Intel D845PT Product Specification - Page 33
Audio Subsystem - audio driver
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Product Description 1.10 Audio Subsystem The audio subsystem includes these features: • Split digital/analog architecture for improved S/N (signal-to-noise) ratio: ≥ 85 dB • Power management support for ACPI 2.0 (driver dependant) • Mic in pre-amp that supports dynamic, condenser, and electret microphones The audio subsystem supports the following audio interfaces: • ATAPI-style connectors: Auxiliary line in CD-ROM • Front panel audio connector, including pins for: Line out Mic in • Back panel audio connectors: Line out Line in Mic in The audio subsystem consists of the following devices: • Intel 82801BA I/O Controller Hub (ICH2) • Analog Devices AD1885 audio codec Figure 8 is a block diagram of the audio subsystem. 82801BA I/O Controller Hub (ICH2) AC '97 Link AD1885 Audio Codec Line In Line Out Mic In Auxiliary Line In CD-ROM Figure 8. Audio Subsystem Block Diagram OM13010 For information about Upgrading the onboard audio subsystem using a CNR audio card The front panel audio connector The back panel audio connectors Refer to Section 1.12, page 36 Section 2.8.3, page 71 Section 2.8.1, page 55 33