Hardware reference
HARDWARE REFERENCE MANUAL
198
Revision 5.0
3.11.2 LEDs description
/i
Label
Status
Description
RUN
off
Start-up test failed. Unit not operational
Operation stopped. Fatal error
on
Start-up test successful. Normal operation
ERR
off
Normal operation
blinking
EtherCAT network error
on
Unit failure
L/A
off
No link
on
Link
blinking
Link and activity
-
Reserved
0...3
off
Assigned input off
on
Assigned input on