Intel D865GRH D865GRH_TechProdSpec. - Page 42
Audio Subsystem - audio driver
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Intel Desktop Board D865GRH Technical Product Specification 1.9 Audio Subsystem The boards provide a Flex 6 audio subsystem based on the Analog Devices AD1985 codec. The audio subsystem supports the following features: • Advanced jack sense with Auto Topology Switching that enables the audio codec to recognize what device is connected to an audio port and alerts the user if the wrong type of device has been connected • Split digital/analog architecture for improved S/N (signal-to-noise) ratio: > 94 dB 1.9.1 Audio Subsystem Software Audio software and drivers are available from Intel's World Wide Web site. For information about Refer to Obtaining audio software and drivers Section 1.2, page 16 1.9.2 Intel® Flex 6 Audio Subsystem The Flex 6 audio subsystem includes the following: • Intel 82801EB I/O Controller Hub (ICH5) • Analog Devices AD1985 audio codec • Microphone input that supports a single dynamic, condenser, or electret microphone The subsystem has the following connectors: • ATAPI-style CD-ROM connector • Front panel audio connector, including pins for: Line out Mic in • Back panel audio connectors that are configurable through the audio devices drivers. The available configurations are shown in Figure 9. Two-Channel Analog Jack Option Six-Channel Analog Shared Jack Option 5.1 Digital Shared Jack Option Line In Line Out Mic In Rear Channel Left and Right Out Front Channel Left and Right Out Center Channel and LFE (Subwoofer) Out Line In S/PDIF Mic In OM15974 Figure 9. Back Panel Audio Connector Options for Flex 6 Audio Subsystem 42