Status LEDs
The industrial PC has seven status LEDs: PWR, TC, IDE, FAN, USR, FB RUN, FB ERR. They provide information on the following aspects:
- the status of the power controller
- the TwinCAT status
- the hard disk activity
- the fan status
- the user
- the fieldbus activity
- the fieldbus status
The figure shows where the LEDs are located on the industrial PC.
LED | Color/flashing interval | Meaning |
|---|---|---|
PWR (Power) | green green flashing | Operation Standby |
TC (TwinCAT) | red green blue | Stop Mode Run Mode Configuration mode |
IDE/HDD | red | Access to storage medium |
FAN | green red | Fans running Fans failed |
USR (user) |
| programmable |
FB RUN (fieldbus active) | green red | active not active |
FB Error (fieldbus error) | red | Error |