I think you are refering to the Local Options during installation where there's this option, under Backup Exec for Windows Servers, Enable Robotic Library Support. Yes, this was selected.
Too bad I cant post my printscreen here. My Devices tab look something like this: where HP 1 is C5713A.
StorageDevices
|+Device Pools
|-BACKUP SVR
|--Stand-alone Drivers
| |--- HP 1
|--Robotic Libraries
|--Backup-to-Disk Folders
|--Removable Backup-to-Disk Devices
|--Cascaded Drive Pools