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Table A-2
DCE settings.
Table A-2.
Connector
Modem Serial Port
The Modem serial port is implemented on a DB-9 connector wired as a DTE
connection.
To set up modem access, you need a DTE-to-DCE cable (straight or transmit
cable) between the Modem port and a modem or terminal server. The cable should
have the pin assignments listed in
Table A-3.
Signal
RXD
TXD
DTR
GND
DSR
RTS
CTS
204515-C
lists the pin assignments for the Console port for both the DTE and
Pin Assignments in the Passport 8190SM Console Port
Pin Number
2
1
5
3
4
5
6
6
9
7
9473EA
9
DTE-to-DCE Pin Assignments
Switch
Pin
Number
Pin Number
2
3
4
5
6
7
9
DCE Signal
RXD
TXD
DTR
GND
DSR
RTS
CTS
Table
A-3.
Modem
DCE DB-9
DCE DB-25
Pin Number
2
3
3
2
4
20
5
7
6
6
7
4
9
5
Technical Specifications
DTE Signal
TXD
RXD
DSR
GND
DTR
CTS
RTS
A-5
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