Denon PMA-50 - Connections; Cables used for connections

10
AUDIOPRE OUT
IN
R L
OPTICAL
2
OPTICAL
1
USB-DAC COAXIAL
AUDIODIGITAL
IN
SPEAKERS
IMPEDANCE : 4～16Ω
SUBWOOFER
AC
IN
Power cord
(supplied)
Connect to household
power outlet
(AC 120 V, 60 Hz)
5
Plug the power cord into a power outlet