22
RJ-45 P
I N
S
PECIFI CAT IO N
When connecting your Level One 16/24-Port 10/100Mbps
Fast Ethernet Switch to another switch, a bridge or a hub, a
modified crossover cable is necessary. Please review these
products for matching cable pin assignment.
The following diagram and tables show the standard RJ-45
receptacle/connector and their pin assignments for the
switch-to-network adapter card connection, and the straight
/ crossover cable for the Switch-to-switch / hub / bridge
connection.
RJ-45 Connector pin assignment
Contact
Media Direct Interface Signal
1 TX
+
(transmit)
2 TX
-
(transmit)
3 Rx
+
(receive)
4 Not
used
5 Not
used
6 Rx
-
(receive)
7 Not
used
8 Not
used
The standard cable, RJ-45 pin assignment
