LEDs

| LEDs | ||||
|---|---|---|---|---|
| LED | Color | Display | State | Description | 
| RUN | green | off | Init | State of the EtherCAT State Machine: INIT = initialization of the plug-in module | 
| flashing | Pre -  | State of the EtherCAT State Machine: PREOP = function for mailbox communication and different default settings set | ||
| single flash | Safe -  | State of the EtherCAT State Machine: SAFEOP = verification of the Sync Manager channels and the distributed clocks. | ||
| on | Operational | State of the EtherCAT State Machine: OP = normal operating state; mailbox and process data communication is possible | ||
| flickering | Bootstrap | State of the EtherCAT State Machine: BOOTSTRAP = function for Firmware updates of the plug-in module | ||
| PWR LED | green | on | - | The LED supply voltage is within the permissible range. | 
| WARN | yellow | yellow | - | Warning | 
| ERR | red | red | - | Error | 
| Output 1 … 4 | green | on | - | The LED output is active. |