Sequential 420 Owner Manual
OPERATION
MANUAL
SEQUENTIAL
Publications
Department
CM120A
March,
1985
MODEL
TOM
DIGITAL
OPERATION
by
Rick
DRUM
*20
MACHINE
MANUAL
Davies
Sequential
3051
San
3ose,
U.S
A.
North
First
Street
CA
95131-2093
108/916-5210
TELEX:
1997150
SEQCIR
•
Sequential/Europe
3610
.
*
TELEX:
12721
.
P.O.
Box
16
AA
Mijdrecht
Netherlands
02979-6211
6QNTL
NL-
MODEL
TOM
420
OPERATION
by
Rick
Edited
Art
The
by
Assistance:
Model
PROJECT
FIRMWARE:
MIDI
FIRMWARE:
DIGITAL
PC
LAYOUT:
PRODUCT
MANUAL
Davies
Stanley
fr20
MANAGER/ENGINEER:
Bill
SAMPLING
SUPPORT
Jungleib
Jay
Oglevee
TOM
Design
Aspromonte
Chris
Meyer
SYSTEM
Jeff
Oglevee
ENGINEER:
Team:
Tony
DESIGN:
Scott
Dean
Paul
Rutigliano
Peterson
Manual
Issued:
Software
©1985
SEQUENTIAL
All
No.
CM420A
March,
Release:
by
rights
reserved.
CM420A
1985
TOM 1 0
Printed
in
U.S.A.
ii
Table
of
Contents
Preface
General
1
SET-UP
1-1
1-2
2
2-1
2-2
2-3
CONNECTION
POWER-UP
BASIC
BASIC
BASIC
INSTRUMENT
Block
Diagram
Figure
Figure
Adjust
1-1
1-2
Volume
Set-Up
Cartridge
OPERATION
PLAYBACK
Selecting
Pattern
Adjust
RECORDING
Erase
Record
Erase
Playing
Set
Instrument
Set
Instrument
Set
Instrument
Combining
Playing
Auto
Functions
Playback
Playback
Pattern
Basic
Events
CONTROLS
Instruments
Instrument
Reversed
Repeat
Diagram
Insertion
Settings
Tempo
AND
ERASING
Pattern
On
Cartridge
Tunings
Volumes
Panning
Control
Sounds
Changes
vn
ix
1-1
1-1
1-1
1-2
1-2
1-3
2-1
2-1
2-1
2-1
2-2
2-3
2-3
2-3
2-3
2-5
2-6
2-8
2-8
2-9
2-10
2-10
2-11
3
RECORDING
3-1
3-2
3-3
3-*
3-5
CM420A
ERASE
TIME
RECORD
COPY/APPEND
AUTO
PATTERNS
PATTERN
SIGNATURE
MODE
Metronome
Error
Erase
Improv
Stack
Flanging
Reframe
Single
Correct
Instrument
Step
REPEAT
AND
NUMBER
FUNCTIONS
iii
OF
MEASURES
3-1
3-1
3-2
3-3
3-5
3-5
3-6
3-7
3-8
3-9
3-10
3-11
3-13
3-14
4
ADVANCED
4-1
4-2
4-3
5
SONG
5-1
5-2
5-3
5-4
5-5
5-6
PATTERN
TOM
ROLLS
Overdubbing
Adjusting
MIDI
TRUNCATING
PROGRAMMABLE
Tunings
Instrument
PATTERNS
FUNCTIONS
SONG
ERASE
SET
BUILD
HUMAN
COPY/APPEND
PLAYBACK
SONG
INITIAL
SONG
Pattern
Sub
Repeat
Tempo
Volume Change
Step
Delete
TEMPO
FUNCTIONS
Number
Son-g
Number
Loops
Change
Number
FACTOR
SONG
RECORDING
Controls
FOOTSWITCH
while
Recording
4-1
4-1
4-1
4-2
4-3
4-4
4-5
5-1
5-1
5-2
5-2
5-3
5-4
5-5
5-3
5-10
5-11
5-12
5-12
5-13
5-14
6
MEMORY
6-1
7
7-1
7-2
7-3
7-4
8
8-1
MEMORY
STORAGE
CONNECTION
SAVE
VERIFY
LOAD
OPERATION
TRIGGER
MANAGEMENT
STATUS
Amount
Clear
Amount
Software
ON
Signal
TO
of
Memory
All
Memory
of
Memory
Version
TAPE
Figure
7-1
Level
TAPE
Connection
TAPE
Verify
Load
Error
FROM
Error
WITH
TAPE
OTHER
OUT
Figure
To
Trigger
To
Record a Pattern
To
Step
8-1
Driving a Pro-One
with
Trigger
the
Pro-One
Through a Pro-One
with
Trigger
Used
by
Current
Installed
For
Tape
EQUIPMENT
Out
with
Trigger
Using
Trigger
Sequence
Out
Pattern
Storage
Out
Out
•
6-1
6-1
6-1
6-2
6-2
6-2
7-1
7-1
7-1
7-1
7-2
7-3
7-4
7-4
7-4
8-1
8-2
8-2
8-2
8-3
8-3
CM420A
iv
8-2
8-3
8-4
CLOCK
OUT
Connection
Figure
8-2
with
CLOCK
SYNC-TO-TAPE
IN
Figure
Connection
Figure
Adjust
Record
Record
To
Record
8-3
with
8-4
the
Sync
the
Sync
Drum
More
Driving
Clock
Driving
other
Connection
Track's
Track
Parts
Drum
Sequencers
Out
the
TOM
Drum
in
Machines
for
Signal
Sync
with
Parts
Sync-to-Tape
Level
Sync
Track
from
the
TOM
8-*
8-4
8-4
8-6
8-6
8-7
8-7
8-7
8-8
8-8
8-8
8-9
CM420A
The
Model
digitally-sampled
panel,
TOM!s
together
The
TOM
sounds
TOMfs
providing
patterns
420
TOM
instrument
via
MIDI
built-in
to
control,
instrument
form
complete
contains
are
needed
on-board
an
along
for a specific
sounds,
additional
with
is a digital
eight
Sequential
seven
the
factory
Preface
drum
sounds
or
by
playing
event
percussion
recorder.
