Originally Posted by spinaltap
Since no one else has responded; you might find that given its age and whatever the cost of repair, it will be more cost-effective to replace it with a Nucleus One for $599.
As a matter of interest is the Nucleus One available in the Uk? I can’t seem to find where it might be purchased

ROON Rock on an NUC across the systems
Sitting room: 218, DSP7200SE
Study: 218, Quad 303, Spendor BC1
Bedroom: Musical Fidelity A3CR, Chartwell LS3/5a
Various Sonos boxes in bathroom and spare rooms