File
type
incompatible
Indicates
that
the
selected
le
is
not
a
display
image
le
.
The
le
name
for
a
display
image
le
is
always
preceded
by
an
\i."
(U)
FREQ
UNCAL
The
FREQ
UNCAL
message
appearing
constantly
,
indicates
a
YTO-tuning
error
.
P
erform
the
NNNNNNNNNNNNNNNNNNNNNNNNNN
CAL
FREQ
(receiver
RF
section)
or
NNNNNNNNNNNNNNNNNNNNNNN
CAL
ALL
(EMI
receiver)
routines
.
(U)
and
(H)
Function
not
available
in
current
Mode
Indicates
that
the
function
that
you
have
selected
can
only
be
used
with
the
instrument
mode
.
Y
ou
can
use
the
4
MODE
5
key
to
select
the
instrument
mode
.
(U)
HFS
disc
may
be
corrupt
This
error
may
be
due
to
conicting
disk
operations
invoked
from
the
front-panel
keys
and
the
remote
I/O
port,
or
it
may
indicate
that
the
disk
is
corrupt.
After
pressing
the
\HOLD"
key
,
4
(ENTER)
5 ,
on
the
front
panel,
retry
the
operation.
If
the
operation
fails
again,
check
the
disk
using
the
catalog
function.
(U)
Improper
destination
type
Reported
if
an
attempt
is
made
to
append
data
to
a
le
and
the
le
cannot
be
extended.
Try
the
operation
using
another
disk.
(U)
Improper
le
name
Reported
if
a
le
or
directory
name
is
specied
that
in
some
manner
does
not
conform
to
le
name
conventions:
too
many
characters
,
illegal
character
in
le
name
,
and
so
on.
Improper
le
type
Reported
in
the
event
that
an
operation
appropriate
for
a
data
le
is
attempted
on
a
directory
.
Check
the
contents
of
the
disk
using
the
catalog
function.
(U)
Improper
value
or
out
of
range
Indicates
an
internal
error
in
computing
the
amount
of
data
to
read
from
the
disk
or
an
invalid
parameter
.
This
may
indicate
corrupt
media;
try
a
new
disk.
If
the
condition
persists
,
contact
your
HP
representative
.
(H)
Incorrect
unit
code
in
msus
An
attempt
has
been
made
to
read
a
disk
that
is
neither
LIF
nor
DOS
format
or
a
communications
failure
between
the
main
processor
and
the
oppy
disk
subsystem.
If
the
disk
in
use
is
LIF
or
DOS
format,
try
turning
the
instrument
o,
wait
a
few
seconds
,
then
turn
the
instrument
on
again.
If
the
condition
persists
,
contact
your
HP
representative
.
(U)
(H)
Incorrect
volume
code
in
msvs
An
attempt
has
been
made
to
read
a
disk
that
is
neither
LIF
nor
DOS
format
or
a
communications
failure
between
the
main
processor
and
the
oppy
disk
subsystem.
If
the
disk
in
use
is
LIF
or
DOS
format,
try
turning
the
instrument
o,
wait
a
few
seconds
,
then
turn
the
instrument
on
again.
If
the
condition
persists
,
contact
your
HP
representative
.
(U)
(H)
Insucient
Memory
Indicates
a
temporary
memory
overow
condition.
Attempt
to
free
Error
Messages
13-5