Other
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* How to check your Communication Port?
In the Device Manager it is possible to check whether the communication port is
usable or not.
If Usable:
If Not Usable:
An "!", an "x" or an "arrow" will appear
If you are using a USB-Serial Adaptor:
If Usable:
If Not Usable:
Under "Other Devices" an "!", an "x" or
an "arrow" will appear.
For details about checking a communication port, see below.
1.
Open the [Control panel]-[Device Manager].
2.
In the [Device Manager], click on [Port (COM&LPT)] and check to see if
under that appears [Com Port (COM1)] or [Com Port (COM2)].
If a port appears, it should be usable.
3.
If an "!", an "x" or an "arrow" appears, the port is not usable.