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Step: After connecting the S/PDIF in device, access the Digital Input screen. Click the Default Format tab to select the default format. Click OK to complete. GA-MA790FXT-UD5P Motherboard - 98 - C-2. Configuring S/PDIF Out: Step: On the Digital Output screen, click the Default Format tab and then select the sample rate and bit depth. Click OK to complete. C. Configuring S/PDIF Out: The S/PDIF out jacks can transmit audio signals to an external decoder for decoding to get the best audio quality. To output S/PDIF digital audio signals to an external decoder, connect a S/PDIF coaxial cable or a S/PDIF optical cable (either one) to the optical/coxial S/PDIF out connector on the motherboard back panel (or on the optional S/PDIF in and out cable). C-1. Conneting a S/PDIF Out Cable S/PDIF Coaxial Cable S/PDIF Optical Cable - 99 - Appendix Install the Dolby GUI Software driver from the motherboard driver disk. Click the Start icon . Point to All Programs, Dolby Control Center to access the utility. (The following illustration demonstrates a 7.1-speaker configuration as an example.) 5-2-3 Enabling the Dolby Home Theater Function 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). (Note) 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. 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. GA-MA790FXT-UD5P Motherboard - 100 - 5-2-4 Configuring Microphone Recording Step 2: Connect your microphone to the Mic in jack (pink) on the back panel or the Mic in jack (pink) on the front panel. Then configure the jack for microphone functionality. Note: The microphone functions on the front panel and back panel cannot be used at the same time. Step 1: After installing the audio driver, the HD Audio Manager icon will appear in the notification area. Doubleclick the icon to access the HD Audio Manager. Step 3: Go to the Microphone screen. Do not mute the recording volume, or you'll not be able to record the sound. To hear the sound being recorded during the recording process, do not mute the playback volume. It is recommended that you set the volumes at a middle level. If you want to change the current sound input default device to microphone, right-click on Microphone and select Set Default Device. - 101 - Appendix Step 5: After completing the settings above, click Start, point to All Programs, point to Accessories, and then click Sound Recorder to begin the sound recording. Step 4: To raise the recording and playback volume for the microphone, click the Microphone Boost icon on the right of the Recording Volume slider and set the Microphone Boost level. Step 2: On the Recording tab, right-click on an empty space and select Show Disabled Devices. * Enabling Stereo Mix If the HD Audio Manager does not display the recording device you wish to use, refer to the steps below. The following steps explain how to enable Stereo Mix (which may be needed when you want to record sound from your computer). Step 1: Locate the Volume icon in the notification area and right-click on this icon. Select Recording Devices. GA-MA790FXT-UD5P Motherboard - 102 - Step 4: Now you can access the HD Audio Manager to configure Stereo Mix and use Sound Recorder to record the sound. Step 3: When the Stereo Mix item appears, right-click on this item and select Enable. Then set it as the default device. A. Recording Sound: 1. Make sure you have connected the sound input device (e.g. microphone) to the computer. 2. To record the audio, click the Start Recording button . 3. To stop recording audio, click the Stop Recording button . Be sure to save the recorded audio file upon completion. B. Playing the Recorded Sound: You can play your recording in a digital media player program that supports your audio file format. 5-2-5 Using the Sound Recorder - 103 - Appendix 5-3 Troubleshooting 5-3-1 Frequently Asked Questions To read more FAQs for your motherboard, please go to the Support\Motherboard\FAQ page on GIGABYTE's website. Q: In the BIOS Setup program, why are some BIOS options missing? A: Some advanced options are hidden in the BIOS Setup program. Press