If you cannot get the Sensor to boot, try the following:
- Check to ensure that the Sensor is powered on. Check the LEDs on the front of the Sensor.
- Check the front panel LEDs to ensure that the Sensor temperature is normal. For more information on Sensor LEDs, see the Trellix Intrusion Prevention System NS-series Sensor Product Guide for your Sensor model.
- If you see an error message OS not found in the CLI, you might have a corrupted internal flash. If you encounter this error, contact Technical Support to obtain help in recovering the Sensor.