Omron NJ501-1 Series User Manual page 205

Event name I/O Setting Check Error
Meaning There is an inconsistency between a Unit model in the Unit Configuration in the CPU Unit and the Unit model that is
mounted in the Controller.
Source PLC Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
None
Cause and Assumed cause
correction
A Unit model or Special Unit unit
number 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.
Attached Attached information 1: The lowest slot number where an error was detected on the CPU Rack: 0 to 9, When the CPU
information
Attached information 2: The lowest slot number where an error was detected on Expansion Rack 1: 0 to 9, When
Attached information 3: The lowest slot number where an error was detected on Expansion Rack 2: 0 to 9, When
Attached information 4: The lowest slot number where an error was detected on Expansion Rack 3: 0 to 9, When
Precautions/ None
Remarks
* For details, refer to I/O Operation for Major Fault Level Controller Errors on page 5-6.
NJ-series CPU Unit Hardware User's Manual (W500)
Source details
Major fault Recovery
Stops. Operation
Data type
---
Correction
Correct the Unit Configuration in the
CPU Unit or the physical Unit configu-
ration so that there are no inconsis-
tencies.
Rack is normal: 10
Expansion Rack 1 is normal: 10
Expansion Rack 2 is normal: 10
Expansion Rack 3 is normal: 10
5 Troubleshooting
Event code 34010000 hex
I/O bus master Detection
timing
Cycle the power Log category
supply or reset
the Controller.
Stops.*
Name
---
Prevention
Make sure that the Unit Configuration
in the CPU Unit and the physical Unit
configuration are consistent.
At power ON,
Controller reset,
or Unit Configura-
tion and Setup
transfer
System
5
5-39