Coaxial digital output
Use this socket if you are using a separate digital 
to analogue converter (DAC) or digital recorder. 
Connect to the DAC or recorder’s digital input 
using a suitable 75Ω screened cable.
CAUTION: Never connect the digital output 
socket to a conventional audio input.
Analogue audio outputs
Connect these to your amplier’s CD (or other 
line-level) input using suitable high quality 
interconnect cables. Ensure that the le and 
right audio outputs from the CD player are 
connected to the same le and right inputs on 
your amplier.
e second set of sockets can be used to connect 
to a second amplier set up for multi-room use.
Power inlet
Connect the correct 
mains cable here.
Voltage select
Ensure the voltage selected matches 
the local power supply.
Optical digital output
Use this socket if you are using a 
separate DAC or digital recorder with 
an optical connection. Connect using a 
suitable optical cable.
Remote in
is allows remote-control signals 
to be received by the CD37 if 
the remote sensor is covered 
(or otherwise not ‘visible’ to the 
remote-control).
See page 4 for more information.
12V trigger input
is socket allows the CD37 to be switched 
in and  out of stand-by mode by an amplier 
(or another item of AV equipment) with a 
12V TRIG OUT function.