Technical Specifications
204515-C
A-5
Table A-2
lists the pin assignments for the Console port for both the DTE and
DCE settings.
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
.
Table A-2.
Pin Assignments in the Passport 8190SM Console Port
Connector
Pin Number
DCE Signal
DTE Signal
2
RXD
TXD
3
TXD
RXD
4
DTR
DSR
5
GND
GND
6
DSR
DTR
7
RTS
CTS
9
CTS
RTS
Table A-3.
DTE-to-DCE Pin Assignments
Switch
Modem
Signal
Pin
Number
DCE DB-9
Pin Number
DCE DB-25
Pin Number
RXD
2
2
3
TXD
3
3
2
DTR
4
4
20
GND
5
5
7
DSR
6
6
6
RTS
7
7
4
CTS
9
9
5
1
5
6
9
9473EA
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