Specifications

A-5
Cisco 600 Series Installation and Operation Guide
78-11190-01
Appendix A Connectors
Rear Panel Connectors
Figure A-5 Front View of Serial Connector
LAN Interface
Ethernet Connector (Cisco 673, Cisco 678)
The LAN interface uses an Ethernet port that conforms to the IEEE 802.3 and
802.3u protocols and supports 10 or 100 Mbps half-duplex or full-duplex data
rates on Category 3 (10 Mbps) or Category 5 (10/100 Mbps) twisted-pair wire up
to 100 meters. The Ethernet connector is an RJ-45. Table A-3 shows the connector
pinouts.
NOT USED
NOT USED TWISTED PAIR
# 6
NOT USED
NOT USED
NOT USED
NOT USED
TWISTED PAIR
# 9
NOT USED
NOT USED
Table A-2 12-in-1 to 5-in-1 Connector Pinouts (continued)
J1 is 12-in-1 plug and J2 is 5-in-1 plug. J1 is DCE and J2 is DTE
SB = Shorting Block
X = Connection to Shorting Block
Note: Shorting Block on J2 should be grouped as shown
24590
Table A-3 Ethernet Connector Pinouts
Pin Signal
1 TXD+
2 TXD-