Mitsubishi Electric MELSEC iQ-F Series User Manual page 114

Error code Error name
181AH Certificate tool setting
change setting value out
of range
181BH MQTT connection setting
change failure
181CH MQTT connection setting
change setting value out
of range
181DH MQTT connection setting
change setting value out
of range (TLS setting)
181EH MQTT connection setting
change setting value out
of range (client port
number setting)
181FH E-mail sending failure
(TLS setting)
1852H Out-of-range setting error
1861H Excess of sent packet
size
1870H Received protocol version
error
1871H Received BVLL (BVLC
type) error
1872H Received BVLL (BVLC
function) error
1873H Received DNET error
1874H Received SNET error
1875H Received SLEN error
1876H Packet decoding error
1877H Receipt of message that
is not supposed to be
received
1900H Hardware error
1901H to Hardware error
1902H
1905H Flash memory check error
10 TROUBLESHOOTING
112
10.6 List of Error Codes
Error details and causes
The value set with the certificate tool setting
change is outside the range.
The MQTT connection setting change failed.
The value set with the MQTT connection
setting change is outside the range.
The TLS setting value set with the MQTT
connection setting change is outside the
range.
The client port number value set in the
MQTT connection setting change is outside
the range.
An e-mail sending process (TLS setting) is
executed while writing in Certificate
Configuration Tool for FX5-ENET is in
progress.
The property value set in the buffer memory
is incorrect.
The data in the transmitted packet exceeded
the size that can be transmitted by one
packet.
The protocol version of NPDU was not 1.
Unsupported BVLL (BVLC type) was
received.
Unsupported BVLL (BVLC function) was
received.
0 was specified for DNET of the received
packet.
0 or 65535 was specified for SNET of the
received packet.
0 was specified for SLEN of the received
packet.
An error occurred during packet decoding.
SimpleAck, ComplexAck, SegmentAck,
Error response, Reject response, or Abort
response was received.
A memory check error has occurred.
A memory check error has occurred.
A flash memory check error (Tool setting
change function sector) has occurred.
Action
Recheck the setting value of the certificate tool setting change.
Execute the MQTT connection setting change function again.
Recheck the setting value of the MQTT connection setting change.
Recheck TLS setting value of the MQTT connection setting
change.
Recheck the setting value of the client port number for the MQTT
connection setting change.
Ensure that no writing process in Certificate Configuration Tool for
FX5-ENET is in progress, then execute again.
Confirm that an incorrect value is not stored.
• Check the settings for the BACnet device of the communication
destination.
• Confirm the causes of increase in packet size.
• Check the specifications of the communication destination
device.
• Check the communication packet.
• Check the communication packet.
• Please confirm with the manufacturer of the communication
destination device.
• Check the communication packet.
• Please confirm with the manufacturer of the communication
destination device.
• Check the specifications of the communication destination
device.
• Check the communication packet.
• Check the specifications of the communication destination
device.
• Check the communication packet.
• Check the specifications of the communication destination
device.
• Check the communication packet.
• Check the communication packet.
• Please confirm with the manufacturer of the communication
destination device.
• Check the communication packet.
• Please confirm with the manufacturer of the communication
destination device.
• Execute the IP address change function again.
• If the error occurs again even after the above action is taken, the
possible cause is a hardware failure of the module on which the
error occurred. Please consult your local Mitsubishi
representative.
• Execute the hardware test.
• If the error occurs again even after the above action is taken, the
possible cause is a hardware failure of the module on which the
error occurred. Please consult your local Mitsubishi
representative.
Reset the CPU module, and then switch it to RUN mode. If the
error occurs again even after the above action is taken, the
possible cause is a hardware failure of the Ethernet module.
If the write operation from the buffer memory still does not resolve
the problem, please consult your local Mitsubishi representative.