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11 TROUBLESHOOTING 11- 1 to 11-45
11.1 How to Check Errors Using LED Displays ................................................................................. 11- 2
11.1.1 Checking error display ......................................................................................................... 11- 2
11.1.2 How to turn off COM.ERR LED and to read/clear error information .................................... 11- 4
11.2 How to Check an Error Through FX Configurator-EN................................................................ 11- 6
11.2.1 Buffer memory that can be monitored with the FX Configurator-EN diagnostic function..... 11- 7
11.2.2 Ethernet diagnostics ............................................................................................................ 11- 9
11.3 Checking the error information by the buffer memory batch monitoring function ...................... 11-10
11.4 Error Code List........................................................................................................................... 11-11
11.4.1 Type of error incident ........................................................................................................... 11-11
11.4.2 End codes (Complete codes) returned to an external device during data communication.. 11-19
11.4.3 Abnormal codes returned during communication using MC protocol .................................. 11-20
11.4.4 Error codes stored in the buffer memory ............................................................................. 11-21
11.5 Troubleshooting Flowchart......................................................................................................... 11-34
11.5.1 Sending errors during fixed buffer communication
(common to procedure exist and no procedure).................................................................. 11-37
11.5.2 Receiving errors during fixed buffer communication
(common to procedure exist and no procedure).................................................................. 11-39
11.5.3 Errors in communication using MC protocol ........................................................................ 11-42
11.5.4 Sending errors during e-mail communication ...................................................................... 11-44
11.5.5 Receiving errors during e-mail communication.................................................................... 11-45
APPENDIX App- 1 to App-25
Appendix 1 Processing Time ...........................................................................................................App- 1
Appendix 2 ASCII Code List ............................................................................................................App- 4
Appendix 3 References....................................................................................................................App- 4
Appendix 4 Program Examples .......................................................................................................App- 5
Appendix 4.1 Program example for communication using MC protocol -1 ...................................App- 6
Appendix 4.2 Program example for communication using MC protocol -2 ...................................App-14
Appendix 5 Differences between the Ethernet and the IEEE802.3 .................................................App-19
Appendix 6 ICMP Protocol Supported by the Ethernet Module .......................................................App-19
Appendix 7 Setting Value Recording Sheets ...................................................................................App-20
Appendix 8 Versioin Information ......................................................................................................App-25