Carrier Access BROADway System 770-0125-AB - Manual (Page 85)

BROADway - Release 4.00 A-3
Ports and Cables
ETH-1 and ETH-2 Connector Pinouts
ETH-1 and ETH-2 Connector Pinouts
ETH-1 and ETH-2 are female, 10-BaseT, RJ45 ports (IEEE 802.3 compliant). They are identical,
except that their transmit and receive pairs are reversed. These are the pinouts for the ETH-1 and
ETH-2 ports.
ETH-1 ETH-2
Pin Signal Pin Signal
1 Receive + 1 Transmit +
2 Receive - 2 Transmit -
3 Transmit + 3 Receive +
4 nc 4 nc
5 nc 5 nc
6 Transmit - 6 Receive -
7 nc 7 nc
8 nc 8 nc
CKIN-1
NIP TX1 NIP TX2 TX2 TX1 TX3 TX4
NIP RX1 NIP RX2 RX3 RX1 RX2 RX4
ALARMS ACO SCP-2
ETH-1 CKIN-2 ETH-2 SCP-1