Asus Xonar Essence STX User Manual page 46

3. Ensure that the device master volume or the software player has NOT been
muted on the Xonar Essence STX Audio Center.
4. If you are using Dolby Digital Live encoder through the S/PDIF output, the
analog output will be muted to get rid of the interference between your digital
speaker system and analog speakers or headphones. Check if this is the
case.
5. Try restarting your Windows.
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 output, you may have to double check that the AV
receiver is in that decoding mode.
4. If you are using 192KHz PCM output, please make sure your decoder can
support 192KHz decoding. Try changing it to 44.1K or 48KHz first.
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.
I cannot hear the TV tuner audio from my speakers
Instructions:
1. If you are using a traditional TV tuner card which has analog audio output,
please connect it to the Aux-In header on the audio card
2. Select Aux-In as the recording source and remember to turn on the digital
monitoring button on the recording mixer page
3. If you are using a TV tuner card which has digital audio output instead of
analog, check that the sound is not muted and whether other applications can
play sound out. If you still have problem, read the TV tuner card's software
user guide.
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