Intel D850EMD2 Product Specification - Page 34

LAN Subsystem Optional

Page 34 highlights

Intel Desktop Board D850EMD2/D850EMV2 Technical Product Specification 1.11 LAN Subsystem (Optional) The Network Interface Controller subsystem consists of the ICH2 (with integrated LAN Media Access Controller) and a physical layer interface device. The LAN subsystem includes the following features: • PCI Bus Master interface • CSMA/CD Protocol Engine • Serial CSMA/CD unit interface that supports the following physical layer interface devices:  82562ET onboard LAN  82562ET/EM (10/100 Mbit/sec Ethernet) on CNR bus  82562EH (1 Mbit/sec HomePNA†) on CNR bus • PCI Power Management  Supports ACPI technology  Supports wake-up from a suspend state using the PME# signal 1.11.1 Intel® 82562ET PLC 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 • RJ-45 connector support with status indicator LEDs on the back panel • Full device driver compatibility • ACPI support • Programmable transit threshold • Configuration EEPROM that contains the MAC address 1.11.2 RJ-45 LAN Connector with Integrated LEDs Two LEDs are built into the RJ-45 LAN connector. Table 9 describes the LED states when the board is powered up and the LAN subsystem is operating. Table 9. LAN Connector LED States LED Color Green Yellow LED State Off On Off On (steady state) On (brighter and pulsing) Condition 10 Mbit/sec data rate is selected. 100 Mbit/sec data rate is selected. LAN link is not established. LAN link is established. The computer is communicating with another computer on the LAN. 34

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Intel Desktop Board D850EMD2/D850EMV2 Technical Product Specification
34
1.11 LAN Subsystem (Optional)
The Network Interface Controller subsystem consists of the ICH2 (with integrated LAN Media
Access Controller) and a physical layer interface device.
The LAN subsystem includes the
following features:
PCI Bus Master interface
CSMA/CD Protocol Engine
Serial CSMA/CD unit interface that supports the following physical layer interface devices:
82562ET onboard LAN
82562ET/EM (10/100 Mbit/sec Ethernet) on CNR bus
82562EH (1 Mbit/sec HomePNA
) on CNR bus
PCI Power Management
Supports ACPI technology
Supports wake-up from a suspend state using the PME# signal
1.11.1
Intel
®
82562ET PLC 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
RJ-45 connector support with status indicator LEDs on the back panel
Full device driver compatibility
ACPI support
Programmable transit threshold
Configuration EEPROM that contains the MAC address
1.11.2
RJ-45 LAN Connector with Integrated LEDs
Two LEDs are built into the RJ-45 LAN connector.
Table 9 describes the LED states when the
board is powered up and the LAN subsystem is operating.
Table 9.
LAN Connector LED States
LED Color
LED State
Condition
Off
10 Mbit/sec data rate is selected.
Green
On
100 Mbit/sec data rate is selected.
Off
LAN link is not established.
On (steady state)
LAN link is established.
Yellow
On (brighter and pulsing)
The computer is communicating with another computer on
the LAN.