Clear-Com HX System Frames - Manual (Page 42)

4.7 Wiring CPU card interfaces
The CPU card holds the circuitry for connecting to, and communicating with, the following
interfaces:
• An external personal computer.
• Alarm inputs and outputs.
• Eight general purpose inputs (GPIs).
• Eight general purpose outputs (GPOs or relays).
• Two separate local area network (LAN) connections for Ethernet-based
communication with a network.
• An external GPI/RLY interface.
42 Eclipse HX-Median User Guide