
Inspecting and Identifying a Cartridge
The Super DLTtape II cartridge like other high capacity cartridges has only the supply reel inside the cartridge. The 
StorageTek offers SDLT cartridges in a partnership with Quantum Corporation.
TABLE 
Note – The Super DLTtape I and DLTtape VS1 are both readable on the SDLT600 Tape Drive.
TABLE 5-5 SDLT Cartridge Specifications
SpecificationsSDLTtape ISDLTtape II
| Capacity, native | 110 GB (SDLT 220) | 300 GB | 
| 
 | 160 GB (SDLT320) | 
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| 
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| Performance | 
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| 
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| Read/Write speed | 3.1 m/s | 3.56 m/s | 
| Search/Rewind speed | 4.1 m/s | 4.83 m/s | 
| 
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| Format | 
 | 
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| 
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 | 
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| Recording density (kilobits per inch) | 193 kb/in (SDLT320) | 
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| 
 | 
 | 233 kb/in | 
| Number of tracks | 448 | 640 | 
| Tape length (total) | 854 m (2800 ft) | 630 m (2066 ft) | 
| Usable | 538 m (1765 ft) | 596 m (1957 ft) | 
| 
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| Availability | 
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| 
 | 
 | 
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| Archival life | ||
| Durability | Average 1,000,000+ head passes | |
| 
 | in an office/computer environment | |
| 260 full media passes | 
 | |
| Uncorrected bit error rate | 1 x  | 1 x  | 
| Permanent errors | Zero | Zero | 
| 
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| Compatibility | 
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| 
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| Read | DLT IV, SDLTtape I | SDLTtape I, II | 
| Write | SDLTtape I | SDLTtape II | 
| Supported tape drives | SDLT 220/320 | SDLT 320/600 | 
VolSafe Cartridges
VolSafe (volume safe) and 
All StorageTek 
| 96154 • Revision K | Chapter 5 Cartridge Information 85 | 
