Hardware components
The AMU hardware consists of:
•A computer (AML controller) with screen, keyboard and trackball or mouse
•Programmable
•Network board (Token Ring, Ethernet or FDDI)
Software components
The AMU software components are:
•Operating system OS/2
•Communication Manager/2 , TCP/IP
•Database Manager/2
•AML Management Software (AMS)
Tasks of the AMU:
•Host communication
−interprets the commands coming from the host computer
−checks these commands for executability
•Archive catalogue administration
−stores the logical coordinates of the compartments
−assigns the cartridges to the compartments
−knows the status of compartments and drives
−stores information on scratchpool administration
•Conversion of the logical coordinates into physical coordinates
•Communication with the control unit
•User interface
−for
−for service
−for the operator
•Configuration (describes the individual structure of the archive)
Information
The AMU does not register the data contents of the cartridges.
DOC D00