20
3, 8, or 16 Axis SERCOS interface Module
Publication
1756-IN572E-EN-P – March 2004
SERCOS Ring Status
If the
SERCOS
Ring LED
displays:
Then the ring status is:
Take this action:
Solid green
The ring, drive, and axes are
configured and are actively
communicating through to the
nodes on the ring.
None.
Flashing red
The module has detected a setup
or configuration fault with the
ring.
Check your system setup and
configuration as follows:.
•
Ensure drive and axes
addresses are correct.
•
Remove excess axes
from ring.
•
Make sure application
program has selected
the proper Ring Cycle
Period and Baud Rate.
Solid red
The module has detected a
hardware or installation fault
with the ring.
Check your system hardware and
installation as follows:
•
Make sure all cables are
properly installed.
•
Make sure cable is of the
correct type and length.
•
Make sure application
program has configured
the module’s ring
transmit level to High
when using specified
cables.
•
Make sure the drive’s
transmit levels are set
appropriately.
•
Inspect cables for
degradation.
•
Inspect drives for any
faults and correct them.