Lan Subsystem (Optional); Intel ® 82562Et Platform Lan Connect Device; Lan Connector Leds; Lan Connector Led States - Intel D815EGEWLU - P3 Socket 370 MicroATX Motherboard Specification

1.11 LAN Subsystem (Optional)

The network interface controller subsystem consists of the ICH2, with integrated LAN Media
Access Controller (MAC), and a physical layer interface device. Features of the LAN subsystem
include:
•
PCI Bus Master Interface
•
CSMA/CD Protocol Engine
•
Serial CSMA/CD unit interface that supports the 82562ET platform LAN connect device
•
PCI Power Management
 Supports ACPI technology
 Supports Wake up from suspend state (optional Wake on LAN technology)
For information about
Obtaining LAN software and drivers
1.11.1 Intel ® 82562ET Platform LAN Connect Device
The Intel 82562ET component provides an interface to the back panel RJ-45 connector with
integrated LEDs. This physical interface may alternately be provided through the CNR connector.
The Intel 82562ET provides the following functions:
•
Basic 10/100 Ethernet LAN Connectivity
•
Supports RJ-45 connector with status indicator LEDs
•
Full driver compatibility
•
Advanced Power Management support
•
Programmable transit threshold
•
Configuration EEPROM that contains the MAC address
1.11.2 RJ-45 LAN Connector LEDs
Two LEDs are built into the RJ-45 LAN connector. Table 7 describes the LED states when the
board is powered up and the LAN subsystem is operating.
Table 7.

LAN Connector LED States

LED Color LED State
Green Off
On
Yellow Off
On (steady state)
On (brighter and pulsing)
Condition
10 Mbit/sec data rate is selected.
100 Mbit/sec date rate is selected.
LAN link is not established.
LAN link is established.
The computer is communicating with another computer on
the LAN.
Product Description
Refer to
Section 1.2, page 16
31