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In
the
Sequential
Test
or
Random
Test,
you
are
prompted
for
the
percentage
of
the
drive
to
be
tested.
Sequential Test
Sequential Test
%totest
CONTINUE
: YES
:100
Sequential Test
Sequential Test : YES
% to test : 100
CONTINUE
If
the
starting
and
ending
block
are
not
specified,
this
test
reads
from
block
0
to
the
last
block.
The
random
test
is
performed
on
the
specified
blocks
between
the
start
and
end
blocks.
3.
Choose
a
percentage,
select
CONTINUE,
and
press
Enter.
v
SCSI
CD-ROM
Play
Test
Use
this
test
to
make
sure
that
the
CD-ROM
drive
can
play
audio
CDs.
To
run
the
SCSI
CD-ROM
Play
test,
complete
the
following
steps:
1.
Attach
a
speaker
to
the
CD-ROM
drive,
and
insert
an
audio
CD
in
the
CD-ROM
drive.
2.
From
the
main
menu,
select
SCSI,
and
press
Enter.
3.
Select
SCSI
CD-ROM
Play
Test,
and
press
Enter.
A
default
parameter
screen
appears:
Overall % Parameters
SCSI Disk 0
CONTINUE
100
Select SCSI Disk
Select SCSI Disk
Overall % Parameters 100
SCSI Disk 0
CONTINUE
Parameter
Description
overall
%
Specifies
drivewise
%
as
set
for
each
drive.
Common:
Use
the
term
%
to
specify
all
drives
SCSI
CD-ROM
n
Specify
an
individual
drive
parameter.
The
following
appears
if
you
specify
an
individual
drive:
SCSI CD-ROM Play Test
Test CDROM0
Start Block
End Block
CONTINUE
:YES
: 000000000
: 020280000
SCSI CD-ROM Play Test
Test CDROM0
Start Block
End Block
CONTINUE
: YES
: 000000000
: 020280000
SCSI
Tape
Test
Use
the
SCSI
Tape
Test
to
diagnose
functions
of
a
SCSI
tape
device.
The
SCSI
Tape
tests
include
the
following:
v
SCSI
Tape
Buffer
Test
This
test
writes
logical
blocks
of
data
to
the
internal
buffer
on
the
tape
drive.
The
same
logical
blocks
of
data
are
then
read
from
the
tape
drive
buffer
and
compared
to
the
original
data.
If
the
tape
drive
does
not
have
an
internal
buffer,
you
cannot
select
this
test.
v
SCSI
Tape
Read
Test
Use
this
test
to
make
sure
that
the
SCSI
tape
drive
is
reading
correctly.
This
test
reads
sequential
logical
blocks
from
the
SCSI
tape.
With
default
parameters,
this
50
IBM
xSeries
450
Type
8688:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide