Specifications

Table Of Contents
I Alarms
Multi CPU Errors (A)
I - 51
A01 MULTI CPU ERROR 1412
Details
- The FROM/TO instruction is not executable, due to a control bus error with the intelligent
function module.
(On error occurring, the program error location is stored in the individual information.)
Remedy
- Reset and restart the CPU module.
If the same error is displayed again, the intelligent function module, CPU module or base
unit is faulty.
Contact your local service center.
A01 MULTI CPU ERROR 1413
Details
An error is detected on the system bus.
- Self-diagnosis error of the system bus.
- Self-diagnosis error of the CPU module
Remedy
- Reset and restart the CPU module.
If the same error is displayed again, the intelligent function module, CPU module or base
unit is faulty.
Contact your local service center.
A01 MULTI CPU ERROR 1414
Details
- An error is detected on the system bus.
- Fault of a loaded module was detected.
Remedy
- Reset and restart the CPU module.
If the same error is displayed again, the intelligent function module, CPU module or base
unit is faulty.
Contact your local service center.
A01 MULTI CPU ERROR 1415
Details
- Fault of the main or extension base unit was detected.
Remedy
- Reset and restart the CPU module.
If the same error is displayed again, the intelligent function module, CPU module or base
unit is faulty.
Contact your local service center.
A01 MULTI CPU ERROR 1416
Details
- System bus fault was detected at PLC power-on or CPU module reset.
- In a multiple CPU system, a bus fault was detected at power-on or reset.
Remedy
- Reset and restart the CPU module.
If the same error is displayed again, the intelligent function module, CPU module or base
unit is faulty.
Contact your local service center.
A01 MULTI CPU ERROR 1430
Details
- A faulty of host CPU module was detected during the multi-CPUs high-speed communica-
tion.
Remedy
- Reset and restart the CPU module.
If the same error is displayed again, this suggests a CPU module hardware fault.
Contact your local service center.
A01 MULTI CPU ERROR 1431
Details
- A communication error with another CPU module was detected during the multi-CPUs high-
speed communication.
Remedy
- Take noise reduction measures.
- Check the configuration of the main base unit in the CPU module.
- Reset and restart the CPU module. If the same error is displayed again, this suggests a CPU
module hardware fault. Contact your local service center.
A01 MULTI CPU ERROR 1432
Details
- A communication timeout error with another CPU was detected during the multi-CPUs high-
speed communication.
Remedy
- Reset and restart the CPU module. If the same error is displayed again, this suggests a CPU
module hardware fault. Contact your local service center.
A01 MULTI CPU ERROR 1433
Details
- A communication error with another CPU was detected during the multi-CPUs high-speed
communication.
Remedy
- Take noise reduction measures.
- Check the configuration of the main base unit in the CPU module.
- Reset and restart the CPU module. If the same error is displayed again, this suggests a CPU
module hardware fault. Contact your local service center.