Realtek Rtl8101E-Gr Fast Ethernet Controller; Lan Connector Led Locations; Lan Connector Led States - Intel BLKD945GCPE - LGA775 1066FSB 2DDR2 2GB Audio Video Lan mATX 10Pack Motherboard Technical Product Specification

Intel Desktop Board D945GCPE Technical Product Specification
1.8.2

Realtek RTL8101E-GR Fast Ethernet Controller

The Realtek RTL8101E-GR provides the following functions:
• 10/100 Ethernet LAN connectivity
• Full device driver compatibility
• Programmable transit threshold
• Configuration EEPROM that contains the MAC address
1.8.2.1 RJ-45 LAN Connector with Integrated LEDs
Two LEDs are built into the RJ-45 LAN connector (shown in Figure 4).
Table 4 describes the LED states when the board is powered up and the
10/100 Mbits/sec LAN subsystem is operating.
Table 4. LAN Connector LED States
LED LED Color
A Green
B Yellow
24
Figure 4. LAN Connector LED Locations
LED State Condition
Off LAN link is not established.
On LAN link is established.
Blinking LAN activity is occurring.
Off 10 Mbits/sec data rate is selected.
On 100 Mbits/sec data rate is selected.