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Changing COM Port Address
Some serial devices need a specific COM port in order to
work. If your serial device works properly, do not
change this setting. This option is only for Windows
2000/XP/Server 2003 respectively.
1. From the Device Manager window double click
Ports (COM & LPT), then double click PCMCIA
RS232-550...
2. Click Port Settings tab and click Advanced.
3. Click the down arrow that is next to the COM Port
Number box and select a COM port that is not in
use. Click OK.
4. Click OK, then close Device Manager to save the
changes.