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Folder Western Electric

Categories

Folder 15A-23A-Key-Systems

Folder 1A and 1A1 Key Equipment

Folder 1A2 Equipment

Folder 2A-Farm-Interphone

Folder 3XB - SD-CD

Folder 5XB - SD-CD

Folder 6A-Equipment

Folder 740 PBX - All Documentation*

*BSPs are located in the BSP section

Folder 750 PBX - All Documentation

Note that applicable BSPs can be found in the BSP section under the 748-xxx-xxx division.

Folder 755 PBX - All Documentation

Note that applicable BSPs are filed under the "BSP" section in the 550-xxx-xxx division.

Folder CDs, SDs and T-drawings

CDs and SDs are currently located in several categories in the Library. Hint: search using the first five numeric digits of the document number.

Folder ED-65720 Line Finder Schematic & Sequence Chart

Folder N1-Carrier

Folder No.2-Local-Test-Cabinet

Folder Number 5 Toll Testboard

Folder SD-CD-1a246-01_MF_Receiver

Folder SD-CD-25791-01_No-Such-Number_Tone.pdf

Folder SD-CD-30200-Step-by step systems no.1 or 350A Loca

Folder SD-CD-30228 Toll and Local Connector

Folder SD-CD-30243-TestConn-350-355A

Folder SD-CD-30903-35-E-97-Local-Connector-One-Ring-Gen-Co

Folder SD-CD-30976-01_3_4_Wire_Selector

Folder SD-CD-30978-8PtyRevCallSel-350-355-360A

Folder SD-CD-31088

Folder SD-CD-31592-CoinTrkCkt350-355-360A

CD-31592-02 and SD-31592-02 Coin Trunk Circuit

Folder SD-CD-31637-J34719A-ConnTstSet

Folder SD-CD-31739-01_No1_350A_355A_Comb_Conn_Ckt

Folder SD-CD-32133-01-SubLineCkt350-355-360A

Folder SD-CD-33013-i4D-No1_350A_355A_360A_35-E-97_200_Point_Linefinder_Trunk_Finder_3-Wire

Step-by-Step Systems, No.1, 350A, 355A, 360A, or 35-E-97 200 Point Line or Trunk Finder 3 Wire

Folder SD-CD-56134_2B_Signaling_Test_Set

Folder SD-CD-59070

Folder SD-CD-62440-01 I29 Nos. 3 Toll and Tandem Switchbo

Folder SD-CD-63394-Broadband Carrier Systems

Folder SD-CD-64800-01 Toll Systems - Switchboard No. 3C o

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

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

Folder SD-CD-65714-557A-General-Ckts

Folder SD-CD-65715-555-557A-CO-TrunkCkt

Folder SD-CD-65721-Sel-Conn

Folder SD-CD-65727-557A-SecLineAndLineLampTstCkt

Folder SD-CD-65729-557B-TAS-SWBD

Folder SD-CD-65731-557B-TAS-SWBD

Folder SD-CD-65773_701B_BatCutOff

Folder SD-CD-66037-01-Tst-Line-701A-701B-711A-711B-Conn-S

Folder SD-CD-66073-01-Tst-Set-J54701B-701-A-B-711-A-B-740

Folder SD-CD-66144-012_Connector_701B

Folder SD-CD-66520-555-General-Ckts

Folder SD-CD-66537-555-StationLineCkts

Folder SD-CD-69105-01_KTS No. 1A, Private Line

Folder SD-CD-69286-01 6A Key Telephone System

Folder SD-CD-69513-1A2LineCkt

Folder SD-CD-69556-4WPrivateLineTerminatingStationCkt

Folder SD-CD-73094-911NA-Tst-Set

Folder SD-CD-95259-KS16617Amp

Folder SD-CD-96181-No3-Tst-Cabinet

Folder SD-CD-96335-01_Dial_Testing_Circuit_LTC_No-3

Folder SD-CD-99706-24A_Loop_Checker

Folder SD-CD-99707-24B_Loop_Checker_Generator

Folder WEco Switching Documents

General and introductory info on topics including Manual, Step-by-Step (SxS), Panel, Crossbar (Xbar) and ESS.

Documents

pdf SD-82227-02 I4B 79B2 & 79B3 Power Supply Popular

By 1509 downloads

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SD_82227_02_I4B_79B2_79B3_PowerSupply.pdf

SD-82227-02 I4B 79B2 & 79B3 Power Supply
79B2 and 79B3 power supplies. Same functionality as the 79B1, just later production runs.  Contributed by Bruce Lane.

pdf SD-90250-01 I28 Popular

By 1187 downloads

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SD-90250-01_I28.pdf

SD-90250-01 I28

Common Systems Master Key Sheet

pdf SD-90625-01 I8 Popular

By 1155 downloads

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SD-90625-01_I8.pdf

SD-90625-01 I8

Service Observing Desks and Sets

pdf SD-95286-01 Popular

By 1317 downloads

Download (pdf, 1.49 MB)

SD-95286-01.pdf

SD-95286-01
Announcement Circuit Employing KS-16765 List 1 Announcement Set

pdf SD-96172-01 I6 Popular

By 1143 downloads

Download (pdf, 187 KB)