on-board
application,
sounds
presets.
machine
either
arrangements.
percussion
offers
which
capable
live
from
the
patterns
Patterns
created
can
sounds,
rather
alternate
can
than
sound
be
of
playing
TOM's
but
replace
cartridges,
recorded
front
with
be
linked
if
other
into
the
the
Other
machines
stereo
backwards,
(Operation
features
pannings
are
and
of
which
its
(in
the
MIDIGUIDE.)
For
an
overview
Diagram
When
MIDI,
Circuitry,
consists
on
page
ix.
instrument
instrument
MIDI
of:
1)
The
instrument
This
TOM's
cartridge
addressing
board
Instrument
selected,
external
sounds
events
OUT,
selects
on-board
and
electronic
set
the
TOM
ability to
"real
unique
Model
of
the
and
record
time"
are
are
or
recording
420
with
TOM's
played
sent
the
Event
number.
one
instrument
instrument
sounds
instrument
cartridge
//16
causes a 5-V
are
sounds
sounds
is
not
stored
instruments.
apart
all
in
"single
MIDI
operation,
live,
to
the
Recorder.
sound
sounds
numbered
trigger
from
drum
tunings,
step"),
possibilities
is
detailed
see
from
the
Instrument
Each
from
are
9-15.
allows
to
in
any
be
played
sound
to
be
other
the
front
Sound
numbered
combination
digital
volumes
play
drum
through
in
General
panel
Sound
instrument event
Memory.
This
method
drum
and
sounds
MIDI.
the
TOM
Block
or
over
Decoding
The
1-8.
The
of
of
on
simultaneously.
memory,
output
but
when
for
driving
2)
The
Instruments
pitches
3)
The
Instrument
volume
4)
The
Instrument
5)
The
Instrument
which
improv
CM420A
instrument
tuning.
can
be
(0-31).
instrument
of
direction
"improv"
do
status
volume.
sounds
zero
in
sounds
can
produces
which
can
status.
events
not
play
has
no
tuned
play
the
be
can
on
effect
to
at
any
no
sound
instrument
played
be
recorded
every
loop
on
events
vii
any
of
thirty-two
of
eight
at
the
should
forwards
as
through a pattern.
played
volumes
audio
outputs.
play.
or
reversed.
"improvised"
"live."
distinct
(0-7).
A
notes
The
*
6)
The
channel
The
TOM
undedicated
sound
instrument
7)
The
appear.
Instrument
outputs.
To
create
instrument
If a MIDI
instrument
tunings,
TOM!s
volumes
MIDI
to
audio
instrument
controls
keyboard
events
implementation,
in
which
can
channels
the
events
output(s)
events
events
(see
is
to-
and
other
the
instrument
play
four
each
four-into-two
are
played,
on
which
can
appear
from
page
2-5),
connected
be
played
instrument
see
the
events
of
which
mixer.
and
the
at
the
front
then
play
to
the
with
controls.
TOM
sound
on
either
panel,
TOM,
live
should
at
once,
carries
The
TOM
which
instrument
or
first
the
instrument
designated keys
control
(For
play.
and
one
instrument
decides
channels.
sound
both
of
you
set
of
instrument
details
MIDIGUIDE.)
has
four
which
should
the
audio
up
the
switches.
allow
on
the
Upon
reads
which
audio
mixer
signals.
If
memory.
live
This
events,
other
The
recorder's
from
event
machines
For
text,
appear
INDICATORS
receipt
data
appears
signals
or
the
event
events,
allows
live
MIDI
record
either
recorder's
quick
and
in
of
from
can
headphones,
recorder
When
then
live
and
equipment
and
internal
an
to
be
scanning,
references
bold.
card
at
the
and
recorded
playback
external
Clock
played
For
an
event,
sound
either
be
monitored
or
pattern
played
recorded
from
the
instrument
memory,
or
both
as a single
is
recording,
loops,
by
the
instrument
notes
are
also
the
TOM.)
tempos
clock,
but
5-V
Out
in
sync
if
desired,
clock,
allows
with
instructions
to
the
TOM's
quick
reference,
(CN420-1) and
sound
and
converts
audio
as
discrete
monophonic
events
recorded
it
into
outputs.
events
The
outputs
mix
are
sound
to
be
played
sent
over
are
normally
patterns
or
by
incoming MIDI
external
the
in
this
use the
sequencers,
TOM!s
manual
switches,
INSTRUCTION
simultaneously.
