To answer your questions:
Fixed volume is on, volume limit is 100%, coaxial max 24-192 and Eq is off.
The cable are Cordial CPDS, 2 and 5 meters versions
https://www.thomann.de/gb/cordial_cpds2_cc.htm?shp=eyJjb3VudHJ5IjoiZ2IiLCJjdXJyZW5jeSI6NCwibGFuZ3VhZ2UiOjJ9&reload=1
Kind regards,
Yann.