6 Troubleshooting
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NX-series NX1P2 CPU Unit Hardware User’s Manual (W578)
Event name NX Unit Event Log Save Error Event code 10620000 hex
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 Source details Master Detection
timing
At CPU Unit
power ON or at
Controller reset
Error attributes Level Observation Recovery --- Log category System
Effects User program Continues. Operation Part or all of the past event log cannot be read.
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
Data in the NX Unit event log area are
invalid.
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.
None
Attached
information
Attached information 1: System information
Precautions/
Remarks
None
Event name NX Bus System Information Event code 44450000 hex
Meaning This event provides internal information from the NX Bus Function Module.
Source NX Bus Function Module Source details Master Detection
timing
Continuously
Error attributes Level Information Recovery --- Log category System
Effects User program Continues. Operation Not affected.
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
This event provides internal informa-
tion from the NX Bus Function Mod-
ule.
--- ---
Attached
information
Attached information 1: System information
Attached information 2: System information
Attached information 3: System information
Attached information 4: System information
Precautions/
Remarks
None
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