MIDI,
controlled
can
patterns.
are
jacks,
TOM
CARD
decoding
an
output
stored
are
decoding
allowing
also
circuitry
audio
left
and
suitable
of
the
in
pattern
combined
circuitry.
control
by
the
be
clocked
clocks.
or
other
indented
CONTROLS
from
and
functions
(CN420-2).
signal
right
for
a
two
with
(All
of
event
The
drum
the
AND
CM420A
viii
o
O
>
FRONT
PANEL
I
RECORDED
EVENTS
INSTRUMENT
BACKWARDS.
AND
INSTRUMENT
SOUND
DECODING
*,
CHANNEL
TUNING
VOLUME
■
EXTERNAL
CLOCK
IN
GENERAL
BLOCK
DIAGRAM
PATTERN
MEMORY
CLOCK
OUT
SOUND
FACTORY
PRESETS
\
DATA
MEMORY
]
CARTRIDGE
CHANNELS
1-4
SECTION
SET-UP
1
WARNING!
all
equipment
1-1
CONNECTION
HEADPHONES
MONITOR
M'XER
SYSTEM
Before
is
turned
*MP
connecting
off.
or
disconnecting
footswitch
(SEQUENTIAL
MODEL
839)
anything,
make
POWER
TRANSFORMER
sure
Figure
Set-up
1-1
Diagram
Connect
(See
For
Right/Mono
For a mono
to
To
Left/Phones.
Connect
back
the
Model
connection
discrete
420fs
diagram
left
to
two
mix
one
input
(If
audio
drive
If
audio
the
panel
Footswitch
of
the
anything
channel
stereo
anything
channel
optional
audio
output
above,)
and
right
outputs,
inputs
of
monitor
is
plugged
appears
of
both
audio
at
the
monitor
outputs,
system.
into
Left/Phones,
Right/Mono.)
headphones,
is
plugged
appears
footswitch
input.
into
at
Left/Phones.
(Sequential
to
the
monitor
connect
Left/Phones
system.
connect
Right/Mono
only
plug
the
headphones
Right/Mono,
only
Model
839)
system.
and
the
right
into
the
left
to
the
CM420A
1-1
If
used,
the
Models
below.
insert
the
261
or
optional
262)
Sequential
into
the
front
sound
panel
slot.
cartridge
See
(such
Figure
as
1-2,
CAUTION!
cartridge.
Figure
Cartridge
Always
1-2
Insertion
switch
power
off
before
removing
or
inserting
Connect
Connect
VAC
Plug
requires
1-2
POWER-UP
Check
then
Check
way
WARNING!
the
transformer
strip,"
that
switch
The
read
that
down,
When
turn
off
the
TOM's
the
input.
the
transformer
no
the
the
PATTERN
"00."
the
then
from
or
unplug
power
transformer's
grounding,)
TOM's
TOM's
LED
monitor
switch
the
TOM
the
the
transformer.
six-pin
into a power
Master
power
the
is
power
power
Volume
on.
should
system
light,
master
monitor
not
in
use,
outlet,
strip.
system
connector
outlet.
is
turned
and
the
volume
power
turn
power
or
if
plugged
to
(The
all
right
is
on.
the
TOM's
15
transformer
the
way
down,
display
turned
off,
intd a "power
should
all
and
unplug
the
CM420A
1-2
Turn
the
TOM's
Master
Adjust
volume
Volume
settings.
to
about
half
of
full
volume.
Play
the
monitor
Note:
Volume
system.
(if
For
best
as
high
To
give
possible)
instrument
system
to
the
volume(s)
signal-to-noise
as
possible
the
TOM a more
audio
switches
without
outputs.
as
you
gradually
to
the
desired
performance,
causing
"live11
level.
distortion
sound,
increase
set
the
TOM's
in
the
add a touch
the
Master
monitor
of
reverb
CM*20A
1-3
SECTION
2
The
following
introduce
2-1
BASIC
The
patterns
introduce
All
of
PATTERN,
the
LED
are
used
LEDs
group.
TOM
the
at
to
on
the
PLAYBACK
comes
which
the
TOM's
SONG,
the
step
the
sections
front
panel
from
demonstrate
front
panel
functions
and
top
of
up
or
left
indicate
cover
function
the
controls
Selecting
CONTROL.
the
down
basic
groups.
factory
its
capabilities.
and
Functions
are
divided
group
lights.
through
which
function
BASIC
operation
with
many
playback
into
When a function
The
Function
the
functions,
is
of
the
interesting
The
following
functions.
three
function
group
Select
while
active
in
OPERATION
TOM
is
the
the
and
sample
pages
groups:
selected,
switches
thirteen
selected
Note:
pressing a function
LED
group.
Now
recording
patterns,
Note:
record
For
the
is
already
that
the
capabilities,
and
get
If
for
some
some
Press
If
desired, to
ten-key
To
patterns
PATTERN.
