Edirol UM-1EX Owner's Manual page 44

Macintosh (Mac OS X) users
1. Start up Macintosh with the UM-1EX disconnected.
Disconnect all USB cables other than a USB keyboard or USB mouse.
2. Prepare the CD-ROM.
Insert the CD-ROM into the CD-ROM drive of your Macintosh.
3. In the Driver (Mac OS X) folder of the CD-ROM, double-click "UM1_Uninstaller."
4. The display will indicate "This uninstalls EDIROL UM-1 driver from this Macintosh."; click
[Uninstall].
If any other message appears, proceed as directed by that message.
5. The display will indicate "Are you sure to uninstall the driver?"; click [OK].
6. The "Authenticate" dialog box will appear; enter the password and click [OK].
7. The display will indicate "Uninstllation is completed."; click [Restart]. Your Macintosh will
then restart.
Macintosh (Mac OS 9) users
1. Start up Macintosh with the UM-1EX disconnected.
Disconnect all USB cables other than a USB keyboard or USB mouse.
2. From the system extensions folder inside the System folder, drag "USB UM-1 Driver" into
the trash to delete it.
3. Delete UM-1 from the OMS Folder inside the System folder, or drag UM-1 Driver from the
FreeMIDI Folder inside the System folder to the trash.
4. Restart the Macintosh.
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