Lan Connector And Cables; 10Base-T Cabling - 3Com 3C8S5007 - SuperStack II PathBuilder S500 Switch User Manual

LAN Connector and
Cables

10BASE-T Cabling

The two Ethernet connectors, labeled LAN 1 and LAN 2, can be cabled
using either 10BASE-T or 100BASE-TX cabling.
The following figure shows the pinouts of the LAN 1 and LAN 2
connectors (RJ-45). The connector bodies connect the cable shield to
chassis ground.
Figure 24 Ethernet Connector
TX- RX-
TX+
RX+
1 2 3 4 5 7 8 6
RJ-45 female (shielded)
Table 14 lists supported 10BASE-T cable types and emissions classes.
Table 14 10BASE-T Cable Types and Emissions Compliance
Cable Type
UTP † 100 ohm:
Category 3
Category 4
Category 5
Shielded TP † 100 ohm:
Category 3
Category 4
Category 5
* Shielding of all cable types should be terminated 360 degrees at the cable plug.
† All UTP compliance testing was accomplished using cables built with Stewart Connector
Co. connector, part number 940 SP-36-08-08.

LAN Connector and Cables

Emissions Compliance
FCC and VCCI Class A
yes
yes
yes
yes
yes
yes
85
*
EN55022 Class B
no
no
no
yes
yes
yes