Omron NX Series User Manual page 237

TS C
Green Red Green
Not lit Not lit Not lit
Not lit Lit Not lit
NX/GX-series IO-Link System User's Manual (W570)
E
Unit status
Red
Not lit Unit power supply error
•
Restarting is in prog-
ress for the Slave Ter-
minal.
•
Waiting for initialization
to start
Unit failure
Not lit A hardware error or other
critical error has occurred.
10 Troubleshooting for IO-Link Systems
Cause
There is insuffi- Check the following items and
cient or no Unit make sure that power is correctly
power supply. supplied from the Unit power sup-
ply.
Make sure that the power supply
cable is wired correctly.
Make sure that there are no
breaks in the power supply cable.
Make sure that the power supply
voltage is within the specified
range.
Make sure that the power supply
has enough capacity.
Make sure that the power supply
has not failed.
Make sure that the NX Units are
connected correctly.
--- This status does not indicate an
error. Wait until processing is
completed.
--- Replace the Unit.
A hardware error Replace the Unit.
has occurred.
Correction
10
10-15