ASROCK 939S56-M Manual page 12

8. If the operation is "Source is a boot device" of <Split data into
Raid0 Set>, the following warning message will popup, seeing
below:
Next, you can click "Yes" button to start the opera-
tion or click "No" button to cancel. When you click
"Yes" button to start this operation, the following
warning message will popup.
Next, you can click "Yes" button to start the opera-
tion or click "No" button to cancel. When you click
"Yes" button to start this operation, the following
warning message will popup.
Next, you can click "Ok" button to restart the win-
dows and start the operation "Source is a boot
device" of <Split data into Raid0 Set>. Or click
"Cancel" button to suspend this operation. But, this
operation is still done after restarting the windows
next time.