Manual
Page 17
... (SPDIF In) Use SPDIF In feature only when your OS does not support USB controller, please contact OS vendor for possible patch or driver upgrade. Also make sure your OS supports USB controller. can be connected to MIC In jack. have a standard USB interface. MIC In...device(s) vendors. Center/Subwoofer Speaker Out Connect the Center/Subwoofer speakers to this connector. SPDIF_O (SPDIF Out) The SPDIF output is Gigabit Ethernet(PCI Express Gigabit), providing data transfer speeds of providing digital audio to external speakers or compressed AC3 data to serial-based mouse or data...
... (SPDIF In) Use SPDIF In feature only when your OS does not support USB controller, please contact OS vendor for possible patch or driver upgrade. Also make sure your OS supports USB controller. can be connected to MIC In jack. have a standard USB interface. MIC In...device(s) vendors. Center/Subwoofer Speaker Out Connect the Center/Subwoofer speakers to this connector. SPDIF_O (SPDIF Out) The SPDIF output is Gigabit Ethernet(PCI Express Gigabit), providing data transfer speeds of providing digital audio to external speakers or compressed AC3 data to serial-based mouse or data...