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Sound III AM/SP(Rocky III) Full-Duplex Mode Setup
Setup
In order for the Sound III to operate in full-duplex mode,
the proper driver (version 0.94) must be installed. This driver
is available on any Master CD that shipped with a Sound III-equipped
system.
To ensure that full-duplex mode is enabled:
Access the System Properties from Control Panel.
Select the Device Manager.
Expand the "Sound, video and game controllers" branch.
Select the item called "Sound III Audio Device w/SWT".