There are finger holes on the back side of the I/O Station (see 1 in Figure 1-34)
that allow the user to push the cartridges out of the I/O station.
Populating the Library with Data Cartridges
For information on working with the cartridge magazines, see “Cartridge
Magazines” on page 1-22.
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Figure 1-33. 4U library I/O Station in the lower left magazine
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1
Figure 1-34. Finger Holes on back side of 4U Library I/O Station
Installation 1-25