The
top
the
PATTERN
current
pad.
start
general
group
lit,
it
will
Model
420
familiar
reason
before
function
pattern
select a different
pattern
footswitch).
If
the
selected
case,
all
operations
switch.
not
be
necessary
is
up
and
listen
with
Pattern
to
some
Playback
memory
If
running,
some
of
is
you can
LED
lights,
function
number.
playback,
pattern
group.
press
is
empty,
in
this
manual
the
appropriate
to
re-select
for a demonstration
of
the
the
front
panel
empty,
play
identifying
The
pattern,
you
them.
(See
right
enter
will
Pattern
display
Start/Stop
nothing
is
begin
function
the
factory-recorded
controls.
have
page
2-3.)
Number
shows
two
digits
(front
heard.
with
group
function
of
its
to
first
in
the
on
the
panel
or
While
You
CM420A
the
pattern
are
plays,
in
playback
hit
the
mode,
instrument
so
what
you
2-1
switches.
play
is
not
fecorded.
While
number.
the
The
next
is
an
(rather
6.
To
stop
7.
To
continue
was
stopped:
Hold
PATTERN.
current pattern
pattern
empty
than
the
pattern,
playback
starts
pattern,
loop).
press
is
in
the
Start/Stop
of
the
running,
perfect
current
select
time.
pattern
or
pattern
from
another
If
the
new
stops
pattern
selection
at
its
end
the f ootswitch.
the
point
at
which
it
Press
Playback
To
speed
tempo
The
moment
held,
To
slow
To
display
switches.
Start/Stop.
Playback
is
up
playback,
current
the
down
current
is
resumed.
Adjust
adjustable
from
press
tempo
before
more
playback,
(in
increasing.
the
tempo
press
tempo
Playback
the
beats
without
Tempo
40
to
240
upper
per
The
changes.
the
lower
changing
beats
Tempo
minute)
longer
Tempo
per
switch.
is
the
switch.
it,
hold
minute.
displayed
Tempo
both
for
switch
Tempo
a
is
CM420A
2-2
2-2
BASIC
RECORDING
AND
ERASING
Before
patterns.
erase
To
To
recording
(To
make
any
of
the
erase a pattern:
Press
Press
Press
record a basic,
Press
PATTERN.
the
upper
This
selects
group.
The
Tbe
0.
pattern
PATTERN.
new
patterns,
more
factory
Function
Execute
one-measure
room
for
patterns.)
Erase
Select
Erase
Pattern
LED
is
now
erased,
Record
Basic
long,
locate
your
Pattern
switch
some
own
once.
from
blinks.
and
Pattern
Pattern
fr/»
drum
erased
patterns,
the
PATTERN
Number
pattern:
feel
is
("empty11)
free
to
function
selected.
To
erase
Enter
Press
Press
Play
the
number
To
check
the
lower
This
selects
The
display
switched
Start/Stop
The
metronome
measure.
the
instrument
The
instruments
pattern.
instruments
Press
the
The
Instrument
group.
of
an
empty
it
is
empty,
Function
Metronome
reads
on,
and
set
or
the
footswitch.
starts,
When
the
keys.
are
from
the
lower
Function
fourth
is
pattern
Erase
function
pattern.
press
Start/Stop.
Select
"on
to a quarter-note
included
selected
switch
from
the
4,"
meaning
accenting
loops,
on
Events
pattern
without
Select
LED
from
once.
PATTERN
rate.
the
all
lit
LEDs
the
next
stopping
switch
twice.
lights,
the
PATTERN
function
the
metronome
first
beat
blink.
loop
indicating
of
through
recording:
function
group.
is
each
the
Erase
CM420A
2-3
On
the
instrument
On
removed
If
desired,
press
other
To
return
Select
This
To
stop
recording,
beat
of the
to
be
the
next
from
to
erase
instrument
to
pattern
switch
twice.
selects
press
undesired
erased.
loop
through
the
pattern.
more
keys.
recording,
Metronome
event,
the
instruments
again.
Start/Stop.
press
pattern,
press
the
the
from
the
upper
switch
instrument
the
of
the
is
pattern,
Function
Note:
Record
MODE
in
While
Mode
FUNCTIONS,
the
CONTROL
recording a pattern,
section
of'the
page
3-3.),
function
group
you
PATTERN
or
the
(see
can
only
select
function
group
instrument
following
pages).
functions
(see
control
in
RECORD
functions
the
CM420A
2-4
2-3
INSTRUMENT
CONTROLS
Before
you
Some
while
CONTROL,
(Remember,
from
Each
consists
going
should
of
other
into
get
the
controls
then
the
the
current
time
an
instrument
of:
The
instrument
Although
TOM's
This
cartridge
The
instrument
familiar
TOM's
allows
Instruments
pattern
The
instrument
Instruments
feature
"human"
more
function
function
front
to
detail
with
instrument
are
specifying
about
the
treated
with
LEDs
group.)
is
played,
number.
there
sounds
contain
are
only
panel,
patterns
tuning.
can
there
simultaneously.
be
tuned
several
volume.
can
be
played
instruments
feel
to
with
the
pattern.
the
TOM's
instrument
controls
as
functions,
the
Function
indicate
it
is
called
eight
to
to
tunings
changing
instrument
are
sixteen
play
32 pitches
at
eight
recording
controls.
have
which
an
the
of
one
volumes.
dynamics,
capabilities,
dedicated
selected
Select
function
"event."
switches
instrument numbers.
