But why the 3B2? In main part because it is historically significant, and yet not very well known. This document is a collection of notes taken during the process of reverse engineering the 3B2 system. It has proven very difficult – nearly impossible, in fact – to find detailed documentation about how the 3B2 actually works. There is scant information online about the internals of the 3B2. The purpose of this document is to keep track of my exploration of the internals of the AT&T 3B2/310 and 3B2/400 computers, for the eventual purpose of emulating the system. (Please remember to honor your company's IT policies before installing new software!) Please consider upgrading to a more recent version of Internet Explorer, or trying another browser such as Firefox, Safari, or Google Chrome. Jive will not function with this version of Internet Explorer. In order to provide the best platform for continued innovation, Jive no longer supports Internet Explorer 7. 3B2 Desktop pdf manual download.Īttention, Internet Explorer User Announcement: Jive has discontinued support for Internet Explorer 7 and below. View and Download AT&T 3B2 operation manual online. Arbortext APP World (3B2) Technical Users' Event 2014, Information, review and APP is also the default PDF/Print engine within the.