EUPA AP0 User Manual page 68

IV.BIOS/SOFTWARE UTILITY
4-4 Windows Appc. (The Audio Rack)
Introduction
By means of a user-friendly interface(as easy as operating your home stereo
system), this PCI audio rack provides you with the control over your PC's
audio functions, including the advantage of four speakers mode enable/
disable, and perfect digital sound ( SPDIF ) input / output control.
AP0 USER'S MANUAL
4-4