Mitsubishi Electric MELSEC iQ-R Series User Manual page 251

Error Error name
code
3E69H Hardware failure
3E6AH Memory error
3E6BH Memory error
3E6CH Memory error
3E6DH Memory error
3E6EH Hardware failure
3EA6H Hardware failure
Error details and cause
• A hardware failure has been
detected.
• An error has been detected in the
memory.
• An error has been detected in the
memory.
• An error has been detected in the
memory.
• An error has been detected in the
memory.
• A hardware failure has been
detected.
• A hardware failure has been
detected.
Corrective action
• Take measures to reduce noise.
• Turn the power of the CPU module
OFF and ON or reset the hardware. If
the same error code is displayed
again, the possible cause is a
hardware failure of the CPU module.
Please contact your local Mitsubishi
Electric sales office or representative.
• Take measures to reduce noise.
• Turn the power of the module OFF
and ON. If the same error code is
displayed again, the possible cause is
a hardware failure of the CPU
module. Please contact your local
Mitsubishi Electric sales office or
representative.
• Take measures to reduce noise.
• Turn the power of the module OFF
and ON. If the same error code is
displayed again, the possible cause is
a hardware failure of the CPU
module. Please contact your local
Mitsubishi Electric sales office or
representative.
• Take measures to reduce noise.
• Turn the power of the module OFF
and ON. If the same error code is
displayed again, the possible cause is
a hardware failure of the CPU
module. Please contact your local
Mitsubishi Electric sales office or
representative.
• Take measures to reduce noise.
• Turn the power of the module OFF
and ON. If the same error code is
displayed again, the possible cause is
a hardware failure of the CPU
module. Please contact your local
Mitsubishi Electric sales office or
representative.
• Take measures to reduce noise.
• Turn the power of the CPU module
OFF and ON or reset the hardware. If
the same error code is displayed
again, the possible cause is a
hardware failure of the CPU module.
Please contact your local Mitsubishi
Electric sales office or representative.
Immediately turn the power OFF, and
take the following measures.
• Check the ambient temperature.
• If the same error code is displayed
again, the possible cause is a
hardware failure. Please contact your
local Mitsubishi Electric sales office or
representative.
33.1 Error Codes for Self-diagnostics
Stop/ Diagnostic
continue timing
Stop Always
Stop Power-on,
hardware
reset, bus
reset
Stop Always
Stop Power-on,
hardware
reset, bus
reset
Stop Power-on,
hardware
reset, bus
reset
Stop Always
Power-on,
hardware
reset, bus
reset
Stop Always
33 ERROR CODE LIST
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