Edirol UA-20 owner manual System Properties dialog box

Troubleshooting

7.A dialog box will ask you to confirm deletion of the device. Verify the contents of the dialog box, and then click [OK]. In the same way, delete all indications of “?Composite USB Device”, “?USB Device”, “USB Device”, and “USB composite device” that you find.

8.If you find EDIROL UA-20with a yellow “!” or a red “?” displayed beside it, delete this in the same way.

9.When you have finished deleting the unwanted devices, click [OK] in the

System Properties dialog box.

10.Turn off the power of the UA-20, then delete the driver. (➝ Deleting the special driver (p. 79))

11.Restart Windows. Then install the driver once again. (➝ Getting Connected and Installing Drivers (Windows) (p. 16)).

*If the problem still occurs after you have taken the above measures, please refer also to the Readme file for the USB driver. The Readme file is on the CD-ROM.

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