
Filesize: 595.75 kB
Downloads: 1085

Issue 13.  507A (3-CO trunk, 7-station) & 507B (5-CO trunk, 12-station) Cordless Common Battery PBXs

Recent Contributors

Thanks for new documents from David Gruger, Jeff Lamb, Walt Aydelotte, Dennis Hock, Steve Flocke, Paul Wills, Sam Etler, Fred Haynes, John Novack, Clint Gilliland, Steve Cichorsky and Karl Brose.

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