QDI BA1 Manual page 17

Smart Card Reader Connector( SCR )(Optional)
SPDIF Input/Output Connector(SPDIF_IN/_OUT)(Optional)
SCPWCTL#
1
SPDIF IN
CUT GND
SPDIF Input
SPDIF Output
Manual for BA1 series
SCPSNT
GND
SCIO LED
NC
SCCLK
VCC
NC SCRST#
SCR
CUT
SPDIF OUT
GND
'