Imagine neo adc-3981, Installation And Operation Manual

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ADC-3981 Installation and Operation Manual 29
Chapter 3: Operation
LEDs and Module Indicators
General Information
Each ADC-3981 module has 12 card-edge LEDs and four module
indicators.
The module indicators include Major Alarm and Minor Alarm. These
alarms alert users to failures or impending failures within the module.
They are also found in the following locations:
•
As red or yellow LEDs on the 3901AIC Alarm Interconnect
Module or the 3901RES-E Resource Module (visible via light pipes
through the frame’s front panel)
• As part of a list of activated alarms in the Setup menu
• In external systems connected to the alarm contact closures at the
back of the NEO frames
• On a PC screen where you use Pilot or another GUI-based control
application