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S/PDIF
     
S/PDIF (Sony/Philips Digital Interface) allows transfer of 
digital audio from one location to another without analog 
conversion; it is the standard format for exchanging digital 
audio signals between consumer audio components. 
Connections can be coaxial or optical. 
You can connect your ALL-IN-WONDER’s audio output 
directly to an S/PDIF amplifier or speaker set; for details, see 
the Installation and setup User’s Guide that came with your 
ALL-IN-WONDER card. 
• S/PDIF is not compatible with analog audio. You must have a 
Dolby Digital 5.1 channel A/V receiver; enabling S/PDIF 
with an analog receiver will not provide audio. 
• If you are using regular speakers on your PC, but do not hear 
audio while playing a DVD, ensure that the Enable S/PDIF 
output
 box is not checked. 
• High-quality audio cables can be used for short lengths; good 
75-ohm cable and good 75-ohm connectors can provide 
lengths up to 25 feet.
DVD Advanced Aspect Ratio Settings
     
When you play a DVD in full screen mode, the Advanced 
Aspect Ratio settings page lets you control the width-to-height 
ratio of video displayed in DVD.  This feature is useful for fine-
tuning your display for wide-screen and projection TVs.  Full-
screen, letterbox, and standard 4:3 aspect ratios are available.
To enable Advanced Aspect Ratio 
Click the Setup button in the DVD control panel, click 
the Advanced Aspect Ratio tab, and then click Enable 
Advanced Aspect Ratio, and select the aspect ratio.
• You can enter values in the Dynamic Aspect Ratio dialog 
box, or drag the window margins using your mouse.