
Intel Desktop Board D945GCPE Technical Product Specification
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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).
Figure 4. LAN Connector LED Locations
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
LED State
Condition
Off
LAN link is not established.
On
LAN link is established.
A Green
Blinking
LAN activity is occurring.
Off
10 Mbits/sec data rate is selected.
B Yellow
On
100 Mbits/sec data rate is selected.