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Desktop Board Features
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Input/Output (I/O) Controller
The SMSC LPC47M172 or National Semiconductor PC87372 super I/O controllers feature the
following:
• Low pin count (LPC) interface
• Two serial ports (one via a board connector)
• One parallel port with Extended Capabilities Port (ECP) and Enhanced Parallel Port
(EPP) support
• Serial IRQ interface compatible with serialized IRQ support for PCI systems
• PS/2-style mouse and keyboard interfaces
• Interface for one 1.2 MB, 1.44 MB, or 2.88 MB diskette drive
• Intelligent power management, including a programmable wake up event interface
• PCI power management support
• Two fan tachometer inputs
Audio Subsystem
The audio subsystem features the following:
• Intel 845PE chipset (AC ’97)
• Analog Devices Inc. AD1981B audio codec
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NOTE
The line out connector, located on the back panel, is designed to power either headphones or
amplified speakers only. Poor audio quality may occur if passive (non-amplified) speakers are
connected to this output.
Audio drivers and utilities are available from Intel’s World Wide Web site:
http://support.intel.com/support/motherboards/desktop/
LAN Subsystem (Optional)
The optional Intel 82562ET (with the Intel 82801DB ICH4) provides a Fast PCI LAN subsystem
providing both 10Base-T and 100Base-TX connectivity. The Intel 82562ET provides the
following functions:
• Basic 10/100 Ethernet LAN connectivity
• Supports RJ-45 connector with status indicator LEDs
• Programmable transit threshold
• Configurable EEPROM that contains the MAC address
LAN Subsystem Software
For LAN software and drivers, refer to the D845PESV link on Intel’s World Wide Web site at:
http://support.intel.com/support/motherboards/desktop