Nvidia IN9 32X - Manual (Page 26)

1-20 IN9 32X/IN9 32X -MAX
1.8.7 S/PDIF Output Connection Header
This header provides the S/PDIF output connection to your add-on HDMI VGA card.
Pin Pin Assignment
1 VCC (5V)
2 x
3 S/PDIF
Out
4 Ground
1.8.8 PCI and PCI Express X1 Slot
Install PCI Express X1 cards into slots “PCIE1” and/or “PCIE2”.
Install PCI cards into slots “PCI1” and/or “PCI2”.