TOM's
(00-31).
instrument.
switches,
by
pressing
switches.
is
selected
Each
event
on
the
on-board
This
Patterns
giving a more
and
allows
a
can
The
instrument
Instruments
outputs.
be
recorded
Direction.
.
Instruments
Improv
status.
Instruments
"improvised"
Each
of
these
When
current
adjusted
been
Operation
an
instrument
control
without
recorded.
of
pages.
PATTERN
For
RECORDING,
some
stereo
To
pan.
can
be
give
the
into a pattern
can
be
can
events.
controls
affecting
the
can
be
is
recorded,
settings.
The
the
instrument
applications
on
output
impression
played
be
(For
set
controls
page
on
the
of
with
several
forwards
recorded
details,
independently
the
event
instrument's
settings
of
is
of
thes$
4-1.
left,
right,
motion,
pannings.
or
backwards.
as either
see
page
for
contains
controls
events
which
described
controls,
or
instruments
3-7.)
each
that
on
see
both
audio
can
regular,
or
instrument.
instrument's
can
then
have
the
following
ADVANCED
be
already
CM420A
2-5
The
Model
of
instrument
to
15.
420
Playing
Instruments
features a sound
sounds
playable
from
On
Cartridge
cartridge
the
slot,
front
panel
increasing
or
the
number
patterns
from
8
CAUTION!
TO.Ws
Check
panel
Turn
Play
Press
Play
Note:
Although
sound
panel
jack
drums.
Do
power
that
slot,
power
the
The
Cartridge.
It
lights.
the
Instrument
the
(while
which
(For
details
not
insert
is
on.
the
sound
label-side
on.
instrument
TOMfs
instrument
Sequential
pressing
Cartridge
can
see
up.
keys.
eight
built-in
keys.
keys 1 through 7 play
cartridge.
the
is
lit), a trigger
trigger
TRIGGER
or
remove a sound
cartridge
Trigger
is
secured
sounds
play.
Out
instrument
is
external
sequencers
OUT,
on
page
cartridge
in
the
corresponding
key
produced
from
or
other
while
TOM's
sounds
produces
the
electronic
8-2.)
the
front
from
no
back-
To
record a pattern
Press
Enter
Press
Play
To
PATTERN.
the
desired
Start/Stop.
the
instrument
The
cartridge
pattern.
stop recording,
Press
PATTERN.
with
the
cartridge
erased
pattern
switches.
instrument
press
Start/Stop.
instrument
sounds:
number.
sounds
are
recorded
into
the
CM420A
2-6
To
play
simultaneously:
the
TOM's
built-in
sounds
and
cartridge
sounds
Press
The
Play
the
The
To
start
If
the
now
To
stop
For
more
and
cartridge
page
3-1.
Cartridge
LED
instrument
TOM's
playback,
the
cartridge
not
playback,
information
instrument
again.
turns
off.
keys.
built-in
press
selected
lit.
pattern
sounds
press
on
recording
sounds,
drum
sounds
return.
Start/Stop.
contains
are
played,
any
cartridge
even
Start/Stop.
patterns
see
with
RECORDING
sound
though
the
Cartridge
TOM's
PATTERNS,
events,
is
on-board
on
CM420A
2-7
Real
drum
differing
TOM's
effects.
instrument
To
set
kits
often
sizes
instrument
(As
for
there
key can
the
TOM's
Set
Instrument
include several
tom-tom
sounds
are
only
play
only
instrument
rolls,
can
be
eight
one
tunings:
Tunings
similar
and
other
tuned
to
one
of
instrument
tuning
at a time.)
keys
drums
effects.
32
and
Each
pitches
on
the
cymbals
for
TOM,
of
of
the
similar
each
Press
Play
CONTROL.
The
selected.
the
The
31).
To
raise
DEC.
Play
the
It
plays
If
desired,
If
desired,
Note:
pattern.
It
is
possible
(See
top
function
The
desired
right
or
instrument
repeat
set
page
instrument
display
lower
at
the
instrument
to
4-2.)
LED
left
display
shows
the
selected
key
new
for
other
change
Set
Instrument
is
lit,
indicating
reads
key.
the
again.
tuning.
instruments.
volumes
instrument
"T."
instrument's
instrument's
and
Volumes
Instrument
tuning
tuning,
pannings
tunings
(see
while
Tuning
value
press
(00-
INC
is
or
below).
recording
a
To
give
dynamics
sounds
possible
sensitive
MIDIGUIDE,
To
program
the
may
can
each
to
program
MIDI
MG420.)
the
If
not
already
Select
Play
Instrument
The
left
the
desired
The
right
TOM's
be
TOM's
7).
To
raise
or
lower
DEC.
CM420A
drum
recorded
be
played
instrument
keyboard.
instrument
lit,
press
patterns a more
with
at
For
CONTROL.
