BOSSCO DR-01s User manual

Enjoy playing your acoustic guitar accompanied by a variety of rhythms
Before using this unit, carefully read “USING THE UNIT SAFELY” and “IMPORTANT NOTES” (the leaet “USING
THE UNIT SAFELY” and the Owner’s Manual (p. 22)). After reading, keep the document(s) where it will be
available for immediate reference.
© 2017 Roland Corporation
Enjoy Sounds Like These. . . . . . . . . . . . . . . . . . . 2
Panel Descriptions . . . . . . . . . . . . . . . . . . . . . . . . 4
Installing Batteries . . . . . . . . . . . . . . . . . . . . . . . . 5
Playing Rhythms . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Saving Favorite Settings (Favorite) . . . . . . . . . 8
Advanced Use (Performing). . . . . . . . . . . . . . .10
Advanced Use (Settings). . . . . . . . . . . . . . . . . . 13
Appendices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
USING THE UNIT SAFELY . . . . . . . . . . . . . . . . . .22
IMPORTANT NOTES. . . . . . . . . . . . . . . . . . . . . . . 22
Owner’s Manual

2
Enjoy Sounds Like These
Conga This is a Cuban
ethnic instrument
with a head (skin)
stretched over
a barrel-shaped
body. Originally,
its name diered
depending on
the size of the
head, but they are
collectively called
“congas.”
Drum set This is a set of multiple percussion
instruments that includes a snare
drum, bass drum, and cymbals.
The DR-01s contains standard, rock,
brush, and electro drum sets.
Hand-claps,
Finger-snaps
These are the
sounds of hand-
claps or nger-
snaps.
Bongo
This is an ethnic
instrument
of Cuba that
connects two
drums of dierent
diameters.
The smaller drum
is called the
“macho” (male)
and the larger
the “hembra”
(female).
Paila
This is the sound
(performance
technique) of
striking the body
of the timbales.
“Paila” is a term
for the body of a
timbale.
Shaker, Maracas
Both contain tiny beads, and
produce sound when shaken.
Frequently used in Latin music.
Maracas are made using the
fruit of the maraca tree, which
is a type of palm. Maracas is the
plural form of “maraca.”
Bells
This instrument is shaken to
produce sound. Since there are
many objects called bells that
are not used as instruments,
these are also called “sleigh
bells.”
Whistle
This whistle (called an “apito”
in Portuguese) is used in samba
performance. By opening or
closing the holes at the two
sides of the instrument while
blowing, you can change the
pitch.

3
Enjoy Sounds LikeThese
Conga This is a Cuban
ethnic instrument
with a head (skin)
stretched over
a barrel-shaped
body. Originally,
its name diered
depending on
the size of the
head, but they are
collectively called
“congas.”
Drum set This is a set of multiple percussion
instruments that includes a snare
drum, bass drum, and cymbals.
The DR-01s contains standard, rock,
brush, and electro drum sets.
Hand-claps,
Finger-snaps
These are the
sounds of hand-
claps or nger-
snaps.
Bongo
This is an ethnic
instrument
of Cuba that
connects two
drums of dierent
diameters.
The smaller drum
is called the
“macho” (male)
and the larger
the “hembra”
(female).
Paila
This is the sound
(performance
technique) of
striking the body
of the timbales.
“Paila” is a term
for the body of a
timbale.
Tambourine
This instrument
has multiple small
cymbals attached to a
round frame (body). It
produces sound when
struck or shaken.
Pandeiro
This is a Brazilian
percussion instrument
whose pitch can be
changed by varying the
tension of the skin while
you strike it.
Claves
This percussion
instrument consists
of two sticks that are
played by striking one
against the other.
Cowbell
This percussion
instrument is a bell
made to be attached to
the neck of a cow. It is
played by striking it with
a stick.
Triangle
This is suspended from
a string, and played by
striking it with a metal
rod.
Guiro
This instrument is carved
notches in body side. It
is played by rubbing it
with a stick.
Use the VARIATION [I][H]buttons to switch
rhythm patterns or instruments (p. 7).
Cajon This percussion
instrument originated
in Peru; the player sits
on the box-shaped
body and plays it
by striking it on its
surface or edge.
Sometimes, snares
(strung wires) are
attached inside the
box.
Metronome
A metronome is a
musical tool that emits
sound at a xed tempo.
This metronome can
produce the sound
of a mechanical
metronome, as well
as electronic sounds
or the sounds of drum
sticks.
Sound eects The sounds of surf,
birdsong, and rain are
provided.
Shaker, Maracas
Both contain tiny beads, and
produce sound when shaken.
Frequently used in Latin music.
Maracas are made using the
fruit of the maraca tree, which
is a type of palm. Maracas is the
plural form of “maraca.”
Bells
This instrument is shaken to
produce sound. Since there are
many objects called bells that
are not used as instruments,
these are also called “sleigh
bells.”
Whistle
This whistle (called an “apito”
in Portuguese) is used in samba
performance. By opening or
closing the holes at the two
sides of the instrument while
blowing, you can change the
pitch.

