Desktop Board Features
17
Figure 3 shows the default assignment of the back panel audio connectors.
Item Description
Figure 3. Back Panel Audio Connectors
NOTE
The back panel audio line out connector is designed to power amplified speakers or
headphones 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 legacy features:
• One parallel port via a back panel connector
• Two serial ports via onboard headers
• Intelligent power management, including a programmable wake-up event interface
• Low pin count (LPC) interface
• PCI power management support
The BIOS Setup program provides configuration options for the Legacy I/O Controller.