Omron NX1P2 series User Manual page 278

6 Troubleshooting
Event name NX Unit Event Log Save Error
Meaning Saving or reading the NX Unit event log failed.
Continuing to operate with this error may result in no event log saved at CPU Unit power OFF although it has no effect
on the control function.
Source NX Bus Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
None
Cause and Assumed cause
correction
Data in the NX Unit event log area are
invalid.
Attached Attached information 1: System information
information
Precautions/ None
Remarks
Event name NX Bus System Information
Meaning This event provides internal information from the NX Bus Function Module.
Source NX Bus Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
None
Cause and Assumed cause
correction
This event provides internal informa-
tion from the NX Bus Function Mod-
ule.
Attached Attached information 1: System information
information
Attached information 2: System information
Attached information 3: System information
Attached information 4: System information
Precautions/ None
Remarks
6 - 60
Source details
Observation Recovery
Continues. Operation
Data type
---
Correction
If this error persists even after you
cycle the power supply to the CPU
Unit, a hardware failure may occur in
the NX Unit event log area. Replace
the CPU Unit if you use the event logs
in the CPU Unit.
Source details
Information Recovery
Continues. Operation
Data type
---
Correction
---
Event code 10620000 hex
Master Detection
timing
--- Log category
Part or all of the past event log cannot be read.
Name
---
Prevention
None
Event code 44450000 hex
Master Detection
timing
--- Log category
Not affected.
Name
---
Prevention
---
NX-series NX1P2 CPU Unit Hardware User's Manual (W578)
At CPU Unit
power ON or at
Controller reset
System
Continuously
System