User’s Manual
1.8.13SPI Connector (JSPI1)
1.8.14Digital Audio Connector (SPDIF_OUT2)
This connector is for an additional Sony/Philips Digital Interface (S/PDIF) port(s). Connect the S/PDIF module cable to this connector, then install the module to a slot opening at the back of the system chassis.
The S/PDIF module is purchased separately.