7. Connection Procedure 7.4. Checking the EtherCAT Communications Confirm that the EtherCAT communications are performed normally. 7.4.1. Checking the Connection Status Check the connection status of the EtherCAT network. 23 1 Check the LED indicators on the Position Control Unit and confirm that the EtherCAT communications are performed normally. (Upper side of Position Control Unit) LED indicators in normal status: [RUN]: Lit green [ERC]: Not lit [ERH]: Not lit [ECAT RUN]: Lit green [ECAT ERR]: Not lit [L/A]: Flickering The 7-segment display shows as follows during normal EtherCAT communications. The 7-segment display:
00 Lit (Lower side of Position Control Unit) (During EtherCAT communications) The status of each LED indicator is shown on the right.