Rj-45 straight, Rj-45 crossed – JBM electronic C20 through C21 User Manual
Page 6
Cables for Gateway 20 through 21 PAGE 5
© JBM Electronics Co.
1-800-489-7781
www.jbmelectronics.com
RJ-45 Straight
This table lists the Ethernet pins used in the Ethernet Port ETH0. For a straight-wired
connection the pins should be connected from one connector to the other without
transpositions or other wiring changes.
Units Supported
• C20
• C21
JBM Electronics Part Number: N/A
RJ-45 Crossed
This table lists the required Crossed-Wired Ethernet wiring required to provide cable
connection to the Gateway and a local PC. The pins should be connected from one
connector to the other using the transpositions indicated.
Units Supported
• C20
• C21
JBM Electronics Part Number: C/CAT5-CROSS
TABLE C STRAIGHT 10/100BASET
PIN
DESCRIPTION
1
TD+
2
TD-
3
RD+
4
-
5
-
6
RD-
7
-
8
-
Used for HUB or Switch
TABLE D CROSSED 10/00BASET
CONNECTOR A CONNECTOR B
1
3
2
6
3
1
-
-
-
-
6
2
-
-
-
-
Used for direct PC connection