IBM Magstar 3494 manual Functional Components

Functional Components

Figure 2 on page 5 and Figure 3 on page 6 show the following functional components of the control unit frame, viewable from the front:

„1… Cartridge storage cells

Are located on the interior side of front doors and on the back walls of the 3494. See „1… in Figure 2 on page 5 or in Figure 3 on page 6.

„2… Magnetic tape subsystem

The 3494 uses either the 3490E Magnetic Tape Subsystem Model C1A or C2A, Figure 2 on page 5, 3490E Magnetic Tape Subsystem Model F1A, or the 3590 High Performance Magnetic Tape Subsystem Model B1A, Figure 3 on page 6, with or without a 3590 Model A00 or A50 Control Unit.

„3… Rail system

The cartridge accessor is carried through the library on the rail system. The rail system consists of two horizontal rails, one at the top and one at the bottom.

„4… Convenience Input¤Output Station

The 3494 may have a Convenience Input¤Output Station feature installed for

inserting or ejecting cartridges without interrupting the normal automated

operations.

Two features are available: either the ten-cartridge capacity Convenience

Input¤Output Station as shown in Figure 2 on page 5 or the 30-cartridge

capacity Convenience Input¤Output Station (not shown).

Note: The Convenience Input¤Output Station feature is required for

Import/Export operations in the Model B18 VTS with the Advanced

Function Feature.

„5… Operator panel

The basic operating procedures are performed from the operator panel.

4Magstar 3494 Tape Library Operator Guide