If your Raumfeld device still does not react after you have cut off the power supply and restarted the system, or if the same problem repeatedly occurs, you may need to reinstall the firmware. You can quickly and easily save the firmware onto a USB memory device and then reinstall it directly onto the affected Raumfeld device. The device will automatically follow the necessary steps as soon as it recognizes the firmware on the memory device.
There are three possible outcomes when the firmware is reinstalled:
Important notice regarding USB memory devices: We recommend using an empty USB memory device formatted in FAT32. It has been our experience that the following program is well suited to this formatting: HP Format