Volume
display
display
reads
instrument
shows
the
selected
each
eight
more
with
"V."
key.
the
event.
volume
volume
volumes:
the
levels
information,
Function
instrument's
instrument's
2-8
"human"
The
TOM's
levels
from a velocity-
Select
feel,
instrument
(0-7).
see
(It
the
keys.
current-volume
volume,
press
INC
f
drum
is
also
TOM
(0-
or
Play
the
instrument
It
plays
If
desired,
If
desired,
repeat
below).
key
at
the
new
volume.
for
other
set
instrument
again.
instruments.
tunings
(see
above),
or
pannings
(see
Note:
pattern.
The
the
instruments
with
To
It
is
possible
(See
page
TOM
audio
features
output
can
distinct
set
the
If
it
Select
Play
tuning
TOM's
is
not
Instrument
The
left
the
desired
The
r,
or
To
pan
the
The
in
be
instrument
selected,
display
right
C).
instrument
right
to
change
instrument
4-2.)
Set
Instrument
programmable
which
each
positioned
or
volume
pan
press
Pan
with
reads
instrument
display
display
shows
to
reads
panning,
instrument
left,
settings.
positions:
CONTROL.
the
"P."
key.
the
the
left
HL."
volumes
Panning
allowing
plays.
right,
Function
or
center
Select
instrument's
audio
output,
while
Each
keys.
current
press
recording
you
to
program
of
the
(left
and
position
DEC.
a
TOM's
right),
(L,
To
pan
The
To
place
The
Play
the
It
If
desired,
If
desired,
Note:
page
It
is
4-2.)
CM420A
the
instrument
right
display
the
instrument
right
display
instrument
plays
possible
on
the
selected
repeat
set
for
instrument
to
pan
to
the
right
audio
reads
reads
key
other
Ifr.lf
on
both
audio
"C."
again.
audio
output(s).
instruments.
tunings
instruments
or
volumes
while
2-9
output,
outputs,
recording
press
press
(see
above).
a
INC.
0.
pattern.
(See
Combining
Instrument
Control
Changes
Press
Hit
If
Select
If
Select
If
DEC,
Hit
If
CONTROL.
This
selects
the
desired
The
value.
desired,
Instrument
The
selected
desired,
Instrument
The
selected
desired,
0,
or
the
instrument
It
plays
desired,
Instrument
instrument
right
display
adjust
adjust
pan
INC.
repeat
the
the
the
with
all
Tuning.
switch.
shows
instrument
Volume
instrument's
instrument's
Pan
with
instrument's
selected
switch
the
new
for
other
the
selected
tuning
with
the
Function
volume
volume
the
Function
current
instrument
again.
control
instruments.
instrument's
with
INC
and
Select
level
is
displayed.
with
INC
Select
panning
left,
settings.
switches.
is
displayed.
center,
tuning
DEC.
switches.
and
DEC.
or
right
with
This
may
not
live,
effects
however,
but
in
the
generally
offers a simple switch
Press
Play
Select
Reverse.
the
instrumeat
All
played
a pattern
Start/Stop.
The
pattern
unlike
Press
To
record
RECORDING
Reverse
The
live
patterns
MODE
Playing
be
the
sort
of
recording
requires
keys.
instrument
for
plays.
the
instrument
again.
instruments
with
FUNCTIONS,
Reversed
thing
studio,
time
to
sounds
playback
Notice
keys,
are
returned
forward
Sounds
that
producing
and
patience.
produce
play
(see
that
are
not
and
on
page
drummers
this
tend
backwards
The
unique
effect.
backwards.
page
the
affected
to
normal.
reversed
2-1),
recorded
by
3-3.
to
practice
instrument
Model
then
420,
press
instruments,
Reverse.
sounds,
see
CM420A
2-10
This
feature
having
is
determined
Repeat,
song.
Use
described
To
turn
allows
to
repeatedly
you
must
of
Auto
in
RECORDING
Auto
Repeat
drums
by
the
be
Repeat
Auto
Repeat
to
be
continuously
play
the
instrument
Error
recording a pattern,
Correct
in
playback
PATTERNS,
on:
keys.
rate
(see
or
follows.
on
page
retriggered
The
below).
playing
(Use
without your
Auto
Repeat
To
use
back a pattern
in
recording
3-14.)
rate
Auto
or
is
Press
Enter
Press
Hold
To
adjust
Press
Select
Press
CONTROL.
Auto
Repeat
The
left-
"OF"
(off).
0.
The
light
PATTERN.
the
desired
pattern
display
display
Start/Stop.
Playback
any
The
the
Press
begins.
instrument
instrument
Auto
Repeat
key.
is
Start/Stop.
The
pattern
stops.
with
the
reads "Ar."
reads
number.
played
rate:
repeatedly.
Function
"on."
Select
The
switches.
right
display
reads
Select
Adjust
To
To
To
turn
Auto
Press
Select
Press
CM420A
Error
exit
resume
Repeat
CONTROL.
Auto
0.
The
Correct.
the
displayed
Record
playback,
off:
Repeat
right
error
Mode,
press
press
with
the
display
reads
2-11
correct
PATTERN.
rate
with
INC
Start/Stop.
Function
"OF"
Select
(off).
and
DEC.
switches.
Note:
events,
function.
