Asus Xonar U3 User Manual page 36

I cannot hear any sound from the S/PDIF output
Instructions:
1. Ensure that you have enabled S/PDIF output in the Audio Center GUI (Main
page).
2. Ensure that you are connecting the correct S/PDIF output jack on the card to
the decoder's (AV receiver) S/PDIF input jack.
3. You may need to select the correct input and mode of your decoder or AV
receiver. For Dolby Digital Live, you may have to double check that the AV
receiver is in that decoding mode.
I cannot hear audio input (Mic, Line-in, AUX, etc.) from my speakers
Instructions:
1. Go to the mixer recording page in the Audio Center and select the correct
input as the recording source. If you are using Windows Vista, also go to
system audio control panel to see the current default recording/input device is
right.
2. Remember to turn on the digital monitoring button for that recording source.
[FAQ]
Q1: Does the Xonar U3 support Windows 7/Vista?
Answer:
Yes, the Xonar U3 driver package does support Windows 7/Vista 32/64 bit and
most key features are available.
Q2: Why does the Xonar U3 support Dolby
Answer:
Dolby is the ONLY brand and technology recognized by the CE industry and
available on a wide range of audio equipment. Xonar U3 includes these features to
make your PC a powerful media and entertainment center.
Q3: Does the Xonar U3 support EAX on Vista?
Answer:
Yes, Xonar U3 can support the latest EAX on Windows 7/ Vista /XP through
innovative DirectSound3D Game EXtensions v2.5 (DG3D GX 2.5) technology.
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technologies?
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ASUS Xonar U3