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CA810 Motherboard Product Guide
12
Audio Subsystem
The audio subsystem consists of these devices:
• Creative Sound Blaster AudioPCI 64V digital controller
• Crystal Semiconductor CS4297 AC ’97 stereo audio codec
• Back panel and onboard audio connectors
Creative Sound Blaster AudioPCI 64V Audio Controller
The Creative Sound Blaster AudioPCI 64V audio controller features:
• Interfaces to the PCI bus as a Plug and Play device
• 100% DOS legacy compatible
• Access to main memory (through the PCI bus) for wavetable synthesis support – does not
require a separate wavetable ROM device
• PC 98 and PC 99 compliant
• Optional Sony/Phillips digital interface format (S/P-DIF)
Crystal Semiconductor CS4297 Stereo Audio Codec
The Crystal Semiconductor CS4297 stereo audio codec features:
• High performance 18-bit stereo full-duplex audio codec with up to 48 kHz sampling rate
• Connects to the Sound Blaster AudioPCI 64V using a five-wire digital interface
Audio Connectors
The audio connectors include the following:
• CD-ROM (legacy-style 2 mm connectors)
• ATAPI-style connectors
CD-ROM audio
Auxiliary line in
Telephony (optional)
Video line in (optional)
• Back panel connectors
Line out
Line in
Mic in
MIDI/Game Port
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NOTE
The line out connector, located on the back panel, is designed to power either headphones or
amplified speakers only. Poor audio quality may occur if passive (non-amplified) speakers are
connected to this output.