Acer HDS WMS100 Reference Manual page 170

7. Click the Detail button as needed. Select Host Connection Mode 1 and Host Connection
Mode 2, and then click OK:
8. On the Option (Simple) dialog box, click OK.
9. A confirmation message box displays. Click OK:
10. A message appears requesting you to verify an I/O requested by the host has been
stopped. Stop it and click OK. (If the system administrator has not stopped I/O on the
host side, clicking this button will stop all I/O processes.):
148 Chapter 7 Configuring Storage on the Thunder 9530™ V Series Subsystem