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Cable and Adapter Specifications
Figure B-13
Switch
3 TD+
6 TD–
1 RD+
2 RD–
Identifying a Crossover Cable
To identify a crossover cable, hold the cable ends side-by-side, with the tab at the back. The wire
connected to the pin on the outside of the left plug should be the same color as the wire connected to the
pin on the outside of the right plug. (See
Figure B-14
Pin 1
Console Port Adapter Pinouts
The console port uses an 8-pin RJ-45 connector, which is described in
did not order a console cable, you need to provide an RJ-45-to-DB-9 adapter cable to connect the switch
console port to a PC console port. You need to provide an RF-45-to-DB-25 female DTE adapter if you
want to connect the switch console port to a terminal. You can order a kit with an adapter (part
number ACS-DSBUASYN=). For console port and adapter pinout information, see
Table
Table B-2
Table B-2
Switch Console
Port (DTE)
Signal
RTS
No connection
TxD
Catalyst 3750-X and 3560-X Switch Hardware Installation Guide
B-8
Two Twisted-Pair Crossover Cable Schematic
Switch
3 TD+
6 TD–
1 RD+
2 RD–
Identifying a Crossover Cable
Pin 1 on one connector and
pin 8 on the other connector
should be the same color.
B-3.
lists the pinouts for the console port, the RF-45-to-DB-9 adapter cable, and the console device.
Console Port Signaling Using a DB-9 Adapter
RJ-45-to-DB-9
Terminal Adapter
DB-9 Pin
8
6
2
Appendix B
Figure
B-14.)
Pin 8
Console
Device
Signal
CTS
DSR
RxD
Connector and Cable Specifications
Table B-2
and
Table
B-3. If you
Table B-2
and
OL-19593-03
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