11.2.2.5 Start Mode of an Ether Link ............................................................... 11-43 11.2.2.6 Downloading the Parameters Related to an Ether Link ...................... 11-45 11.2.2.7 Uploading the Parameters Related to an Ether Link .......................... 11-47 11.2.2.9 Enabling/Disabling the Online Monitoring Function ............................ 11-49 11.2.2.8 Deleting Asynchronous Device .......................................................... 11-48 11.2.2.10 Starting/Stopping the Execution of an Ether Link Online .................... 11-53 11.2.2.11 Monitoring Table and Error Log ..........................................................
11-56 11.2.3 Related Special Auxiliary Relays and Special Data Registers .............. 11-57 11.3 Data Exchange Function ................................................................................. 11-60 11.3.1 MODBUS Data Exchange .................................................................... 11-60 11.3.1.1 MODBUS Data Exchange.................................................................. 11-60 11.3.1.2 MODBUS Data Exchange - PLC Parameter Setting .......................... 11-60 11.3.1.3 MODBUS Data Exchange - Downloading/Uploading Parameters ...... 11-63 11.3.2 MODBUS TCP Data Exchange ............................................................
11-87 11.3.1.4 MODBUS Data Exchange – Special Auxiliary Relays ........................ 11-64 11.3.2.1 MODBUS TCP Data Exchange .......................................................... 11-87 11.3.2.2 MODBUS TCP Data Exchange - PLC Parameter Setting .................. 11-88 11.3.2.3 MODBUS TCP Data Exchange - Downloading/Uploading Parameters ...... ..................................................................................................... 11-93 11.3.2.4 MODBUS TCP Data Exchange – Special Auxiliary Relays ................ 11-95 11.4 Web ...............................................................................................................
11-128 11.4.1 Introduction ........................................................................................ 11-128 11.4.2 Usage ................................................................................................ 11-128 11.5 EtherNet/IP .................................................................................................... 11-133 11.4.3 Troubleshooting ................................................................................. 11-130 Chapter 12 Troubleshooting 12.1 Troubleshooting ............................................................................................
12-2 12.1.1 Basic Inspection .................................................................................... 12-2 12.1.2 Eliminating Errors ................................................................................. 12-2 12.1.3 Troubleshooting Procedure ................................................................... 12-3 12.1.4 Viewing Error Logs................................................................................ 12-4 12.2 Troubleshooting for CPU Modules ................................................................ 12-5 12.2.1 ERROR LED Indicator’s Being ON .......................................................
12-5 12.2.2 ERROR LED Indicator’s Blinking .......................................................... 12-6 12.2.3 BUS FAULT LED Indicator’s Being ON ................................................ 12-11 12.2.4 BUS FAULT LED Indicator’s Blinking .................................................. 12-12 12.2.5 Troubleshooting for EtherNet/IP .......................................................... 12-13 viii