12. How to use K9 AKM optical, coaxial, and line input?

1. The use of coaxial and optical fiber is similar. After starting up, [INPUT] switches to the corresponding indicator light optical fiber (OPT), coaxial (COAX)

2. Input setting, connect the coaxial or optical fiber cable to the corresponding input port

3. Output setting, switch to the corresponding output, switch to the corresponding output port according to the interface used, switch to [PO] on the front panel, switch to [PRE] or [LO] on the rear panel, and connect the earphone to realize the decoding of the K9 AKM function

【Note】

FiiO player uses coaxial output, pays attention to use the coaxial adapter cable delivered with the player, changes PO output to SPDIF, and changes SPDIF to D2P.