The dCS Debussy does not remember the last selected source

[Ermos (Erno)]

Maybe it is the battery:

The Vivaldi backup battery: questions

Hi Erno, The Vivaldi range uses a battery backed RAM/RTC to store unit settings, such as volume, balance, filters etc. It also stores the serial number of a unit, and with the Vivaldi Clock it stores the clock calibration data. If the battery is drained, these settings and data will be lost from the unit. This is where a Vivaldi Clock can show “CAL” on the display. None of these stop the Vivaldi DAC, Clock or Transport functioning normally. With the Vivaldi Upsampler, some aspects of the stream…