Serial Port - IBM PS/2 65 SX Hardware Maintenance Reference

1.2.6 Serial Port

The serial port is fully programmable and supports asynchronous
communications. The 25-pin, D-shell connector provides the signals to
drive a device with a standard 25-contact, RS-232 connector.
connected device is identified by the system configuration as either
SERIAL 1 or SERIAL 2.
|If adapters with serial ports are installed in the system, they can be
|configured from SERIAL 1 to SERIAL 8.
|only be SERIAL 1 to SERIAL 2.
|Note: Conflicts occur when using multiple communication lines if two or
| more lines are addressed the same.
| option on the Reference Diskette.
| verify that no lines are addressed the same.
IBM PS/2 Model 65 SX HMR
Serial Port
The port on the system board can
Select the Set configuration
Select View configuration to
1.2.6 - 1
The