Radio Shack TRS-80 Hardware Manual page 7
Hard disk system startup
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Also See for TRS-80:
- Reference manual (274 pages) ,
- User manual (236 pages) ,
- Service manual (199 pages)
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Chapter
1
A
Look
at
Your
Hard
Disk Drive
The
hard
d*sk drive b&Slcalty consists
of
2 or
3
platters,
or
"disks."
that
lie
parallel Id
ong
another
within
the
drive,
Thccc
disk? reside
in
the drive
permanently
Each
side
oi
each
drsst
has
a
read/write
head
that
mews
loward
or
away
from ihe center
of
the disk as
needed
to
store
and
retries
information.
RAad.'W'lie
Heatfs
Pl3lter
Tree*
ft
Frgore
J.
internal
View
(ft
Hani
Ditto
Drive
If
you have
only
one
hard
disk
drive,
it
is
the
'"primary"'
hard
disk
drive.
A
small area
on
this
drive
is
used
lo
store the
operating
system.
Vbu
can haus a$
many
as 3 "secondary" hard
disk drives
for
storing additional data.
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