Embedded remote access ethernet connector, Network cable requirements – Dell PowerEdge 850 User Manual
Page 89
Table B-6. NIC Connector Pin Assignments
Embedded Remote Access Ethernet Connector
The system's optional embedded remote access (ERA) circuitry is designed to provide remote access capabilities for the system. It is designed specifically to
work with systems management software.
illustrates the pin numbers for the ERA connector and
defines the pin assignments for the
connector.
Figure B-8. Embedded Remote Access Ethernet Connector
Table B-7. ERA Ethernet Connector Pin Assignments
Network Cable Requirements
The NIC supports a UTP Ethernet cable equipped with a standard RJ45-compatible plug. Observe the following cabling restrictions.
l
Use Category 5 or greater wiring and connectors.
l
Do not exceed a cable run length (from a workstation to a hub) of 100 m (328 ft).
For detailed guidelines on operation of a network, see "Systems Considerations of Multi-Segment Networks" in the IEEE 802.3 standard.
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Pin
Signal
I/O
Definition
1
TD+
O
Data out (+)
2
TD–
O
Data out (–)
3
RD+
I
Data in (+)
4
NC
N/A No connection
5
NC
N/A No connection
6
RD–
I
Data in (–)
7
NC
N/A No connection
8
NC
N/A No connection
Pin
Signal
I/O
Definition
1
TD+
O
Data out (+)
2
TD–
O
Data out (–)
3
RD+
I
Data in (+)
4
NC
N/A No connection
5
NC
N/A No connection
6
RD–
I
Data in (–)
7
NC
N/A No connection
8
NC
N/A No connection
NOTICE:
To avoid line interference, voice and data lines must be in separate sheaths.