HP 382 - Configuring for a DDS Tape Drive

FINAL TRIM SIZE : 7.5 in x 9.0 in
6
Configuring
for
a
DDS
T
ape
Driv
e
This section
con
tains
instructions
for
conguring
a
new
DDS
driv
e
on
HP-UX.
The
DDS
(\Digital
Data
Storage")
T
ap
e
Driv
e
is
a
sequen
tial-access,
read-write
device
using
remo
v
able
DDS
cassettes.
Although
DDS driv
es
are similar
to D
AT
play
ers
in
the
audio
industry
,
the
cassettes
are
not
in
terc
hangeable.
There
are
t
w
o
ma
jor
dierences:
1.
Audio
cassette
tap
es
transfer
data
in
streaming
mo de.
That is,
they are
left
in
motion
for p
erio
ds
of
min
utes.
T
ap
es
used
for
data
are
con
tin
ually
starting,
stopping
and
rep
ositioning,
whic
h
is
stressful
to
the
tap
e.
DDS
tap
es are
made rugged
enough
to
stand
this
kind
of
treatmen
t.
Audio
tap
es
are
not
exp
ected
to p
erform this
well,
and as
a
result
fail
v
ery
quic
kly
in
a
data
en
vironmen
t.
2.
DDS
cassettes
ha
v
e
a
m
uc
h
tigh
ter
case
dimension
sp
ecication
than
D
A
T
cassettes.
As
a
result,
DA
T cassettes
can
get
stuc
k
in
a
DDS
driv
e,
requiring
the
driv
e
to
b
e
disassem
bled.
F
or
this
reason,
only
Hewlett-Pac
k
ard
supp
orted
or
prop
erly
certied
DDS
tap
e
cartridges
should
b
e
used.
Use
of
D
A
Ttap
es
in
tended
for
audio
use
could
v
oid
y
our
w
arran
t
y
.
Caution
Do
not
attempt
to
extricate
a
D
A
T
cassette
whic
h
is
stuc
k
in
aDDS
driv
e.
Y
ou
ma
y
damage
the
driv
e.
Ha
v
e
the
driv
e
disassem
bled
b
y
someone
qualied
to do
so.
6-24 Configuring HP-UX for Printers and Drives