Mitsubishi Electric MELSEC iQ-R Series User Manual page 139

Error Error details and causes
code
3E11H An error was detected in the memory.
3E19H An error was detected in the memory.
3E1AH to An error was detected in the memory.
3E21H
Action
• Take measures to reduce noise.
• Reset the CPU module. If the error occurs again
even after the above is taken, the possible cause is
a hardware failure of the CPU module. Please
consult your local Mitsubishi representative.
• Take measures to reduce noise.
• Format the memory. After that, write all the files and
reset the CPU module. If the error occurs again
even after the above is taken, the possible cause is
a hardware failure of the CPU module. Please
consult your local Mitsubishi representative.
• Take measures to reduce noise.
• Reset the CPU module. If the error occurs again
even after the above is taken, the possible cause is
a hardware failure of the CPU module. Please
consult your local Mitsubishi representative.
Detailed Information
Failure information
Failure information
Failure information
5 TROUBLESHOOTING
137
5.6 List of Error Codes
5