13 Troubleshooting
13 - 52
NX-series EtherCAT Coupler Unit User’s Manual (W519)
The following flow is for troubleshooting when the Sysmac Studio is connected to the EtherCAT Coupler
Unit.
13-10-2 When the Sysmac Studio Is Connected to the EtherCAT Coupler
Unit
Error occurs.
Yes Yes
Flashing green
or not lit
No
No
Flashing green
or not lit
Lit red or
flash red
Yes
No
Status of TS
indicator on NX
Unit?
Slave Terminal is
operating
normally.
Status of TS indicator
on EtherCAT Coupler
Unit?
Refer to the
manual for the
specific NX Unit.
Can Sysmac Studio go
online through USB port on
EtherCAT Coupler Unit?
Use the troubleshooting
functions of the Sysmac
Studio to troubleshoot the
error in the NX Unit.
TS indicator on EtherCAT
Coupler Unit lit green and
ERR indicator not lit?
TS indicator on
NX Unit lit
green?
Use the troubleshooting functions
of the Sysmac Studio to trouble-
shoot the error in the EtherCAT
Coupler Unit.
Lit red or
flash red
Refer to 13-11 Trouble-
shooting When the Sysmac
Studio Cannot Go Online
on page 13-53.
Refer to 13-2 Checking
for Errors and Trouble-
shooting with the Indi-
cators on page 13-3.