Remote I/O Scanner 5
Publication 1747-IN060B-EN-P - June 2001
The table below explains the scanner and communication status as indicated by the
FAULT and COMM LEDs.
FAULT LED COMM LED Status Information
Flashing Red Not
applicable
Scanner configuration error.
No RIO link communication attempted.
Duplicate scanner detected on RIO link.
Red Not
applicable
Major fault on scanner.
No RIO link communication attempted.
Off Red Hardware fault detected.
Off Off Scanner is operating properly.
Scanner is offline (no RIO link communication attempted).
Off Green Scanner is operating properly.
Scanner is online (active communication established with all devices).
Off Flashing
Green
Scanner is operating properly.
At least one configured RIO link device is not communicating.
Off Flashing Red Scanner is operating properly.
None of the configured RIO link devices are communicating.
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