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Sharp PC7000A - Page 43

Sharp PC7000A
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With
this
program,
the
hard
disk·
drive
information
are·
obtained.
-
PC-:-7000A
pc-noo
Depression
of
the
[ESC]
or
[CR]
key
causes
the
control
to
return
to
th
DSK
test
menu
(Fig.DSK-1).
(2-2)
Write,
read,
& compare
(2-2-1)
General
After
writing
the
test
data
on
the
hard
disk,
the
data
are
then
read
and
compared
if
the
write
and
read
have
been
conducted
successfully.
Incremental
pattern
of
00
thru
FF
is
used
for
the
test
data
when
the
test
count
is
"0000".
then
four
bytes
of
"EB6DB6DB"
are
used
thereafter.
All
cylinders
from
the
cylinder
000
thru
613
can
be
tested.
The
test
required
time
may
vary
depending
on
the
type
of
the
drive
unit.
It
takes
about
4
minutes
and 50
seconds
(sector
count
at
128)
to
test
all
areas
of
the
D3116.
Pay
attention
before
the
execution
of
this
task.
as
it
destructs
an
entire
contents
of
the
hard
disk
once
the
test
is
done.
(2-2-2)
Operational
procedure
Normally.
the
test
will
be
carried
out
for
cylinder
range
0
thru
613.
sector
count
at
128.
single
retrial.
and
without
an
error
stop
(1:
No).
(a)
Test
(a-1)
Cylinder
test
range
Cylinder
scope
?
000 613 ] =
~~~
-
~~~
The
cylinder
testing
range
must
be
specified.
The
test
takes
place
from
the
beginning
of
the
first
specified
cylinder
number
to
the
end
of
the
second
specified
cylinder
number.
(a-2)
Sector
count
Sector
count
?
001 128 ] =
~~~
Enter
the
sector
testing
range
to
be
tested
with
a
single
command.
Depression
of
the
[0]
key
with
the
[CR]
or
mere
depression
of
the
[CR]
key
will
assume
the
maximum
range
which
is
"128".
-41-

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