Philips 4-Channel Sound Card - Manual (Page 37)

Philips Seismic Edge
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37
Audio CD's and audio DVD's can also be played in quad if the Quad
for DVD and Audio CD's box is checked. The QMSS box does not
have to be checked for other stereo and 3D sources, it only must be
checked for audio CD/DVD's.
Philips 4-ch-091100-11-40.qxd 2000/9/11 AM 11:39 Page 37