LED State Displays¶
The state of the CANOPEN communication module is displayed by means of 5 state LEDs.
| LED | Color | State | Description |
|---|---|---|---|
| PWR | green | ON (light) | Power supply available |
| OFF (dark) | Power supply not available or hardware defective | ||
| RDY | yellow | ON | Boot procedure |
| Blinking | Boot failure | ||
| RUN | green | ON | Communication module is operational |
| OFF | Communication module is not operational | ||
| CAN-RUN | green | ON | Device configured, CANOPEN bus in OPERATIONAL state and cyclic data exchange running |
| Blinking | CANOPEN bus in PRE-OPERATIONAL state and slave are being configured | ||
| CAN-ERR | red | ON | CANOPEN bus is off |
| Blinking | Configuration error | ||
| Single flash | Error counter overflow due to too many error frames | ||
| Double flash | A node-guard or a heartbeat event occurred | ||
| OFF | No error |