Gigabyte GA-MA785GM-US2H Manual - Page 92
Enabling the Dolby Home Theater Function
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5-2-3 Enabling the Dolby Home Theater Functionjk Before Dolby Home Theater is enabled, you get only 2-channel playback output (from the front speakers) when playing 2-channel stereo sources. You must play 4-, 5.1-, or 7.1- channel content to get 4-, 5.1-, or 7.1- channel audio effects. With Dolby Home Theater enabled, 2-channel stereo content will be transformed into multi-channel audio, creating a virtual surround sound environment . (Note) Install the Dolby GUI Software driver from the motherboard driver disk. Click the Start icon Programs, Dolby Control Center to access the utility. (The following illustration demonstrates a 7.1-speaker configuration as an example.) . Point to All 1. : Click Dolby Pro Logic IIx. The system will expand 2-channel audio for a 7.1-channel surround sound playback. 2. : Click Natural Bass to enable speaker bass effect. j k (Note) Only for GA-MA785GPM-UD2H. Only for GA-MA785GM-UD2H. When Dolby Digital Live is enabled, only digital audio output (S/PDIF) is working, and you will not hear any sound from analog speakers or headphone. Appendix - 92 -