IBM 3590 - Manual (Page 30)

Table 3. Options and Status
Area Description
ACF Mode
1
Displays as manual, automatic, system, accumulate, or random when the
ACF is installed.
When the operator changes modes, any current ACF operation (cartridges
in transit) are completed before the request is granted.
Drive Type
2
Table 2 provides the history of drive type indicators.
Drive and ACF
Status
3
v Cleaning: A cleaning cartridge is in the device.
v Ready: A ready message is generated by the device when it is ready and
other higher-priority messages do not apply. The ready indicator is
displayed only when the transport is not moving tape. When ready or not
ready, the state of the device is the same to both SCSI busses.
v Ready at load point: The media is at the beginning of tape and the device
is ready.
v Accessing: The empty ACF transport is moving to a magazine position to
either check for an unused volume or to get a volume to load.
v Transferring: The device is moving a cartridge from the magazine or the
priority cell to the drive, or from the drive to the magazine or the
priority cell.
v Loading: The cartridge is being loaded into the drive.
v Locating: The device is moving the tape to a specific location.
v Reading: The device is reading data from the tape to the device buffer.
v Writing: The device is writing data to the tape from the device buffer.
v Erasing: The device is logically erasing data from the tape.
v Rewinding: The device is rewinding the tape to the beginning of the
logical volume.
v Unloading: The cartridge is being removed from the drive.
v ACF Disabled: The ACF cannot perform an operation; for example, the
magazine is not installed or the magazine was filled and the last
imported cartridge was returned to the priority cell.
v Blank Field: The ACF is inactive and the drive is not loaded.
10 3590 Operator Guide