Instructions
Xbox 360 Compatibility
Plug one end of the USB cable into the back of the XCM F-1 Converter.
Plug the other end of the USB cable into an open USB port on your Xbox.
Plug in the USB cable from the G25 Racing wheel into the front of the XCM F-1 Converter. This device is plug-and-play, meaning once it is plugged in, it will be calibrated and ready to use.
Mac Compatibility
Download and install GamePad Companion 2.4 (see Resources).
Click on the Apple logo on the top left of your desktop and select "System Preferences" or click the "System Preferences" icon in the dock at the bottom of your desktop.
Click the "GamePad Companion" icon under the "Other" section.
Select the G25 in the "Devices found" window.
Open the "Selected Element" drop-down box and select a button from the steering wheel that you want to map.
Choose an action from the "Action" menu box to map to the selected button.
Click "Start" to save the configuration for that button.
Choose another button from the "Selected Element" drop-down box and select an action for that button. Repeat this to configure the basic buttons such as the wheel, gas pedal, brake pedal and shifter. Other buttons can be mapped to miscellaneous actions such as reverse, camera view and handbrake.