Japanese user's guide for the Sonnet Fusion R400Q 4-drive Serial ATA rack mount storage system with quad interface. These directions apply to storage systems with drives.
Set Windows Device Policy to "Optimize for performance":
1) Click on "Start," right click "My Computer," and select "Manage" from the popup menu.
2) On the left panel tree, select "Disk Management."
3) Highlight the Sonnet Fusion Volume and select "Properties" from the popup menu.
4) Select the "Hardware" tab.
5) Highlight the Sonnet Fusion Volume and click the "Properties" button.
6) Select the "Policies" tab.
7) Select the "Optimize for Performance" radio button.
8) Click OK and exit.
Note: Make sure to use "Safe Removal" before disconnecting a Fusion storage system.