Details for 502-542-406 i1 Oct70 - 568HT 1568HT Service
|Name:||502-542-406 i1 Oct70 - 568HT 1568HT Service|
October 1970, issue 1. 568HT is an early touch tone set with 22-type dial including red P (Priority) and SG (Special Grade) buttons and round line keys. For 2- and 4-wire service. SG connected to a 4-wire line if available. Replaced by the 1568HT, which had square line keys. Early dials had a different button contour than the 25-type dials used on the 1500-series production sets. 568HB has a rotary dial. Includes info formerly in 502-532-100, 502-532-400 and 502-532-430. Contributed by Rick Walsh.
|Filetype:||pdf (Mime Type: application/pdf)|
|Created On:||04/22/2013 22:07|
|Last updated on:||04/26/2013 10:52|
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.
Please add your name to this list!
We have 419 visitors online