9 Troubleshooting and Maintenance
9-48
CJ-series DeviceNet Units Operation Manual for NJ-series CPU Unit(W497)
Event name
Slave I/O Refresh Error
Event code
34C2 0000 hex
Meaning
The I/O memory in the destination CPU Unit for I/O refreshing could not be found when refreshing the slave function
data in the CPU Unit.
Source
PLC Function Module
Source details
CJ-series Unit
Detection
timing
At power ON or
Controller reset
Error attributes
Level
Minor fault
Recovery
Error reset
Log category
System
Effects
User program
Continues.
Operation
Remote I/O for the slave function
System-defined
variables
Variable
Data type
Name
None
---
---
Cause and
correction
Assumed cause
Correction
Prevention
I/O words are allocated in an EM
bank that does not exist.
Correct the I/O allocations so that
only I/O words that exist in the I/O
memory of a CPU Unit are allocated.
Allocate only I/O words that exist in
the I/O memory of a CPU Unit.
Attached
information
None
Precautions/
Remarks
None
Event name
Slave User Allocation Area Setting Failed
Event code
34C3 0000 hex
Meaning
An error occurred in the following operation for user allocation of the slave.
•
Slave user allocation setting switch (device variable
*_Sw2SlavAlocCmd
)
Source
PLC Function Module
Source details
CJ-series Unit
Detection
timing
At user operation
Error attributes
Level
Minor fault
Recovery
Error reset
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
The slave function is not disabled.
Disable the slave function.
Disable the slave function to set slave
user allocations.
There is a mistake in the user alloca-
tions to a slave.
Use the correct settings.
Check the settings.
CPU Unit is not in PROGRAM mode.
Change the CPU Unit to PROGRAM
mode.
Change the CPU Unit to PROGRAM
mode before setting user allocations
for the slaves.
More than one software switch
changed to TRUE at the same time.
Or, another software switch changed
to TRUE before processing was com-
pleted for a previous software switch.
Execute the software switch opera-
tions one at a time.
Execute the software switch opera-
tions one at a time.
Attached
information
None
Precautions/
Remarks
None
Summary of Contents for CJ1W-DRM21
Page 12: ...Manual Structure 10 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 ...
Page 42: ...Revision History 40 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 ...
Page 345: ...Index 1 CJ series DeviceNet Units Operation Manual for NJ series CPU Unit W497 I Index ...
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