IBM System x3250 M4 11External disk storage expansionCurrently, the server does not support external disk storage expansion (JBOD).External tape backupThe server supports the external tape attachment options listed in the following table.Table 9. External tape optionsPart number DescriptionExternal tape expansion enclosures for internal tape drives87651UX 1U Tape Drive Enclosure8767HHX Half High Tape Drive Enclosure87651NX 1U Tape Drive Enclosure (with Nema 5-15P LineCord)8767HNX Half High Tape Drive Enclosure (with Nema 5-15P LineCord)Tape enclosure adapters (with cables)40K2599 SAS Enclosure Adapter Kit44E8869 USB Enclosure Adapter Kit40K2599 SAS Kit for Tape EnclosuresInternal tape drives supported by external tape enclosures46C5364 IBM RDX Removable Hard Disk Storage System - Internal USB 160 GB Bundle46C5387 IBM RDX Removable Hard Disk Storage System - Internal USB 320 GB Bundle46C5388 IBM RDX Removable Hard Disk Storage System - Internal USB 500 GB Bundle43W8478 IBM 400/800GB HH LTO3 SAS Tape Drive44E8895 IBM Half High LTO Gen 4 SAS Tape Drive39M5636 IBM DDS Generation 6 USB Tape Drive46C5399 IBM DDS Generation 5 USB Tape DriveExternal tape drives362516X IBM RDX Removable Hard Disk Storage System - External USB 160 GB Bundle362532X IBM RDX Removable Hard Disk Storage System - External USB 320 GB Bundle362550X IBM RDX Removable Hard Disk Storage System - External USB 500 GB Bundle3628L5X IBM External Half High LTO Gen 5 SAS Tape Drive (with US linecord)3628N5X IBM External Half High LTO Gen 5 SAS Tape Drive (no US linecord)Internal tape drives are installed in a Half High Tape Drive Enclosure (up to one tape drive per enclosure)or in a 1U Tape Drive Enclosure (up to two tape drives). One USB Enclosure Adapter Kit is required pertape drive. (x3250 M4 only supports USB connections for internal USB tape drives in external tapeenclosures.)