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Mini link/ external – Micromod MOD: 30ML and Modcell Maintenance for 2001N, 2002N, and 1800R User Manual

Page 59

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MOD30ML and Modcell Maintenance Manual

COMMUNICATIONS

4.2.5 Mini Link/ External

Front Panel Indicators LEDs) on the Mini Link / External indicate the health status of the
ICNs. The front panel of the External Mini Link is divided into two sections labled ICN0 and
ICN1. Each section has three LED indicators as described below:

ENABLED: When lit, this LED indicates that the circuit controlling the instrument
communications through the corresponding ICN is active and responding properly to the
main processor.

RCV: This LED flashes during instrument to Mini Link/EXT digital communications.

SEND: This LED flashes during Mini Link/EXT to instrument digital communications.

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