Folder 536 Division - 500 Series PBX

500 Series PBX

Documents

pdf 536-070-230 I1 Popular

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536-070-230_I1.pdf

536-070-230 I1

Contributed by Russ Kirk.

pdf 536-070-230 i1 Oct51 - 507A, 507B PBX - Tests and Inspections Tl Popular

By 721 downloads

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536-070-230-507-PBX-Tsts-and-Inspec_tl.pdf

536-070-230 i1 Oct51 - 507A, 507B PBX - Tests and Inspections Tl

Issue 1, October 1951.

pdf 536-070-511 I2 Popular

By 877 downloads

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536-070-511_I2.pdf

536-070-511 I2

Contributed by Russ Kirk.

pdf 536-070-511 i2 Apr57 - 507A, 507B PBX - Circuit Tests Tl Popular

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536-070-511-507-PBX-Ckt-Tsts_tl.pdf

536-070-511 i2 Apr57 - 507A, 507B  PBX - Circuit Tests Tl

Issue 2, April 1957.

pdf 536-070-512 I1 Popular

By 848 downloads

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536-070-512_I1.pdf

536-070-512 I1

Contributed by Russ Kirk.

pdf 536-070-512 i1 Dec65 - 507A, 507B PBX - In-service Tests Tl Popular

By 755 downloads

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536-070-512-507-PBX-Autovon-Acc-Ln-Tsts_tl.pdf

536-070-512 i1 Dec65 - 507A, 507B PBX - In-service Tests Tl

Issue 1, December 1965.  Autovon-Acc-Ln-Tsts, References SD-66918-01.

pdf 536-490-110 I1 Popular

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536-490-110_I1.pdf

536-490-110 I1

Contributed by Russ Kirk.

pdf 536-490-200 I4 Popular

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536-490-200_I4.pdf

536-490-200 I4

Contributed by Russ Kirk.

pdf 536-490-210 I4 Popular

By 741 downloads

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536-490-210_I4.pdf

536-490-210 I4

Contributed by Russ Kirk.

pdf 536-490-210 i4 Nov56 - 551A 551B 552B PBX - Install Popular

By 599 downloads

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536-490-210_i4_Nov56_-_551A_551B_552B_PBX_-_Instal_tci-ocr.pdf

536-490-210 i4 Nov56 - 551A 551B 552B PBX - Install

Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

pdf 536-490-230 I3 Popular

By 764 downloads

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536-490-230_I3.pdf

536-490-230 I3

Contributed by Russ Kirk.

pdf 536-490-507 I3 Aug54 - 555, 556, 557 PBX Attendant Telephone and Dial Circuits Popular

By 1034 downloads

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536-490-507_I3.pdf

536-490-507 I3 Aug54 - 555, 556, 557 PBX Attendant Telephone and Dial Circuits

Issue 3, August 1954.  Attendant telephone and dial circuits - tests and inspections 555, 556A and 557A PBX.  Contributed by Russ Kirk.

pdf 536-490-525 I3 Popular

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536-490-525_I3.pdf

536-490-525 I3

Contributed by Russ Kirk.

pdf 536-490-600 I5 Popular

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536-490-600_I5.pdf

536-490-600 I5

Contributed by Russ Kirk.

pdf 536-490-660 I3 Popular

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536-490-660_I3.pdf

536-490-660 I3

Contributed by Russ Kirk.

pdf 536-490-665 I5 Popular

By 789 downloads

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536-490-665_I5.pdf

536-490-665 I5

Contributed by Russ Kirk.

pdf 536-490-666 I2 Popular

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536-490-666_I2.pdf

536-490-666 I2

Contributed by Russ Kirk.

pdf 536-490-667 I2 Popular

By 666 downloads

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536-490-667_I2.pdf

536-490-667 I2

Contributed by Russ Kirk.

pdf 536-490-667 i2 Aug54 - Ringdown and Automatic Tie Trunk Circuits - Operation Test Popular

By 438 downloads

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536-490-667_i2_Aug54_-_Ringdown_and_Automatic_Tie_Trunk_Circuits_-_Operation_Test_tci-ocr.pdf

536-490-667 i2 Aug54 - Ringdown and Automatic Tie Trunk Circuits - Operation Test

Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

pdf 536-520-110 i1 Nov52 - 552B 552E PBX - General Description Popular

By 445 downloads

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536-520-110_i1_Nov52_-_552B_552E_PBX_-_General_Description_tci-ocr.pdf

536-520-110 i1 Nov52 - 552B 552E PBX - General Description

Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

New User?

Read the articles under "Introduction" in the black menu bar above.

Recent Contributors

Thanks for new documents from Jim Hurtle, Ed Palazzo, Paul Fassbender, Bruce Patterson, Remco Enthoven, Jon Kolger, Paul Ivester, Len Hicken, Fred Haynes, Kurt Rudolph, Wade ("Kellogg KITT"), the Connections Museum, Rick Walsh, Jeff Lamb, Jeremy Walters, Alan David, Dennis Hock, and Tim Griffin.

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