Chapter 1 - Setting Up and Making Connections
ADAT LX20 Reference Manual 13
OUTPUTS
The -10 dBV outputs use phono jacks, and carry signals at a nominal -10 dBV level.
These connect to your mixer’s channel tape returns or line inputs. You would
normally connect output 1 to mixer line input 1 or tape return 1, output 2 to mixer line
input 2 or tape return 2, etc.