You are here: Home > Browse the Library > BSPs (Bell System) > by Division Number > Station Equipment > 518 Division - KTS, Video, Switching...

Check out the TCI YouTube channel here. Please subscribe!

Check here for the Upcoming Telephone Shows

Folder 518 Division - KTS, Video, Switching...

Key Telephone Systems, Video Telephone Stations, and Switching Systems - Customer Equipment

Documents

pdf 518-215-410 I8 Popular

By 1221 downloads

Download (pdf, 7.72 MB)

518-215-410_I8.pdf

518-215-410 I8
[Extracted from KSSM, i6, July 1980 by Sam Etler]

pdf 518-215-410 Panels 583 And 584 Type Connections And Maintenance (From Charles Graf) Popular

By 843 downloads

Download (pdf, 728 KB)

518-215-410 Panels 583 and 584 Type Connections and Maintenance (From Charles Graf).pdf

518-215-410 Panels 583 And 584 Type Connections And Maintenance (From Charles Graf)

pdf 518-215-410-i2-583-584Panels Tl Popular

By 869 downloads

Download (pdf, 1.48 MB)

518-215-410-i2-583-584Panels_tl.pdf

pdf 518-215-417 I7 Popular

By 780 downloads

Download (pdf, 15.53 MB)

518-215-417_I7.pdf

518-215-417 I7
[Extracted from KSSM, i6, July 1980 by Sam Etler]

pdf 518-215-418 I2 Popular

By 837 downloads

Download (pdf, 7.14 MB)

518-215-418_I2.pdf

518-215-418 I2
[Extracted from KSSM, i6, July 1980 by Sam Etler]

pdf 518-215-419 I5 Popular

By 691 downloads

Download (pdf, 17.08 MB)

518-215-419_I5.pdf

518-215-419 I5
[Extracted from KSSM, i6, July 1980 by Sam Etler]

pdf 518-215-419 I6 July 1981 1A2 Key Telephone System Manual Popular

By 1439 downloads

Download (pdf, 5.79 MB)

518-215-419_I6_July_1981_1A2_Key_Telephone_System_Manual.pdf

620A-type, 641A, and 642A Modular Panels 1A2 Key Telephone System
Idenfication, Installation, Connections, and Maintenance.

pdf 518-215-420 Add I1 Popular

By 675 downloads

Download (pdf, 194 KB)

518-215-420_Add_I1.pdf

518-215-420 Add I1
[Extracted from KSSM, i6, July 1980 by Sam Etler]

pdf 518-215-420 I6 Popular

By 965 downloads

Download (pdf, 11.22 MB)

518-215-420_I6.pdf

518-215-420 I6
[Extracted from KSSM, i6, July 1980 by Sam Etler]

pdf 518-215-421 Add I2 Popular

By 697 downloads

Download (pdf, 355 KB)

518-215-421_Add_I2.pdf

518-215-421 Add I2
[Extracted from KSSM, i6, July 1980 by Sam Etler]

pdf 518-215-421 I2 Popular

By 1113 downloads

Download (pdf, 4.19 MB)

518-215-421_I2.pdf

518-215-421 I2
[Extracted from KSSM, i6, July 1980 by Sam Etler]

pdf 518-215-422 I3 Popular

By 928 downloads

Download (pdf, 10.35 MB)

518-215-422_I3.pdf

518-215-422 I3
[Extracted from KSSM, i6, July 1980 by Sam Etler]

pdf 518-215-424 I1 Popular

By 698 downloads

Download (pdf, 7.44 MB)

518-215-424_I1.pdf

518-215-424 I1
[Extracted from KSSM, i6, July 1980 by Sam Etler]

pdf 518-220-112 412A KTU Popular

By 913 downloads

Download (pdf, 92 KB)

518-220-112 412A KTU.pdf

518-220-112 412A KTU

518-220-112 412A KTU
Identification, Connections, and Maintenance

pdf 518-220-400 400A, B, C, And D Type KTU Popular

By 1076 downloads

Download (pdf, 6.01 MB)

518-220-400 400A, B, C, and D Type KTU.pdf

518-220-400 400A, B, C, And D Type KTU

BELL SYSTEM PRACTICES? ? ? ?
SECTION 518-220-400
Plant Series? ? ? ? ? ? ? ?
Issue 2, September, 1966
AT&TCo Standard

400A, B, C, AND D TYPE KEY TELEPHONE UNITS
IDENTIFICATION, INSTALLATION, CONNECTIONS, AND MAINTENANCE

pdf 518-220-401 ~ 401A KTU I.D., Installation, Connections, Maintenance Popular

By 1204 downloads

Download (pdf, 947 KB)

518-220-401 ~ 401A KTU I.D., Installation, Connections, Maintenance.pdf

518-220-401 ~ 401A KTU I.D., Installation, Connections, Maintenance

pdf 518-220-402 402A And 404A KTUs I.D.-Installation-Connections-Maintenance Popular

By 983 downloads

Download (pdf, 1.25 MB)

518-220-402 402A and 404A KTUs I.D.-Installation-Connections-Maintenance.pdf

518-220-402 402A And 404A KTUs I.D.-Installation-Connections-Maintenance

pdf 518-220-402-i1-402A 404A KTU Tl Popular

By 1009 downloads

Download (pdf, 1.31 MB)

518-220-402-i1-402A_404A_KTU_tl.pdf

pdf 518-220-405-i1-405AKTU Tl Popular

By 955 downloads

Download (pdf, 206 KB)

518-220-405-i1-405AKTU_tl.pdf

pdf 518-220-406-i1-406A 408AKTU Tl Popular

By 901 downloads

Download (pdf, 213 KB)

518-220-406-i1-406A_408AKTU_tl.pdf

New User?

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

Recent Contributors

Thanks for new documents from Lou Maffei, Rick Thoensen. Paul Fassbender, Sheila Flory, Tom Hesson, Jim Hurtle, Ed Palazzo, Bruce Patterson, Remco Enthoven, Jon Kolger, Paul Ivester, Len Hicken, Fred Haynes, Kurt Rudolph, Wade ("Kellogg KITT"), the Connections Museum, Rick Walsh, and Jeff Lamb.

Please send a file to add your name to this list!

Who's online

We have 1068 guests online