Appendix b: cable connections, Rj-45 network ports – NetComm NB1 User Manual

Page 77

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YML780 Rev1

NB1 User Guide

www.netcomm.com.au

77

Appendix B: Cable Connections

This cable information is provided for your reference only. Please ensure you only
connect the appropriate cable into the correct socket on either this product or your
computer.

If you are unsure about which cable to use or which socket to connect it to, please
refer to the hardware installation section in this manual. If you are still not sure
about cable connections, please contact a professional computer technician or Net-
Comm for further advice.

RJ-45 Network Ports

RJ-45 Network Ports can connect any networking devices that use a standard LAN
interface, such as a Hub/Switch Hub or Router. Use unshielded twisted-pair (UTP)
or shield twisted-pair (STP) cable to connect the networking device to the RJ-45
Ethernet port. Depending on the type of connection, 10Mbps or 100Mbps, use the
following Ethernet cable, as prescribed.

10Mbps: Use EIA/TIA-568-100-Category 3, 4 or 5 cable.

100Mbps: Use EIA/TIA-568-100-Category 5 cable.

Note: To prevent loss of signal, make sure that the length of any twisted-pair

connection does not exceed 100 metres.

Figure 1

Figures 3 and 4 illustrate the use of straight-through and crossover twisted pair
cables along with the connector.

Figure 2

RJ-45 plug attached
to cable

RJ-45 Connector

Pin Assignment

Normal Assignment

1

Input Receive Data +

2

Input Receive Data -

3

Output Transmit Data +

6

Output Transmit Data -

4,5,7,8

Not used

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