Hardware Installation- 31 -
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13) SPDIF_IO (S/PDIF In/Out Header)
This header supports digital S/PDIF in/out. Via an optional S/PDIF in and out cable, this header can
connect to an audio device that supports digital audio out and an audio system that supports digital
audio in. For purchasing the optional S/PDIF in and out cable, please contact the local dealer.
Pin No. Definition
1 Power
2 No Pin
3 SPDIF
4 SPDIFI
5 GND
6 GND
1
6
2
5
14) HDMI_AC (HDMI Adapter Audio Cable Connector)
When the HDMI adapter is installed in the PCI Express x16 slot for HDMI video output, you may
connect the adapter's HD audio cable to the connector for HDMI audio output.
1
2
15
16
Pin No. Definition
1 ACZ_BITCLK
2 GND
3 -ACZ_RST
4 VCC3
5 ACZ_SYNC
6 GND
7 ACZ_SDOUT
8 VCC3
Pin No. Definition
9 ACZ_SDIN0
10 +12V
11 ACZ_SDIN1
12 No Pin
13 ACZ_SDIN3
14 3VDUAL
15 ACZ_SDIN2
16 GND
To enable HDMI, make sure the "Microsoft UAA Bus driver for High Definition Audio" has
been installed from the motherboard driver disk and your operating system has been
updated with the latest Service Pack for Windows before installing the graphics card driver.
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