Intel D425KT Product Guide - Page 15
Legacy Input/Output (I/O) Controller, Table 3. Audio Jack Support, - drivers
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Desktop Board Features The front/back panel audio connectors are configurable through the audio device drivers. Table 3 lists the supported functions of the front panel and back panel jacks. Table 3. Audio Jack Support Audio Jack Front panel - Green Front panel - Pink Back panel - Blue Back panel - Green Back panel - Pink Line In No No Yes No No Line/ Front Out Yes No No Yes No Rear Out No No Yes No No Microphone No Yes No No Yes Headphones Yes No No Yes No Figure 2 shows the default assignment of the back panel audio connectors. Item A B C Description Line In Line Out Mic In Figure 2. Back Panel Audio Connectors NOTE The back panel audio line out connector is designed to power headphones or amplified speakers only. Poor audio quality occurs if passive (non-amplified) speakers are connected to this output. Legacy Input/Output (I/O) Controller The legacy I/O controller provides the following: • Two serial ports (one via a back panel connector and one via an onboard header) • One parallel port with Extended Capabilities Port (ECP) and Enhanced Parallel Port (EPP) support via a back panel connector • Serial IRQ interface compatible with serialized IRQ support for PCI systems • PS/2-style keyboard and mouse ports • Intelligent power management, including a programmable wake up event interface • PCI power management support The BIOS Setup program provides configuration options for the legacy I/O controller. 15