READ BEFORE USE
All of the discs within an inserted magazine become
SECURITY FEATURES
available immediately no matter which magazine bay it is
inserted into as long as the discs installed in the magazine
Information on the location of discs within the changer and
have been registered in the database as corresponding to
information to access data on discs are strictly monitored
and controlled from the changer control software and thethe magazine ID in question, and the same holds true when
upper-level database management software.a magazine is inserted into a different changer as long as
Because of this, if any changes in the status of the discsthe changer in which it is inserted is under the control of
the same database.
within the changer occur at a time when the changer is notEnglish
under the control of the host computer (or in a network
? Disc magazines designed for easy tracking and control
environment, under the control of a server), it becomes
Removing, inserting or replacing discs in magazines after
impossible to control the changer and drives and to read
they have been removed from a changer may destroy the
necessary files from discs.
correspondence between discs and magazine IDs.
Allowing discs stored within the changer to be removed
To solve this problem, Pioneer provides 50-disc magazine
without any restrictions poses a security risk, not only in that
which has a locking mechanism to prevent all attempt to
it would become impossible to access discs which have been
change the status of the magazine outside the changer
removed but also in that it might lead to the damage or loss
and hyper magazine which has a smart memory system
of discs.
that records all user operations toward its lock/unlock
mechanism so as to make it easier to track and control
Although the DRM-7000 has been designed so as to open
the use of offline media.
the front and rear access doors from the control panel (located
at the top of the front of the unit) to remove magazines or to
? Registration of changer ID
insert or remove discs through the mailslots, anyone who
considers the security issues noted above will be able toWhen a disc magazine has been inserted into a changer
understood that it is necessary to place restrictions on suchnot under the control of the database management
operations.software or into a changer belonging to another system,
the discs within that magazine may be rewritten or may
be replaced with other discs within that changer. Even if
This is why the control panel of the DRM-7000 has been fitted
the magazine in question is a locked-type, these
with a key switch which may be locked to disable operations
discrepancies between the discs actually contained within
of control keys. This switch cannot be unlocked without the
the magazine and the information on those discs stored in
key provided with the DRM-7000, and if the system
the database may be arise.
administrator will always keep this key, it is impossible that
In order to prevent such problems from occurring, disc
ordinary users without key perform unauthorized operations
magazines are designed to record the ID of the changer in
from the control panel.
which they are used, and as long as the database has a
list of the IDs of changers controlled under the given
It is also possible to restrict the range of operations which
database, it is possible for the database management
are performed from the control panel. It means that a part of
software to determine whether or not a inserted disc
system administratorOs privileges is controlled by the
magazine has to be reinstalled by checking the changer
command issued from the host computer and even if a
ID that may be read with the magazine ID.
system administrator has the key, the host computer makes
it impossible to open the access doors, exchange discs, or
perform other unfavorable operations for itself.However although the DRM-7000 changer and disc
magazines do provide the features needed for the
management of offline media, it should be noted that the
actual procedures and methods available for the management
OFFLINE MEDIA MANAGEMENT
of offline media may differ depending on the database
The DRM-7000 provides the following features which makesmanagement software and changer control software being
it perfect for the management of offline media.used.
It should further be noted that it is necessary to establish
how to employ controls for the handling of offline media. In
? Removable disc magazines
fact if management controls are strict enough, it is even
Disc magazines may be removed from the changer with
possible to use normal-type disc magazines which would
the discs left in the magazines. The use efficiency of the
ordinarily be unsuited for use in the management of offline
space within the changer may much improve if the
media, in the same way as one would use locked-type disc
infrequently used discs are collected in one magazine and
magazines.
it is taken out from the changer into the offline storage.
? Unique disc magazine IDs
All disc magazines used in the DRM-7000 are assigned
unique ID codes which makes it possible to identify
individual magazines simply by inserting them into the
magazine bays.
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<DRC1105>
En |
ACEC
