M-AUDIO O2
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above each key on the O2 keyboard. The second octave of the O2 keyboard is for numerical data entry while in Program Mode. The Preset �+� and �-� buttons can be used for increment or decrement changes in assigned value when in Program Mode. When entering numerical values in Program Mode, the LED shows the value entered. This value will update as you enter numerical data. If the M-Audio O2 is in Program Mode, a small dot will appear in the bottom right hand corner of the LED display. Note that pressing the GLOBAL CHAN button will also engage Program Mode, since the numerical data entry keys are required to enter the new channel assignment. Also, the preset �+� and �-� buttons can be used. Exit Program Mode by pressing the ADVANCED FUNCTION button when you are �nished with programming. The ENTER key must be pressed each time the numerical data entry keys are used to enter a value. Once the ENTER key has been pressed, Program Mode will exit.

Testing the M-Audio O2 with Your Software
We recommend that you verify that your software application is properly communicating with the M-Audio O2 keyboard. Most software applications have a MIDI IN indicator. To con�rm data is being received, press any key on the keyboard. If you encounter any issues or the software receives no data, please verify you selected the keyboard�s USB driver as the MIDI Input for your software. In addition, please read the troubleshooting section at the back of this manual and please consult the manual that came with your software for proper con�guration within the software application.

Recalling Presets
Press the Preset �+� and �-� button to recall one of the preset memories. The LED will display the currently selected preset, preceded by a �p.� Press the button again to change the preset to the next one in the series. The following is a list of the presets contained in the 5 memory locations.

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01 GM Preset 02 Reason Native 03 Reason Mixer 04 Yamaha XG/Roland JV Preset 05 Unde�ned CC�s for MIDI learn*

*Some Applications do not have any default settings and require you to set the MIDI controllers for the application�s parameters yourself. This normally involves placing the application in MIDI Learn Mode, clicking on a controller and moving the dial. With such an application, it is recommended that you use controller numbers that tend not to have any function associated with them. Ableton Live is an example of an application that uses the MIDI Learn feature.

Saving and Organizing Presets
You may want to save and reorganize the order of Presets to suit your setup. Note that the factory presets are stored in ROM within the keyboard and can be restored at any time.

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