Chapter 6 Troubleshooting; Checking Procedure - Mitsubishi Electric MELSEC iQ-F Series Quick Start Manual

6
TROUBLESHOOTING
6.1

Checking Procedure

1. Checking the LED status
Check the communication status with the display status of the LEDs.
For the FX5U CPU module, refer to the following.
MELSEC iQ-F FX5S/FX5UJ/FX5U/FX5UC User's Manual (Hardware), Section 15.2 Checking with LEDs
For the FX5-ENET, refer to the following.
MELSEC iQ-F FX5 Ethernet Module User's Manual, Section 10.1 Checking with LEDs
For the router, refer to the manual of the router used.
2. Checking the error code
Check the following according to the error code of the error occurred in the FX5U CPU module and FX5-ENET.
For the FX5U CPU module, refer to the following.
• Error codes common to CPU modules
MELSEC iQ-F FX5 User's Manual (Application), Appendix 3 Error Code
• Error codes related to Ethernet communication of CPU modules
MELSEC iQ-F FX5 User's Manual (Communication), Section 47.1 Ethernet Communication
For the FX5-ENET, refer to the following.
MELSEC iQ-F FX5 Ethernet Module User's Manual, Section 10.6 List of Error Codes
■Checking the wiring
For the wiring, refer to the following.
Page 9 System Configuration
• Are the Ethernet cables fully inserted?
■Checking the communication settings
Refer to Page 12 CONFIGURING CLIENTS (MQTT PUBLISHER, MQTT SUBSCRIBER) and Page 25
CONFIGURING SERVER (MQTT BROKER) CONNECTION.
• Are the GX Works3 parameter settings, Certificate Configuration Tool for FX5-ENET settings, and AWS setting details
correct?
• Are the IP address and subnet mask settings of the FX5U CPU module, FX5-ENET, personal computer, and router correct?
• If a firewall is set up between the FX5-ENET and the personal computer, has permission been given to the port to be used?
6 TROUBLESHOOTING
6.1 Checking Procedure
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