Boss GT-PRO Owner's Manual page 133

FreeMIDI settings
1
Before connecting the USB cable, switch the GT-PRO's driver mode to "Advanced."
For instructions on switching the GT-PRO's driver modes, refer to "Switching the Driver
Mode" (p. 88).
2
With the power switch turned OFF, use the USB cable to connect the GT-PRO to your
computer.
3
Make sure that the GT-PRO's OUTPUT MAIN and SUB knobs are set to the lowest setting,
then switch ON the POWER switch.
4
Open the FreeMIDI Applications folder, and double-click the FreeMIDI Setup icon.
fig.12-0300
* The first time FreeMIDI is started up, a "Welcome to FreeMIDI!" dialog box will appear.
Click [Continue]. If this is the second or later time, select the FreeMIDI Preferences from the File
menu.
fig.12-0310
* When "OMS is installed on this computer..." appears, click [FreeMIDI].
5
Make sure that Use OMS when available is unchecked in the FreeMIDI Preferences dialog
box.
If it is checked, remove the check mark, and restart FreeMIDI.
6
In the FreeMIDI Preferences dialog box, check GT-PRO Port which is located below GT-PRO
Driver in MIDI Configuration, and click [OK].
fig.12-0320
* If the dialog box does not show "GT-PRO Driver," check whether the GT-PRO is connected correctly,
and start up FreeMIDI Setup once again.
The About Quick Setup dialog box will appear.
fig.12-0330
* If the dialog will not appear, select Quick Setup from the Configuration menu.
Driver installation and settings (Macintosh)
133