Omron E3NX-FA Operation Manual page 88

8 Troubleshooting and Maintenance
 Errors of EtherCAT Network
[L/A IN]
[PWR]
[L/A OUT]
indicator
LED
On On
On Off
8 - 4
[RUN] [ERR]
Description
indicator indicator
Link
− −
established in
physical layer
Link not
− −
established in
physical layer
E3NW-ECT EtherCAT Digital Sensor Communication Unit Operation Manual (E429)
Cause
Operation standby
status after
−
establishing link in
physical layer.
After checking the
following items, restart
the Slave Unit according
to the specification of
connected EtherCAT
Master Unit.
• Is the
communications
cable wired correctly?
A link in physical • Are any cables
layer has not been disconnected or loose
established. in the part that
connects to the
connector?
• Is the cable length
appropriate?
• Is the
communications
cable of the
recommended
specification?
Check that EtherCAT
Master Unit is operating
correctly. If using an
OMRON EtherCAT
Master Unit, check the
The host master EtherCAT Master Unit
has not been mode and Slave Unit
started. node addresses. If
using EtherCAT Master
Unit from another
manufacturer, refer to
the user's manual for
that Master Unit.
If the problem is not
resolved even after the
measures described
A hardware failure above are taken, the
Slave Unit hardware
occurred.
may be damaged.
Replace the applicable
Slave Unit.
Actions