BOGEN PCMCPU CPUBogen microprocessor module for PCM zone paging systemOne required per systemProvides power, data and audio connections for the PCM systemConnected to other PCM modules electrically through internal cablesModules mechanically joined by sliding together interlocking tabs and securing with a screw on the rear panelDesigned to be wallmounted with modules side by side like books (oriented so that when the blue connector blocks are on bottom, PCMTIM is far left, PCMCPU is first from left and the first PCMZPM module is on the right)Includes a set of dip switches that set the SYStem ID, a power LED, a program/run switch, a data link RCA jack (used to connect to satellite systems), power in jack/terminals, and audio connections for PA, low power BGM, high power BGM, emergency/shift change trigger and auxiliary contactsBGPCMCPU