(see
recording
patterns
Repeat
see
It
is
but
Such
page
3-1),
without
are
can
page
3-1.)
possible
which
be
to
play
patterns
have
"empty11 patterns
entering
first
played,
used.
not
Record
hitting
the
RUN
(For
details
been
can
any
LED
which
erased
be
Mode
instrument
indicates
on
"erased11
with
created
(see
page
contain
by
switches.
playback,
and
no
instrument
the
Erase
erasing a pattern
3-3),
then
When
and
"empty"
Pattern
stopping
empty
Auto-
patterns,
CM420A
2-12
SECTION
3
Basic
described
in
Patterns
(overdubbing),
pattern
them,
playback,
in
Section
pattern
recording
are
time
the
pattern's
erasing,
2.
in
recorded
or
by
starting
signature
measure.)
3-1
ERASE
Before
and
number
pattern.
To
erase a pattern:
PATTERN
recording a pattern,
of
measures.
and
The
following
more
time
detail.
either
with
and
number
signature
it
To
recording
of
basic
pages
by
recording
an
erased
of
measures.
is
k/k
is
possible
do
this,
to
you
RECORDING
drum
explain
over an
pattern
patterns
all
functions
existing
and
defining
(Unless
and
its
length
define
must
the
time
select
PATTERNS
were
used
pattern
the
you change
is
one
signature
an
"erased"
Press
Select
Enter
If
pattern
This
all
instrument
its
time
pattern
after
It
is
sounds
causes
automatically
PATTERN.
Erase
The
the
When
Pattern
desired,
is
the
only
Pattern
displays
number
the
Number
set
(see
next
way
events
signature
first
enters
first
erasing
possible
are
to
play
played,
playback
stop
second
the
and
Record
the
whereas
to
song
with
the
Function
go
blank.
of
the
pattern
digit
is
selected.
time
signature
to
is
entered,
and
page).
to
erase a pattern.
are
deleted,
number
Mode,
pattern.
an
"empty"
stop.
Erased
playback
the
pattern
of
measures
see
page
pattern,
attempting
patterns
(see
page
Select
be
erased.
the
number
If,
after
(which
3-3)
even
to
play
are
5-4).
switches.
pattern
of
measures
recording
becomes
are
can
only
though
an
used
is
a
"empty,"
set
be
no
instrument
erased
in
erased.
for
the
pattern,
but
when
the
changed
pattern
songs
to
CM420A
3-1
3-2
TIME
If
an
otherwise,
the
pattern
measure
entering
SIGNATURE
erased
pattern
the
result
to
long,
Record
you
Mode.
AND
is
NUMBER
selected
for
is a one-measure
be
in
another
must
time
first
specify
OF
MEASURES
recording,
long,
signature,
these
unless
klk
pattern.
or
more
parameters
you
specify
If
you
than
before
want
one
Press
Enter
Erase
To
set
Select
Enter
Use
To
set
Select
PATTERN.
The
top
function
selected.
the
desired
the
selected
the
time
signature:
Time
Signature
two-digit
Variable
INC
Possible
the
number
from
or
DEC
settings
Number
The
right
LED
pattern
pattern
with
number
to
of
measures:
of
Measures
display
for
01 to
63.
select
are
reads
lights,
number
(see
the
numerator
denominator
2, 4,
with
"01."
indicating
on
the
ten-key
previous
Function
page).
Select
(beats-per-measure).
(beat
6,
8,
12,
16,
24,
the
Function
Pattern
pad.
switches.
Number
value).
and
32.
Select
switches.
is
Note:
and
decreased.
Note:
and
If
the
Execute
the
number
(For
Enter
DEC.
changed
two-digit
The
time
until
details,
signature
page).
LED
flashes,
of
measures
see
number
and
the
pattern
the
selected
cannot
TRUNCATING
(01-99)
number
is
put
be
PATTERNS,
on
the
ten-key
of
measures
into
pattern
increased,
is
not
but
page
pad,
or
use
can
be
re-selected
Record
Mode
(see
erased,
can
be
4-4.)
INC
or
next
CM420A
3-2
3-3
RECORD
Any
of
the
functions)
starting
recording
controls
be
selected.
MODE
following
may
from
(to
scratch,
is
started,
adjust
FUNCTIONS
Record
be
selected
or
only
tunings,
volumes,
Mode
to
overdubbing
Record
functions
begin
pattern
an
Mode
stereo
functions,
pan, or
(including
Single
recording,
existing
pattern.
or
instrument
Auto
Repeat)
Step
whether
Once
can
Note:
the
To
While
TOM's
start
Press
Enter
If
desired,
Select
Select
Press
in
Record
memory.
recording;
PATTERN.
the
desired
Pattern
ending
For
songs
set
instructions,
any
of
Mode,
pattern
//99
is a permanently
(see
time
signature
the
Record
switches.
For
simplicity,
following
TOM's
pages
front
panel.
Start/Stop.
