USB Audio In For connecting to PC/MAC computers. Note: Class 2 USB Audio only. Windows-based PCs require a Cambridge Audio USB driver to be installed before connection
Ground/Lift Switch Ground – This is the default position if no issues are experienced with USB connection. USB host and DacMagic 200M use a common ground for highest link reliability. Lift – Lifting the USB host ground can be useful if electronic hum is heard through the speakers. The switch should otherwise be left in the Ground position.