HP PCIe IO Accelerators for ProLiant Servers - Manual (Page 84)

HP IO Accelerator Management Tool 84
If the Attach Device operation fails, an error message appears.
Attaching mixed attached/detached devices
If you select a set of IO Accelerators to attach where some are attached and some are detached, the
Confirm Attach dialog box displays a list of the drives and their statuses.
When you click Attach, the IO Accelerator Management Tool connects only the detached devices (those
marked Ready).
Detach Device
Detach Device disconnects your IO Accelerator from the operating system. The device is not accessible to
users or applications. Use Attach Device to make it accessible again. You should only need to detach an
IO Accelerator to perform a low-level format or a firmware upgrade.
To detach a device:
1. Select one or more IO Accelerators from the Device Tree. You can only detach attached devices.
2. Click Detach. The IO Accelerator Management Tool console will ask you to confirm.
3. Click Detach. If the selected device is already detached, the Detach button is grayed out.
As each device detaches, the following message appears: