| 1  | In the Navigation pane, click Manage Devices. | 
| 3  | 
| • | If the device is offline, click Online to bring it back online. | 
| • | If the device is online, click Offline to mark it offline. | 
Before loading cleaning tapes, you must configure the slots that can hold the cleaning media. You can configure cleaning slots from Edit Device page. For more information, see Modifying a library.
NetVault Backup lets you specify how many times a cleaning tape can be used for drive cleaning operations. You can configure the cleaning lives property from the Manage Devices page.
| 1  | In the Navigation pane, click Manage Devices. | 
| 3  | Click Life. | 
| 4  | In the Lives box, enter or select the number of times the tape can be used for cleaning a drive. | 
| 5  | Click OK to save the settings and close the dialog box. | 
You can set up automatic cleaning routines for tape drives from the Manage Devices page. NetVault Backup lets you use the following options to define a cleaning routine: number of days, amount of data transferred, hours of use, and number of read or write errors.
| 1  | In the Navigation pane, click Manage Devices. | 
| 3  | Click Clean Properties. | 
| 4  | In the Cleaning Interval dialog box, configure the following options. | 
| To perform drive cleaning after every x days, select the Apply check box to the left, and type or select the value. | |
| To perform drive cleaning after every x GiB of data transfer, select the Apply check box to the left, and type or select the value. | |
| To perform drive cleaning after every x hour, select the Apply check box to the left, and type or select the value. | |
| To perform drive cleaning after every x*100 soft read/write errors, select the Apply check box to the left, and type or select the value. | 
| 5  | Click OK to save the settings and close the dialog box. |