Input/Output (I/O) Controller; Lan Subsystem; Lan Subsystem Software; Rj-45 Lan Connector Leds - Intel D925XBC - Desktop Board Motherboard Product Manual

Intel Desktop Board D925XCV/D925XBC 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 10/100/1000 Gigabit 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 D925XCV/D925XBC link on Intel's World Wide Web
site at:
http://support.intel.com/support/motherboards/desktop

RJ-45 LAN Connector LEDs

Table 5 describes the LED states when the board is powered up and the 10/100/1000 Gigabit
Ethernet LAN subsystem is operating.
Table 5. RJ-45 10/100/1000 Gigabit Ethernet LAN Connector LEDs
LED Color LED State
Bi-color LED Off
Green
Yellow
Green Off
On (pulsing)
18
Indicates
10 Mbit/sec data rate is selected.
100 Mbit/sec data rate is selected.
1 Gbit/sec data rate is selected.
LAN link is not established.
The computer is communicating with another computer on the
LAN.