Setup guide

If you are using both built-in serial ports or if you install
additional parallel or serial ports on one or more option cards,
you may want to reassign the built-in ports or disable them.
Follow these guidelines:
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If you are using only the built-in port, select Enabled (the
default setting) for the primary port option. Also select the
default I/O address option listed in the table above.
If you are using both serial ports or you installed an
additional parallel or serial port on an option card but stiIl
want to use the primary built-in port as your primary port,
select Enabled (the default setting) for the primary port
option. Also select the primary I/O address setting (LPT1
or COM1) for the port’s I/O address option (the default
setting).
If you installed an additional port that is pre-set as the
primary port (LPT1 or COM1), select Enabled for the
primary port option (if you still want to use the built-in
port) or Disabled (if you do not want to use the built-in
port). If you leave the built-in port enabled, you must select
a different I/O address for it. Select one of the non-default
settings listed in the table above for the parallel or serial
I/O address options, as necessary.
If you installed two or more additional ports, you can select
Enabled for the primary port option (if you still want to
use the built-in port. or Disabled (if you do not want to
use the built-in ports. If you leave the built-in port enabled,
select a different I/O address for it if you do not want to
use it as the primary port. You can select one of the settings
listed in the table above for the parallel or serial I/O
address options, as necessary.
2-14 Running the SETUP Program