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Appendix A: LED Indications
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A
LED Indications
See Anybus CompactCom B40 Modbus Serial User Manual for more information.
A.1
Network Status LED
LED State
Description
Off
No power or no IP address
Green
Online, one or more connections established (CIP Class 1 or 3)
Green, flashing
Online, no connections established
Red
Duplicate IP address, FATAL error
Red, flashing
One or more connections timed out (CIP Class 1 or 3)
A.2
Module Status LED
LED State
Description
Off
No power
Green
Controlled by a Scanner in Run state
Green, flashing
Not configured, or Scanner in Idle state
Red
Major fault (EXCEPTION-state, FATAL error etc.)
Red, flashing
Recoverable fault(s). Module is configured, but stored parameters differ from currently used
parameters.
A.3
LINK/Activity LEDs
LED State
Description
Off
No link, no activity
Green
Link (100 Mbit/s) established
Green, flickering
Activity (100 Mbit/s)
Yellow
Link (10 Mbit/s) established
Yellow, flickering
Activity (10 Mbit/s)
Anybus
®
CompactCom
™
B40 Modbus Serial EtherNet/IP Network Guide
SCM-1202-131 1.1 en-US