
6
For Server 2008 / 2008 R2
: Right click
Computer
, click
Manage
, double click
Diagnostics
, then
click
Device Manager
.
2.
Double click
Ports (COM & LPT)
,
four
High-Speed USB Serial Port...
should
be displayed.
Changing COM Port Number
Some serial devices need a specific COM port in
order to work. If your serial device works properly,
do not change this setting.
1.
From
Device Manager
double click
Ports
(COM & LPT)
, then double click the
High-
Speed USB Serial Port
port you want to
change.
2.
Click
Features
tab.
3.
Click the down arrow that is next to the
COM Port Number
drop down box and
select a COM port that is not in use.
4.
Click
OK
to save the changes.
5.
Unplug the
Serial Adapter
from the USB
port, then re-plug the
Serial Adapter
into the
same USB port to enable the changes.