Event name
NX Unit Clock Not Synchronized Error
Event code
80240000 hex
Meaning
A time information error occurred in an NX Unit.
Source
Depends on where the Support
Software is connected and the
system configuration.
Source details
NX Unit
Detection tim-
ing
Continuously
Error attrib-
utes
Level
Minor fault
Log category
System
Recovery
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.
Effects
User program
Continues.
Operation
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.
System-de-
fined varia-
bles
Variable
Data type
Name
None
---
---
Cause and
correction
Assumed cause
Correction
Prevention
For the NX bus of CPU Units
There is a hardware error in an
NX Unit.
If the error occurs only in a spe-
cific NX Unit, replace the relevant
NX Unit.
None
There is a hardware error in a
CPU Unit.
If the error occurs in all of the NX
Units mounted on a CPU Unit,
replace the CPU Unit.
None
For Communications Coupler Units
There is a hardware error in an
NX Unit.
If the error occurs only in a spe-
cific NX Unit, replace the relevant
NX Unit.
None
There is a hardware error in an
EtherCAT Coupler Unit.
If the error occurs in all of the NX
Units mounted on a Communica-
tions Coupler Unit, replace the
Communications Coupler Unit.
None
Attached in-
formation
None
Precautions/
Remarks
None
9 Troubleshooting
9 - 26
NX-series Analog I/O Units User’s Manual for High-speed Analog Input Units (W592)
