Edirol UA-1EX Owner's Manual page 62

You may be able to solve the problem by adjusting the buffer size in the Driver Settings
dialog box.
Adjust the buffer size as described in "Adjusting the Audio Latency" (p. 41).
If your sequencer software has an audio device test function, execute the test function.
* After changing the buffer size, you must restart any sequencer software that uses the UA-1EX.
Clicks or pops may occur in the sound if a LAN is operating.
Try disabling the LAN in the Device Manager. If this eliminates the clicks or pops, you may be able to
solve the problem by updating your LAN driver or BIOS.
Try increasing the memory
You can increase the processing power of your computer by adding more memory. For details on
how to install more memory, refer to the operation manual for your computer.
Is the UA-1EX connected to a USB hub?
Try connecting the UA-1EX directly to the USB connector of your computer itself.
Try making the following changes to the disk drive settings.
* Some computers may not have the following settings.
1. In the Windows Control Panel, double-click System.
2. Click the Device Manager tab.
3. Double-click Disk Drives to see the list of devices.
4. From the list, select GENERIC IDE DISK TYPE??, and click Properties to access the GENERIC
IDE DISK TYPE?? Properties dialog box.
* In the?? field of GENERIC IDE DISK TYPE??, there will be a number that differs depending on your
computing environment.
5. Click the Settings tab, place a check mark in the check box for the DMA option, and click [OK]
to close the dialog box.
* Depending on your system, a dialog box for DMA settings may appear. Verify the contents of the dialog
box, and click [OK] or [Cancel].
6. In System Properties dialog box, click [OK] to close the dialog box.
7. Restart your computer so that the above settings will take effect.
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