To access the telescope setup window you can use the Windows menu: Start->Program Files->Astro-Physics->ASCOM Driver->Setup Telescope:
If you are using Windows Vista, Windows 7, or later operating system you may see a UAC dialog asking if it is OK to run APSetup.exe. You must click Yes to continue.
Here is the Telescope Setup window:
Note: the Mount Type, Controller, Port, and Use ASCOM Serial Object fields will be disabled if an ASCOM client program is already connected to the mount.
If you click the Advanced >>>>>> button you will see additional controls:
Detailed explanations of each field follows in the next sections.