IBM TotalStorage 3494 Tape Library, Operator'S Manual

Page: 81 / 605

When 3590 B1A, E1A, or H1A tape drives are attached to the 3494 Tape Library,
the following functions change:
Drive control
The Library Manager controls the loading and the unloading of volumes.
The 3590 B1A, E1A, or H1A tape drive communicates with the Library
Manager to update the database with drive status and cartridge location
information.
Message displays
The Library Manager controls the display of messages to prevent the
messages from getting out of synchronization with the Library Manager
during Manual mode operations.
Attention interrupt
The Library Manager can use the communication path to the 3590 A00,
A50, or A60 Controller to send information to the host.
For more information on 3590 controls and indicators, see the IBM TotalStorage
Enterprise Tape System 3590 Operator Guide .
3490E C1A, C2A Tape Drive Controls
The 3490E Model CxA control unit and drive unit operator panels (
1
and
2
respectively in Figure 40 on page 56) are accessible by opening the front door of
the frame that contains the tape subsystem.
When 3490E subsystems are attached to the 3494 Tape Library, the following 3490E
functions change:
Drive control
The Library Manager controls the loading and the unloading of volumes.
The 3490E tape subsystem communicates with the Library Manager to
update the database with drive status and cartridge location information.
Figure 39. 3590 B1A, E1A, or H1A tape drive - Operator Panel
Chapter 2. Controls and Indicators
55