Intel D925XHY English Product Guide - Page 16

Input/Output I/O Controller, LAN Subsystem

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Intel Desktop Board D925XHY Product Guide Input/Output (I/O) Controller The super I/O controller features the following: • Low pin count (LPC) interface • One serial port • 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 LAN Subsystem The LAN, with the Intel 82801FR, provides a Fast PCI LAN subsystem. The LAN subsystem provides the following functions: • Marvell 10/100 Ethernet LAN • Support for 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 D925XHY link on Intel's World Wide Web site at: http://support.intel.com/support/motherboards/desktop RJ-45 LAN Connector LEDs Table 4 describes the LED states when the board is powered up and the 10/100 Ethernet LAN subsystem is operating. Table 4. LED Green Yellow RJ-45 10/100 Ethernet LAN Connector LEDs LED State Off On Blinking Off On (steady state) Indicates LAN link is not established LAN link is established LAN activity is occurring 10 Mbits/sec data rate is selected 100 Mbits/sec data rate is selected 16

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Intel Desktop Board D925XHY Product Guide
16
Input/Output (I/O) Controller
The super I/O controller features the following:
•
Low pin count (LPC) interface
•
One serial port
•
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
LAN Subsystem
The LAN, with the Intel 82801FR, provides a Fast PCI LAN subsystem.
The LAN subsystem
provides the following functions:
•
Marvell 10/100 Ethernet LAN
•
Support for 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 D925XHY link on Intel’s World Wide Web site at:
RJ-45 LAN Connector LEDs
Table 4 describes the LED states when the board is powered up and the 10/100 Ethernet LAN
subsystem is operating.
Table 4.
RJ-45 10/100 Ethernet LAN Connector LEDs
LED
LED State
Indicates
Off
LAN link is not established
Green
On
LAN link is established
Blinking
LAN activity is occurring
Off
10 Mbits/sec data rate is selected
Yellow
On (steady state)
100 Mbits/sec data rate is selected