Reference Guide

1325
Roland A-PRO controllers
External devices
To enable the Roland A-PRO MIDI drivers
1. Follow your A-PRO MIDI keyboard controller’s instructions for physically connecting the surface
to your computer.
2. Go to Edit > Preferences > MIDI - Devices.
3. Select A-PRO 2 in both the Inputs and Outputs lists.
4. Click OK.
To connect a Roland A-PRO to SONAR
1. Follow your A-PRO MIDI keyboard controller’s instructions for physically connecting the surface
to your computer.
2. Go to Edit > Preferences > MIDI - Control Surfaces.
3. Click the Add Controller/Surface button , which opens the Controller/Surface Settings
dialog box.
4. In the Controller/Surface field of the Controller/Surface Settings dialog box, select A-PRO.
5. Assign both Input Port and Output Port to A-PRO 2.
6. Click OK to close the Controller/Surface Settings dialog box.
7. In the Preferences dialog box (MIDI - Control Surfaces page), make sure that the WAI Display
check boxes and the ACT Indicators check boxes are enabled, and click OK.
8. Make sure the ACT button on your A-PRO MIDI keyboard controller is pressed.
Figure 385. ACT button
When pressed, the ACT button launches the A-PRO control surface property page and allows your
A-PRO MIDI keyboard controller to communicate with SONAR.
When you open a project, the A-PRO MIDI keyboard controller responds and reflects the layout of
the loaded project.
Now that your Roland A-PRO is connected, you can see which tracks and/or buses are being
controlled by it by looking at the colored markings (the WAI display; see “The WAI display” on page
Note: Port 2 is the Controls Port, which is the port used by the A-PRO controls (rotaries, sliders,
buttons and pads).
Important: The ACT button should always be enabled when you want to control SONAR.