Intel Desktop Board D945GCLF2 Product Guide

Desktop Board Features

LAN Subsystem

The LAN, based on the RealTek RTL8111C Ethernet Controller, provides the following

functions:

• 10/100/1000 Mb/s 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 Intel Desktop D945GCLF2 link on Intel’s

World Wide Web site at http://support.intel.com/support/motherboards/desktop

LAN Status LEDs

Two LEDs are built into the RJ-45 LAN connector located on the back panel (see

Figure 3). These LEDs indicate the operating states of the LAN.

Figure 3. LAN Status LEDs

Table 3 describes the LED states when the board is powered up and the LAN

subsystem is operating.

Table 3. LAN Status LEDs

LED LED Color LED State Indicates

Activity (A) Green Blinking LAN activity is occurring.

N/A Off 10 Mbits/s data rate is selected.

Green On (steady state) 100 Mbits/s data rate is selected.

Speed (B)

Yellow On (steady state) 1000 Mbits/s data rate is selected.