
MDS 05-4055A01, Rev. A MDS entraNET 900 System Guide 127
8.1 DATA INTERFACE CONNECTORS
Three types of data interface connectors are used on entraNET trans-
ceivers. The first, the LAN Port, is a metallized RJ-45 connector. The
other two are standard modular types—RJ 12 for the COM1 port, and
RJ-45 for the COM2 port. This section provides illustrations and pinout
information for all of these data connectors.
The transceiver meets U.S.A.’s FCC Part 15, Class A limits when used
with shielded data cables not exceeding 3 feet/0.9 meters in length.
8.1.1 Ethernet/LAN Port (AP, Ethernet Remote)
This port is used to connect to an Ethernet network at an AP or to the
endpoint of a Remote.
• To connect a PC directly to the AP’s Ethernet port, an RJ-45 to
RJ-45 cross over cable is required. At the Remote, a straight
through cable is required.
• To connect the AP to a Ethernet hub or bridge, use a
straight-through cable.
The connector uses standard Ethernet RJ-45 cables and wiring. The
pinout information below may be used to construct a custom cable, if
required.
Figure 8-1. LAN Port (RJ-45) Pinout
(Viewed from the outside of the unit)
Pin Functions Ref.
1 Transmit Data (TX) High
2 Transmit Data (TX) Low
3 Receive Data (RX) High
4 Unused
5 Unused
6 Receive Data (RX) Low
7 Unused
8 Unused
CAUTION
RADIO
INTERFERENCE
POTENTIAL
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