iMac: Modem Control Panel Defaults to IR Under Mac OS 8.6

I installed Mac OS 8.6 on my original iMac computer (which has an Infrared Port). After setting up my computer to dial my Internet service provider using Apple Remote Access, I noticed the Status window said my modem was idle. Eventually I got the error message:

"The modem is not responding properly. Reset the modem, check its connections, and check that the correct port and modem type are selected in the Modem Control panel."

How can I correct this?
After installing Mac OS 8.6 on an original iMac, the Modem control panel defaults to the Infrared port. Here are the steps for reconfiguring:


These settings will be saved in the Modem Preferences file.
Published Date: Feb 18, 2012