[Main CPU board] Abnormal CPU temperature. (for E0x series controllers)

Error handling: Motor power OFF.
Error reset: Not possible.

Description: The CPU temperature on the main CPU board exceeds the operating temperature limit.

Main causes:

1. Ambient temperature too high.

2. A problem with the cooling fan.

3. A problem with the main CPU board.

Countermeasures:

1. Lower the ambient temperature.

2. Check the cooling equipment, such as cooling fans.

3. Replace the main CPU board.