: Unplug the power. Press and hold the power and "M" buttons while re-plugging the DC IN cable. USB Upgrade Mode : The display should read "USB Upgrade" Run the Software
: This is a standard abbreviation for International Top (or "Top 40") charts found in the internet radio menu.
The is a sophisticated internet kitchen radio that combines classic clock radio functions with modern streaming capabilities. To maintain peak performance and ensure compatibility with the latest streaming formats, keeping the firmware updated is essential. Understanding the Firmware Update
To ensure your radio stays current without manual intervention: Grundig Sonoclock 890 WEB Manual - ManualsLib
This requires a Windows computer (Windows 2000/XP/Vista), a USB Type A to Type B cable, and the specific update software. Entering Upgrade Mode