Tandberg Data SDLT 600 - Manual (Page 35)

SDLT 600 Product Manual Chapter 3: SDLT 600 Tape Drive Specifications
81-81184-02 REV A01 March 2004 3-7
3.1.9 Media Durability
Table 3-8 shows the number of media passes and full media uses to expect from a Super DLTtape II
data cartridge.
3.1.10 Data Cartridge Life Expectancy
Table 3-9 shows the number of load and unload cycles you can expect before the data cartridges need
to be replaced.
3.1.11 Positive Engagement Tape Leader Buckling Mechanism
This buckling mechanism engages the tape leaders upon data cartridge load and disengages them upon
data cartridge unload.
Component level tests of buckle arm components have shown at least 250,000 cycles on an SDLT 600
tape drive without failure, breakage, or binding; this includes the take-up leader, the supply leader, and
the media itself.
Table 3-8. Super DLTtape II Data Cartridge Media Durability
Media Durability
Media passes* 1,000,000
Full media uses ** 250
* A media pass occurs with any movement (in either direction) of the surface of the media over
the tape head.
** A full media use is an operation that reads or writes (with verify off) the full capacity of the
data cartridge.
Table 3-9. Loading and Unloading the Data Cartridge (Maximum)
Super DLTtape II Data Cartridge
Data cartridge load/unload cycles* 5,000
Media insertions ** 20,000
* A load/unload cycle is when a data cartridge is inserted into the receiver, loaded to BOT,
calibrated, and then unloaded.
** An insertion is when a data cartridge is inserted into the receiver and then unloaded.