SD-96172-01_I6.pdf

SD-96172-01 I6
Operating Room Desk No. 19 Key Sheet

pdf SD-99767-01 Signaling E3C, E4C and E5C Signaling and 4 Wire Terminating Circuit – 2600 Hertz Reverse Battery Supervision Originating Office End tci ocr Popular

By 896 downloads

Download (pdf, 19.98 MB)

SD-99767-01 Signaling E3C, E4C and E5C Signaling and 4-Wire Terminating Circuit – 2600 Hertz Reverse Battery Supervision - Originating Office End tci-ocr.pdf

Contributed by Steve Cichorsky.

pdf SD-CD-69360-01-Order-Turret-No-4 Bc Popular

By 1327 downloads

Download (pdf, 350 KB)

SD-CD-69360-01-Order-Turret-No-4_bc.pdf

SD-CD-69360-01-Order-Turret-No-4 Bc

pdf sd31777_mm Popular

By 1145 downloads

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sd31777_mm.pdf

sd31777_mm
SD 31777

pdf SD3253901 Popular

By 1229 downloads

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SD3253901.pdf

SD3253901
Circuit Description
SD 32539-01, Issue 19A

Step-ByStep Systems
No.1, 350A, 355A, 360A or 35E97
Coin Trunk Circuit
For use preceding a first selector serving coin lines arranged prepay or coinless access to specified numbers

pdf SD_CD 128.000 iC Jun61 CN - List of Drawings - PBX Popular

By 801 downloads

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SD_CD_128.000_iC_Jun61_CN_List_of_Drawings_PBX_tci-ocr.pdf

SD_CD 128.000 iC Jun61 CN - List of Drawings - PBX

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

pdf SD_CD 128.001 iC Jun61 CN PTT - Checking List Common Systems SD_CD Station and PBX Popular

By 504 downloads

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SD_CD_128.001_iC_Jun61_CN_PTT_-_Checking_List_Common_Systems_SD_CD_Station_and_PBX_tci-ocr.pdf

SD_CD 128.001 iC Jun61 CN PTT - Checking List Common Systems SD_CD Station and PBX

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

pdf SD_CD 128.002 iC Jun61 CN PTT - Plan for Distributing Common Systems Drawings Popular

By 494 downloads

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SD_CD_128.002_iC_Jun61_CN_PTT_-_Plan_for_Distributing_Common_Systems_Drawings_tci-ocr.pdf

SD_CD 128.002 iC Jun61 CN PTT - Plan for Distributing Common Systems Drawings

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

pdf Standard-Power-Plants Bc Popular

By 1483 downloads

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Standard-Power-Plants_bc.pdf

Standard-Power-Plants Bc

pdf Switching System 400 Circuit Descriptions - part 2 of 2 - files Popular

By 1222 downloads

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400 PBX Manual.pdf

Switching System 400 Circuit Descriptions - part 2 of 2 - files

142 pages of CDs for the SS400. CD-69463, CD-69464, CD-69465, CD-69466, CD-69467, CD-69468, CD-69469, CD-69470, CD-69471, CD-69472, CD-69473, CD-69474, CD-81577. (CDs all have -01 suffix.)

pdf Switching System 400 Schematic Drawings - part 2 of 2 - files Popular

By 1167 downloads

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400 PBX Drawings.pdf

Switching System 400 Schematic Drawings - part 2 of 2 - files

139 pages of ED and SD drawings for the SS400. ED-69436-01, SD-69463, SD-69464, SD-69465, SD-69466, SD-69467, SD-69468, SD-69469, SD-69470, SD-69471, SD-69472, SD-69473, SD-69474, SD-69477. (SDs all have -01 suffix.)

pdf TM 11-330 Oct43 - Switchboards - BD-71 and BD-72 Popular

By 3960 downloads

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TM_11-330_Switchboards.pdf

TM 11-330 Oct43 - Switchboards - BD-71 and BD-72

Contributed by John Novack.

pdf WE Instruction Bulletin 1121 i2 Mar50 - J68312C Amplifier Popular

By 1431 downloads

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WE_IB_1121_i2_Mar50_J68312C_Amplifier.pdf

WE Instruction Bulletin 1121 i2 Mar50 - J68312C Amplifier

Issue 2, March 1950.  Used in radio telephone control terminals.  Referenced in drawings SD-59193-01 and T-59193-80. Contributed by John Novack.

pdf WECo 551-A 551-B PBX SWBDs Wiring Popular

By 1177 downloads

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WECo_551-A_551-B_PBX_SWBDs_wiring.pdf

WECo 551-A 551-B PBX SWBDs Wiring

Contributed by Fred Haynes.  Processed by Clint Gilliland.

pdf WEco Capacitor Fuse Lamp Reference Ocr R Popular

By 2039 downloads

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WEco_Capacitor_Fuse_Lamp_Reference_ocr_r.pdf

WEco Capacitor Fuse Lamp Reference Ocr R

Contributed by Steve Cichorsky. 

pdf WECo COMAS Popular

By 1166 downloads

Download (pdf, 391 KB)

WECo COMAS.pdf

WECo COMAS

Computer Maintenance and Administration Support.

New User?

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

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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