Edirol UA-20 Owner's Manual page 23

Enabling background processing
In Windows 2000, make settings to enable background
processing. If you fail to make this setting, you may
experience interruptions in the sound. To ensure that MIDI
and audio processing occurs smoothly, use the following
procedure to make settings.
1
Click the Windows Start menu, and from the menu that
appears, select Settings | Control Panel. In Control Panel,
double-click the System icon.
2
Click the Advanced tab.
3
At the right of the Performance field, click [Performance
Options].
The Performance Options dialog box will appear.
fig.back2000
4
In the Application
response field, choose
"Background services"
and click [OK].
5
Click [OK] to close the System Properties dialog box.
Next, make MIDI device and audio device settings.
(➝"Driver settings" (p. 26))
Driver installation and settings (Windows)
23