FINAL
TRIM
SIZE
:
7.0
in
x
8.5
in
5
Caution
Indicator
The
DDS
driv
e
con
tinually
monitors
the
n
um
b er
of
errors
it
has
to
correct
when
reading
or
writing
a
tap
e.
This
information
is
presen
ted
to
the
user
through
the
Caution
Indicator
(see
ab o
v
e
c
hart).
A
caution
indication
has
t
w
o
common
meanings:
The
tap
e
heads
need
cleaning.
The
tap
e
itself
is
approac
hing
the
end
of
its
useful
life.
Maximum
Usage
of
DDS
Cassettes
Under
optimal
en
vironmen
tal
conditions
(50%
relativ
e
h
umidity
,
22
C),
Hewlett-Pac
k
ard
DDS
cassettes
are
curren
tly
sp ecied
to
2000
passes
o
v
er
an
y
part
of
the
tap
e.
In
op erational
terms,
this
can
b e
translated
in
to
appro
ximately
200
to
300
bac
kup
op erations.
This
takes
in
to
accoun
t
that,
during
a
bac
kup,
an
area
of
tap
e
may
ha
v
e
sev
eral
passes
b ecause
streaming
cannot
b e
maintained,
or
b ecause
the
bac
kup
softw
are
requires
that
certain
areas
of
the
tap
e
are
accessed
frequen
tly
.
Under
certain
conditions,
the
recommended
n
um
b er
of
bac
kup
op erations
needs
to
b e
reduced.
These
conditions
are
as
follo ws:
Sustained
use
at
low
h
umidity
.
Use
in
a
low-p erformance
w
orkstation,
requiring
an
increased
n
um
b er
of
passes.
Bac
kup
softw
are
requiring
certain
areas
of
the
tap
e
b eing
accessed
frequen
tly
.
As
a
guideline,
HP
recommends
that
the
n
um
b er
of
bac
kup
op erations
should
b e
limited
to
100
p er
cassette
in
extreme
cases
of
the
ab o
v
e
conditions.
In
Case
of
Difficulty
If
y
ou
exp erience
an
y
problems
with
the
op eration
of
the
new
driv
e,
con
tact
y
our
HP
service
represen
tativ e
for
assistance.
DRAFT
2/5/97
11:31
Configuring
HP-UX
for
Printers
and
Driv
es
5-31