Cisco Systems AS5350 Manuale Utente
A-3
Cisco AS5350 and Cisco AS5400 Universal Gateway Card Installation Guide
78-13311-01
Appendix A Cabling Specifications
T1 and E1 Cable and Port Pinouts
lists the RJ-45-to-BNC cable pinouts.
Figure A-3
RJ-45 to Twinax Cable Assembly for 120-Ohm, Balanced Connections
lists the RJ-45 to twinax cable pinouts.
Figure A-4
RJ-45-to-RJ-45 Cable Assembly
lists the RJ-45-to-RJ-45 TE cable pinouts.
Table A-4
RJ-45-to-BNC Cable Pinouts
RJ-45 Pin
Signal
Description
Direction
BNC Pin
Shield
Ground
Shell
RX, TX Shields
J1-1
RX Tip
Twisted Pair #1
<—
RX-Tip
J1-2
RX Ring
Twisted Pair #1
<—
RX-Shield
J1-3
RX Shield
Twisted Pair #3
RX-Shield
J1-4
TX Tip
Twisted Pair #2
—>
TX-Tip
J1-5
TX Ring
Twisted Pair #2
—>
TX-Shield
J1-6
TX Shield
Twisted Pair #4
TX-Shield
35642
J1
RX
TX
Table A-5
RJ-45 to Twinax Cable Pinouts
RJ-45 Pin
Signal
Description
Direction
Twinax Pin
Shield
Ground
Shell
RX, TX Shields
J1-1
RX Tip
Twisted Pair #1
<—
RX-1
J1-2
RX Ring
Twisted Pair #1
<—
RX-2
J1-3
RX Shield
Twisted Pair #3
RX Shield
J1-4
TX Tip
Twisted Pair #2
—>
TX-1
J1-5
TX Ring
Twisted Pair #2
—>
TX-2
J1-6
TX Shield
Twisted Pair #4
TX Shield
35645
J1
J2
Table A-6
RJ-45-to-RJ-45 TE Cable Pinouts
RJ-45 Pin
Signal
Description
Direction
RJ-45 TE Pin
Shield
Ground
Shell/Braid
Shield
J1-1
RX Tip
Twisted Pair #1
<—
J2-1