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Folder B-Series - PBX Installation and Maintenance

Documents

pdf B204.448 I2-se Popular

By 2343 downloads

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B204.448_I2-se.pdf

B204.448 I2-se

Recorded Telephone Dictation Trunks - SD-65728-01 and
SD-65788-01 - Operation Tests - 701A, 701B, 711A, 711B, 740A, 740AX,
740B, 740C, 740E, 755A or 756A PBX, Issue 2, 1960-04-01

pdf B251.001 I4-se Popular

By 2206 downloads

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B251.001_I4-se.pdf

B251.001 I4-se

Line Finders - Operation Tests - 701A, 701B, 711A, and 711B
PBX, Issue 4, 1960-04-01

pdf B256.222 I2-se Popular

By 2185 downloads

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B256.222_I2-se.pdf

B256.222 I2-se

Attendant Trunk Circuits - 756A PBX, Issue 2, 1960-01-01

pdf B303.011.1 IA NY Cordless PBX Switchboard for Civil Defense Units Popular

By 2440 downloads

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B303.001.1_IA_NY_Dec53_CordlessPBX_Switchboards_for_Civil_Defense.pdf

B303.011.1 IA NY Cordless PBX Switchboard for Civil Defense Units
Dec 53. New York Telephone. Providing emergency telephone services along the perimeter of extreme damage for use by civil defense forces using cordless switchboards, such as the 505C 3x7 with modifications.

pdf B432.045 I1D Stromberg Carlson 319 and 320 keys Popular

By 2403 downloads

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B432.045_I1D_Mar30_SC_319_320_Keys.pdf

B432.045 I1D Stromberg Carlson 319 and 320 keys
Contributed by Steve Cichorsky.

pdf B502.009 i2 Jun59 - Making and Removing Wrapped Connections Popular

By 1384 downloads

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B502.009_i2_Jun59_-_Making_and_Removing_Wrapped_Connections_tci_ocr.pdf

B502.009 i2 Jun59 - Making and Removing Wrapped Connections

Contributed by John Novack.

pdf B502.016 I2 Placing Switchboard Lamps Popular

By 2467 downloads

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B502.016_I2_Apr53_PlacingSwitchboardLamps.pdf

B502.016 I2 Placing Switchboard Lamps
April 1953. Contributed by Steve Cichorsky.

pdf B502.093 I1-se Popular

By 2108 downloads

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B502.093_I1-se.pdf

B502.093 I1-se

Transmitter Transfer Unit - Description and Installation,
Issue 1, 1960-06-01

pdf B502.201 I1 Cording Operator's Dials and Mountings Popular

By 2398 downloads

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B502.021_I1_Nov47_Cording_OperatorsDials_Mountings.pdf

B502.201 I1 Cording Operator's Dials and Mountings
Nov 47.

pdf B502.305 I1 Aug30 - Mounting and Aligning Miscellaneous Apparatus Popular

By 2186 downloads

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B502.305_I1_Aug30_Mounting_Aligning_Misc_Apparatus.pdf

B502.305 I1 Aug30 - Mounting and Aligning Miscellaneous Apparatus
Contributed by Steve Cichorsky.

pdf B502.321 I2 Mounting Handset Hangers Popular

By 2411 downloads

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B502.321_I2_Jan40_MountingHandSe Hangers.pdf

B502.321 I2 Mounting Handset Hangers
Issue 2, January 1940. Contributed by Steve Cichorsky.

pdf B503.305 I1 Jul30 - Cleaning and Polishing Plugs Popular

By 2334 downloads

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B503.305_I1_Jul30_Cleaning_Polishing_Plugs.pdf

B503.305 I1 Jul30 - Cleaning and Polishing Plugs
Contributed by Steve Cichorsky.

pdf B522.215 I1 505 B and C, 506 A and B PBX - Installation Popular

By 2470 downloads

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B522.215_I1_Jul33_505_B_C_506_A_B_PBX_Inst.pdf

B522.215 I1 505 B and C, 506 A and B PBX - Installation
July 33.

pdf B522.225 i1 Oct51 - 507A, 507B PBX - Installation Popular

By 2151 downloads

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B522.225_I1_Oct51_PBX_No507A_B_Installation.pdf

B522.225 i1 Oct51 - 507A, 507B PBX - Installation

Issue 1, 1951-10-01

pdf B522.225 i3 Jan60 - 507A, 507B PBX - Installation -se Popular

By 2260 downloads

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B522.225_I3-se.pdf

B522.225 i3 Jan60 - 507A, 507B PBX - Installation -se

Issue 3, 1960-01-01

pdf B522.231 i4 Oct51 - 507A, 507B PBX - Tests and Inspection Popular

By 2538 downloads

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B522.231_I4_Oct51_507_A_B_PBX_Tests_Inspection.pdf

B522.231 i4 Oct51 - 507A, 507B PBX - Tests and Inspection

Issue 4, October 1951.

pdf B522.251 I2 505 and 506 PBX - Modification for Anti-Sidetone Connection Popular

By 2260 downloads

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B522.251_I2_Jan38_505_506_PBX_AntiSidetoneModification.pdf

B522.251 I2 505 and 506 PBX - Modification for Anti-Sidetone Connection
Jan 38.

pdf B523.601 I1-se Popular

By 2298 downloads

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B523.601_I1-se.pdf

B523.601 I1-se

556A PBX (Manual Auxiliary for 756A PBX) - Installation, Issue 1, 1960-04-01

pdf B523.602 I1-se Popular

By 2355 downloads

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B523.602_I1-se.pdf

B523.602 I1-se

556A PBX (Manual Auxiliary for 756A PBX) - Tests and
Inspections At Time of Installation, Issue 1, 1960-04-01

pdf B556.201 I2-se Popular

By 2177 downloads

Download (pdf, 2.10 MB)

B556.201_I2-se.pdf

B556.201 I2-se

756A PBX - Installation, Issue 2, 1960-04-01

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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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