Audio Note DAC2.1x Signature 2007 - Manual (Page 9)

Special Note – Make sure that all connections are tight and clean. For
best results use good quality audio interconnects. Although it is
perfectly acceptable to use cables manufactured by other companies,
for best results and performance, we recommend our own Audio Note
(UK) range of interconnects and loudspeaker cables. For further
information, please consult your nearest Audio Note (UK) dealer, or
alternatively please feel free to contact us directly.
Inputs
The DAC2.1x Signature is equipped with two digital inputs, consisting
of one single ended RCA socket, and one balanced XLR socket.
Select the required input by using the switch located on the rear of the
unit. Select ‘Balanced’ for the XLR input or ‘Unbalanced’ for the RCA
input. Only connect one input at a time, as it is not possible to use
both inputs simultaneously.
Mains The DAC2.1x Signature is equipped with an IEC 320 mains inlet
socket. Use the supplied mains cable to connect the unit to the local
mains supply. The mains fuses are located in separate fuse holders,
situated on the rear panel, to the right of the mains inlet socket.
Outputs
The DAC2.1x Signature provides a pair of Single Ended outputs,
consisting of two colour coded RCA / Single Ended sockets.
RED is for
RIGHT channel connection, WHITE is for LEFT channel connection.
CONNECTION
RCA SOCKET,
CENTRE = POSITIVE / SEND.
RCA SOCKET,
SHELL = NEGATIVE / RETURN.