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ROC827 Instruction Manual
Issued Mar-06 General Information 1-3
Figure 1-1. ROC827 Base Unit (without Expanded Backplane)
The ROC827’s CPU contains the microprocessor, the firmware, a
connector to the backplane, three built-in communication ports, a Light-
Emitting Diode (LED) low power wakeup button, a RESET button, the
application license key connectors, a STATUS LED indicating system
integrity, diagnostic LEDs for two of the communications ports, and the
main processor.
CPU
LOI (Local Port)
EIA-232 (RS-232D)
Wire Channel Cover
Right End Cap
Power Supply Module
Built-in Ethernet (Comm1)
Built-in EIA-232 (RS-232C)
(Comm2)
I/O Module (1 of 3)