The
metronome
accents
pattern
the
first
loops,
all
do
not
turn
number
page
5-4).
see
previous
recording
in
the
starts
(unless
beat
lit
LEDs
(00-98).
and
number
Mode
functions
order
of
each
blink.
power
page.
functions
in
which
switched
measure.
off
erased
pattern,
of
measures.
with
are
they
off).
as
described
this
can
affect
used
the
Function
on
appear
The
Each
on
metronome
time
for
the
the
the
If
desired,
To
record
On
are
To
record
Press
Play
When
Reverse
To
record
Press
CM420A
adjust
instrument
the
included.
reversed
Reverse.
the
finished
the
cartridge
Cartridge.
The
Tempo.
events,
next
loop
through
instrument
instrument
recording
again.
instrument
LED
lights.
play
the
instrument
the
pattern,
sounds:
switches.
the
reversed
sounds:
3-3
switches.
the
instrument
events
instruments,
press
Play
the
Notice
the
see
instrument
that
cartridge
page
8-2.
switches.
only
instrument
sounds.
switches 1 through 7 play
For
information
on
Trigger
Out,
Cartridge
Select
To
stop
The
Note:
Record
Single
Instruments
Mode
Step
When
finished
again.
The
LED
other
Record
turns
recording,
metronome
function
Delete.
is
still
may
functions
recording
off.
Mode
press
stops.
selected.
be
recorded
are
cartridge
functions
Start/Stop.
The
selected
instrument
as
desired.
last
into
patterns
except
events,
selected
Erase
Record
while
Instrument
any
of
press
Mode
the
or
CM420A
The
metronome
outputs,
on
the
several
On
To
indicating
first
beat
rates
power-up,
adjust
metronome:
is
an
audible
the
of
each measure.
to
suit
your
the
metronome
Metronome
click
tempo
application.
is
which
of a pattern,
The
metronome
set
to
sound
appears
at the
TOM's
producing a louder
can
be
adjusted
every
quarter-note.
audio
click
to
Select
pattern
To
To
To
Note:
change
This
sounds
Error
on
behind a sixteenth
If
function
Correct
sixteenth
instrument
Setting
finest
Metronome
does
not
have
Unless
reads
quarternnote.
turn
The
turn
adjust
Possible
you
it
again,
are
Error
resolution
changed,
"04,"
the
metronome
display
the
metronome
the
adjust
or
determines
recorded
is
notes.
is
played
Correct
indicating
reads
metronome
settings
Metronome,
power
in
set
to
If
note,
possible
16,
back
to
with
the
time
the
to
be
running.)
left
display
the
off,
press
"OF"
are
is
the
an
on
(off).
on,
press 0 again.
rate,
2,
4,
6, 8,
it
remains
switched
Error
Correct
how
accurately
with
TOM
instrument
the
next
exactly
96
selects
on
the
TOM.
Function
metronome
0.
use
INC
12,
off.
the
metronome.
allows
loop
on
96th-note
Select
reads
the
"on."
and
DEC.
16,
24,
at
the
the
sounds
is
played
through
nearest
error
switches.
The
right
sounds
and
32.
new
rate
TOM's
For
to
be
recorded
slightly
the
display
on
until
instrument
example,
ahead
pattern,
sixteenth
correction,
(The
every
you
if
only
or
the
note.
the
Error
the
On
intend
to a higher
To
CM420A
correct
rate
at
which
power-up,
to
record
resolution
adjust
error
Select Error
pattern
does
The
left
the
right
also
affects
events
the
patterns
are
Error
Correct
featuring
(96th
correct:
Correct
not
have
display
display
reads
reads
the
Auto
repeated.
Repeat
is
set
fast
note
maximum).
with
to
the
Function
be
running.)
"l-."Unless
"16."
3-5
function by
to
sixteenth
drum
rolls,
Select
error
;
determining
notes.
set
Error
switches.
correct
is
adjusted,
t
If
you
Correct
(The
Select
DEC
the
(to
lower).
The
following
and
the
desired
corresponding
error
table
correct value
shows
note
with
the
possible
values.
INC
(to
error
correct
raise),
or
values
Note:
finishes
new
Often,
important
insert
the
instrument
To
The
new
error
playing
rate
until
you change
patterns
to
easily
them.
pattern
The
is
running
event,
erase
instruments
Check
Select
Press
If
Cartridge.
that
PATTERN
Erase
Start/Stop.
you
want
through
are
correct
composed
remove
TOM
(see
then
while
Instrument
to
erase a cartridge
resolution
the
current
it
again, or
Erase
while
instruments
allows
you
below),
deleting
the
pattern
is lit,
with
measure.
Instrument
to
or
it
(see
and
the
the
power
recording,
Function
takes
erase
by
SINGLE
plays:
effect
is
switched
from a pattern
instruments
stepping
It
then
so
after
it
up
STEP,
pattern
is
stopped.
Select
sound
from
the
the
pattern
remains
off.
can
either
to
the
on
page
at
the
be
just
as
as
it
is
to
while
undesired
3-11).
switches.
pattern,
select
To
delete a specific
instrument
So
long
that
instrument
To
delete
switches.
When
finished
recording,
CM420A
instrument
switch
as
more
when
the
instrument
is
instrument
erasing
select
the
desired
event
the
undesired
switch
erased.
from
event
is
events, press
instruments,
Record
Mode
3-6
the
pattern,
occurs.
held,
.
every
to
return
occurence
other
instrument
to
function.
press
the
of
pattern
f
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