Model 3070 Control Unit - AT&T MERLIN 3070 Administration Manual

Model 3070 Control Unit

Addition of the Expansion Unit transforms the Model 1030 control unit into a Model 3070 control unit. The Expansion
Unit increases overall system capacityfrom 20 lines and 20 voice terminals to 50 lines and 50 voice terminals. It can
accommodate:
Up to two Power Modules (slots 16 and 27).
Up to six Line Modules (slots 17 through 20, 24, 25)
Up to four Voice Terminal or Basic Telephone Modules (slots 21 through 23, 26)
NOTE: The Expansion Unit with one Power Module (slot 16) can support a maximum of three Voice Terminal Modules
and two Line Modules. You need a second Power Module (slot 27) if your system exceeds this limit.
8