Before installing the GT-10 or GT-10B USB driver onto your computer, you must change the GT-10/GT-10B default USB Driver mode.

First make sure the GT-10 or GT-10B is not connected via USB, and then:

1. Press SYSTEM.

2. CURSOR to "USB," and then press CATEGORY/ENTER.

3. Turn the VALUE dial to change Driver Mode from Standard to Advanced.

4. Power off the GT-10/GT-10B, and then on again.

Note: Once you've set the GT-10/GT-10B as described above, install the driver on your computer following the instructions included with the USB driver downloaded from the RolandUS website.