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APPENDICES
During
the
course
of
most
operations, the
P-55
will
show
information (such
as the
values
of
parameters)
in
its
display.
When
necessary,
however,
it
will
sometimes
display the
messages below.
Their
meaning, and
the action
you
should
take are
explained
i
the following.
in
Error/Warning
Messages
O
Warning
Messages
[Meaning]
Bulk
Dump
standby.
Do
you
wish
to
carry out the
Bulk
Dump?
[Meaning!
Are you
sure
you
wish
to restore
all
the Factory
Presets?
[Meaning]
Have
the
sounds
reverved
to
the Instrument
table
1
of
sound
organization?
[Meaning]
Have
the
sounds
reverted to the
Instrument
table
2 of
sound
organization?
[Meaning]
(No
Instrument)
The sound
specified
by
the
Program
Number
and
the Control
Change
Number
is
not
available
in this unit.
[Meaning]
(Battery
Low)
The
battery that serves
in
storing the settings
for
parameters
is
nearly
depleted.
[Action]
Please consult the nearest
Roland
Service
Station.
O
Error
Messages
[Meaning]
(MIDI Off
Line)
An
abnormality has occurred with
respect
to
the
device
or the
cable
connected
to
MIDI
IN.
[Cause
1]
Power
to
the
device
connected
to
MIDI
IN
was
turned
off.
[Action
1]
Presents
no
problem.
[Cause
2]
The
cable
connected
to
MIDI
IN
was
disconnected, or
it
could
possibly
be damaged.
[Action
2]
Check
the cable,
and
make
sure
it
is
connected
properly.
[Meaning]
(MIDI
Buffer
Full)
An
excessive
amount
of
MIDI
data
was
received
and
it
could
not
be
properly processed.
[Action]
Check
to
make
sure
that
you
are not
sending an excessive
amount
of
MIDI
data
to
the
P-55
at
one
time.
[Meaning]
(MIDI
Hard
Error)
An
abnormality
was
detected within the data received
at
MIDI
IN.
[Cause]
The MIDI
cable
connected
to
MIDI
IN
may
not
be connected
properly.
[Action]
Check
to
make
sure the
MIDI
cable
is
firmly
connected.
[Meaning]
(MIDI
DTI
Data
Error)
The
Exclusive data
(DTI)
received
at
MIDI
IN
was
in
error.
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