| 1  | In the Navigation pane, click Manage Devices. | 
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| 3  | 
| • | If the Snapshot Array Manager is offline, click Mark Online to bring it back online. | 
| • | If the Snapshot Array Manager is online, click Mark Offline to take it offline. | 
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This section includes the following topics:
| 1  | In the Navigation pane, click Manage Devices. | 
| Device is unavailable. NetVault Backup is unable to detect the device. | 
| 3  | On the Tape Library Management page, you can view the following information: | 
| • | Library details: This area shows the following information: | 
| • | Name: Library name. | 
| • | Vendor: Vendor name. | 
| • | Product: Library type. | 
| • | Drives: Number of drives. | 
| • | Slots: Number of slots. | 
| • | Client: Client to which the device is attached. | 
| • | Status: Device status (online or offline). | 
| • | Activity: Device or door status. | 
| • | Door: Door status (open or closed). | 
| • | Drives table: The Drives table lists all tape drives for the library. It shows the following information: | 
| • | Status icon: Drive status icon. | 
| • | Bay: Drive bay number. | 
| • | Name: Drive name. | 
| • | Status: Drive status (online or offline). | 
| • | Activity: Idle or writing. | 
| • | Contents: Label of the tape loaded in the drive. If the drive does not contain any tape, the column shows “Unloaded.”  |