Appendix B: Cable Charts; Chart 1. Ibm Pc Db25 Connector To Master Port; Chart 2. Ibm Pc Db9 Connector To Master Port; Chart 3. Modem Db25 Connector To Master Port - B&B Electronics 232XS5 Instruction Manual

Appendix B: Cable Charts

All charts will indicate if the Master Port of the 232XS5 should
be configured as a DCE port or a DTE port. Refer to the Port
Configuration section of the manual for information on Master Port
configurations.

Chart 1. IBM PC DB25 Connector to Master Port

IBM PC
Serial Port Signal
DB25 Connector Direction
2 ----------->
3 <-----------
4 ----------->
5 <-----------
6 <-----------
7 <--------->
8 <-----------
20 ----------->
* Pins are tied together inside the 232XS5, they are not connected
to ports A, B, C, D, or E.

Chart 2. IBM PC DB9 Connector to Master Port

IBM PC
Serial Port Signal
DB9 Connector Direction
1 <-----------
2 <-----------
3 ----------->
4 ----------->
5 <--------->
6 <-----------
7 ----------->
8 <-----------
* Pins are tied together inside the 232XS5, they are not
connected to ports A, B, C, D, or E.
232XS5-1005 Manual
B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350
PH (815) 433-5100 -- FAX (815) 433-5104
232XS5
Master Port (DCE)
DB9 Connector
3
2
7
8
6
5
1
4*
232XS5
Master Port (DCE)
DB9 Connector
1
2
3
4
5*
6
7
8
Appendix B B-1

Chart 3. Modem DB25 Connector to Master Port

Async Modem
Serial Port
Signal
DB25 Connector Direction
2 <-----------
3 ----------->
4 <-----------
5 ----------->
7 <--------->
8 ----------->
20 <-----------
* Pins are tied together inside the 232XS5, they are not
connected to ports A, B, C, D, or E.
NOTE: When connecting a DTE device to ports A, B, C, D or E of
the smart switch, refer to Charts 8 and 9.

Chart 4. IBM PC DB25 Connector to Ports A - E (DTE)

Master port configured as a DCE port.
IBM PC
Serial Port Signal
DB25 Connector Direction
2 ----------->
3 <-----------
4 ----------->
5 <----------
6 <----------
7 <--------->
8 <-----------
20 ----------->
* Pins are tied together inside the 232XS5, they are not connected
to the master port.
B-2 Appendix B
B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350
PH (815) 433-5100 -- FAX (815) 433-5104
232XS5
Master Port (DTE)
DB9 Connector
3
2
6
4
5*
8
7
232XS5
Ports A - E (DTE)
DB9 Connector
2
3
8
7
6
5
4*
4*
232XS5-1005 Manual