Radio Shack TRS-80 Hardware Manual page 39

H
,
There
is
a
problem
with the
hard
dish.
If
the
H
is
not
flash
trig,
the hard disk
drive
(s
lurned
off
rjr
disconnected
If
the
H
13
Hashing, the
drive
has
not yet
reached
its
operating speed
When
the
drive
is
ready, the
H
disappears.
N
o
S y s
t e
m
.
You
are
iryir>g
to
boot your system
with
a data
disk
instead Of a system
disk.
Hot
a
system
di
Bk,
You
are
trying to
boot your system
with
a
data disk instead
of
a system
disk,
If
no message
appears and
the
syslem does
not
load,
check
to
be
sure
that
there
is
a
system
or boot disk
In
Drive
9.
Also
see
that
the disk
is
Insened
correctly
and
that
the
drive
door
is
dosed.
34