PCMCIA Serial Card: Unable to establish a connection to serial device
Problem:
"The product has been installed successfully and the new COM Port shows
up without warnings in the device manager. However, it is not possible
to establish a connection to any serial device connected to the
adapter."
Solution: Change driver settings
Locate the COM Port in the device manager, then open the properties dialog. Make the changes as indicated by the red circles.
Windows 2000/XP
Windows 98/Me
Restart your computer.
Please note:
Should the above crystal frequency not resolve the problem, you should click on "
detect crystal frequency" (Windows 2000/XP).