Qualstar XLS Series, Technical & Service Manual

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Glossary
GL-2
501610 Rev. 07-01-19
door slot
Any of the cartridge slots that can be installed on the inside of the library’s
doors.
drive bay
The removable hardware in the library that can contain up to four tape
drives and that is interchangeable with a cartridge bay.
drive carrier
assembly
The hardware that encloses the tape drives and provides power, SCSI or
Fibre Channel connectors, communications with the system controller,
status LEDs, and cooling fans.
elements
The addressable locations in the library, including the tape drives, the
cartridge slots, the handler, and the I/O ports slots.
EMI
Electro magnetic interference.
Ethernet
A local area networking technology. Ethernet can transport any of several
upper layer protocols, the most popular of which is TCP/IP.
event
A change of condition to a library component or a change of state that can
be recorded in the event log. When an event occurs, an e-mail or pager alert
can be sent to specified users.
expansion pod
An option for the XLS-812300. An expansion pod can be attached to either
side of the XLS-812300. Each expansion pod holds 120 cartridges.
facet
One of the columns of cartridge slots in a Media Expansion Module
(MEM).The carousel in a MEM contains 18 facets, with 60 slots (rows) per
facet.
Fibre Channel
One of the communication protocols supported by the library. Fibre
Channel is a set of standards for a serial I/O bus.
fixed port
assembly
A group of 10 cartridge slots that can be installed on the inside of the
librar
y’s front panel instead of an I/O port.
fiducial
The black and white triangles mounted on either side of every cartridge
magazine. There is also a fiducial on the calibration cartridge, which is
inserted in each tape drive to precisely locate the tape drive position.
fiducial scan
The process during which the barcode reader on the handler tries to locate
and scan every fiducial installed in the library. For example, the handler
moves up and down and across the cartridge slots on the back wall until it
detects all fiducials.
gripper assembly
The mechanism containing the Theta axis (rotating) and the Z axis (in and
out) of the robotic cartridge handler. The gripper assembly also contains
the barcode reader and the mechanism that grabs the cartridge.