10.6

Table Of Contents
887Logic Pro User Guide
Set the output or input surround channel assignment
1. In the Logic Pro I/O Assignment preferences, click either Output or Input.
2. Choose the surround format you want to work in from the “Show as” pop-up menu.
This action automatically sets the input and output channel pop-up menus in both the
Output and Input panes.
Note: The surround format chosen here only alters the layout/routing of channels to
speakers in the I/O Assignments pane. The actual project surround format is determined in
the Project settings. See Set the surround format for a Logic Pro project.
Choose which speakers outputs are sent to
Do one of the following:
In the Output pane, choose the output of your audio interface from each of the active
pop-up menus:Left, Center, Right, and so on.
If you want to work on, or create, a surround project on a computer that is not equipped
for surround playback, choose outputs that don’t exist for your hardware. These are
shown in parentheses—for example, (Output 17) or (Output 32).
In the Output pane, click one of the three Initialize buttons below the “Show as” pop-up
menu.