10 Troubleshooting for IO-Link Systems
Event name
NX Unit Clock Not Synchronized Error
Meaning
A time information error occurred in an NX Unit.
Source
Depends on where the Support
Software is connected and the
system configuration.
Error attrib-
Level
utes
Recovery
Effects
User program
System-de-
Variable
fined varia-
None
bles
Cause and
Assumed cause
correction
For the NX bus of CPU Units
There is a hardware error in an
NX Unit.
There is a hardware error in a
CPU Unit.
For Communications Coupler Units
There is a hardware error in an
NX Unit.
There is a hardware error in an
EtherCAT Coupler Unit.
Attached in-
None
formation
Precautions/
None
Remarks
10-36
Source details NX Unit
Minor fault
For the NX bus of CPU Units
Cycle the power supply to the Unit.
For Communications Coupler Units
Cycle the power supply to the Unit and then reset all of the errors in the Controller.
Continues.
Operation
Data type
---
Correction
If the error occurs only in a spe-
cific NX Unit, replace the relevant
NX Unit.
If the error occurs in all of the NX
Units mounted on a CPU Unit,
replace the CPU Unit.
If the error occurs only in a spe-
cific NX Unit, replace the relevant
NX Unit.
If the error occurs in all of the NX
Units mounted on a Communica-
tions Coupler Unit, replace the
Communications Coupler Unit.
Event code
80240000 hex
Detection tim-
ing
Log category
System
The NX Unit will continue to operate.
Input data: Updating input values stops.
Output data: The output values depend on the
Load Rejection Output Setting.
Name
---
Prevention
None
None
None
None
NX/GX-series IO-Link System User's Manual (W570)
Continuously