5 Troubleshooting
5-52
NJ-series CPU Unit Hardware User’s Manual (W500)
* This event code occurs for unit version 1.03 or later of the CPU Unit.
Event name CJ-series Unit Backup Failed Event code 102D0000 hex*
Meaning The backup operation for a CJ-series Unit ended in an error.
Source PLC Function Module Source details I/O bus master Detection
timing
During backup
operation
Error attributes Level Observation 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
An error occurred in the Unit Configu-
ration. (when 4 is given for attached
information 1 (Error Details)).
Eliminate the error in the Unit Config-
uration.
Back up the data when there are no
errors in the Unit Configuration.
An error occurred for a Special Unit.
(when 2 is given for attached informa-
tion 1 (Error Details))
Eliminate the error for the Special
Unit.
Back up the data when there are no
errors for the Special Unit.
A restart is in progress for the Special
Unit. (when 2 is given for attached
information 1 (Error Details))
Back up the data when there is no
restart command for the Special Unit.
Do not restart the Special Unit when a
backup operation is in progress. Do
not attempt to back up data during a
restart.
A Unit model or Special Unit unit num-
ber in the Unit Configuration in the
CPU Unit is different from the Unit
model or the Special Unit unit number
of the Unit that is mounted in the Con-
troller (when 5 is given for attached
information 1 (Error Details)).
Correct the Unit Configuration in the
CPU Unit or the physical Unit configu-
ration so that there are no inconsis-
tencies.
Make sure that the Unit Configuration
in the CPU Unit and the physical Unit
configuration are consistent when you
back up the data.
The CPU Unit or CJ-series Unit has
failed. (when 1 is given for attached
information 1 (Error Details))
If none of the above causes applies,
replace the CPU Unit or the CJ-series
Unit.
None
Attached
information
Attached Information 1: Error Details
1: It was not possible to create the backup file.
2: Communications with a Special Unit failed.
4: The CJ-series Unit could not be detected.
5: The Unit Configuration in the CPU Unit and the physical Unit configuration are not consistent.
Attached information 2: Rack number where error was detected, 0 to 3 (when 2 is given for Error Details)
Attached information 3: Slot number where error was detected, 0 to 9 (when 2 is given for Error Details)
Attached information 4: System Information (when 2 is given for Error Details)
Precautions/
Remarks
None
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