4
Panel Descriptions
Front Panel
Instrument buttons
Select the
instrument
(percussion) that
plays the rhythm
(p. 2).
[s]button
Starts/stops the
rhythm (p. 6).
Tempo LED
Blinks in time
with the beat.
TEMPO [I][H]
button
Adjust the tempo of
the rhythm pattern
that’s playing (p. 6).
Display
Shows information
such as the
instrument or
tempo.
[EXIT] button
Cancels an
operation.
VARIATION [I][H]
button
Switches the rhythm
pattern to play.
[COUNT IN] button
Sounds count when
the unit starts playing
a rhythm (p. 10).
[L]button
Turns the power on/
o (p. 6).
VOLUME [I][H]
button
Adjust the volume.
You can also
individually adjust
the volume of each
instrument (p. 6).
4 inches speaker
While compact,
this outputs clear
sound.
[BEAT] button
Switches the
time signature
of the rhythm
pattern (p. 7).
[TAP TEMPO] button
Sets the tempo of the
rhythm to the interval
at which you repeatedly
press this button (p. 6).
[FAVORITE] button
The current settings
can be saved in one
of 50 memories for
later recall (p. 8).
Rear Panel
CTL 1, 2 jack
You can connect
a footswitch
(sold separately) here.
LINE OUT jack
You can connect
an external speaker
(sold separately) here.
Battery compartment
Install six AA alkaline
batteries.
AUX IN jack
You can connect an audio player
(or smartphone) here.
To outlet
Power cord
Place the AC adaptor so the side with the
indicator (see illustration) faces upwards
and the side with textual information faces
downwards. The indicator will light when
you plug the AC adaptor into an AC outlet.

5
Installing Batteries
If you want to use the unit on batteries,
install six AA alkaline batteries, making sure
that each battery is oriented correctly.
* When turning the unit over, be careful so
as to protect the buttons and knobs from
damage. Also, handle the unit carefully;
do not drop it.
* If you handle batteries improperly, you
risk explosion and uid leakage. Make
sure that you carefully observe all of the
items related to batteries that are listed
in leaet “USING THE UNIT SAFELY”
and Owner’s manual (p. 22).
* The magnetism of the speaker might
make the batteries adhere to the
battery compartment, but this is not a
malfunction.
MEMO
If the following display appears, the
batteries have run low.
bt Battery low
indication
The batteries are
low.
The indication disappears when
you press any of the buttons, but
reappears after a minute.
Either connect an AC adaptor, or
install fresh batteries.
* The power to this unit will be turned o automatically after a predetermined amount of
time has passed since it was last used for playing music, or its buttons or controls were
operated (Auto O function).
If you do not want the power to be turned o automatically, disengage the Auto O
function (p. 19).
NOTE
5Any settings that you are in the process of editing will be lost when the power is turned
o. To avoid losing important settings, make a note of them beforehand.
5To restore power, turn the power on again (p. 6).

6
Playing Rhythms
Turning On the Power
1. Press the [L]button
The power turns on.
To turn o the power, press the [L]button
once again.
Selecting Instruments
1. Press an instrument button to
select a sound (p. 2).
The instrument button you pressed is lit.
2. Press the [s]button.
The rhythm plays using the instrument you
selected.
2
Measure
Indicates the measure
of the rhythm.
MEMO
5You can press multiple instrument
buttons. The rhythm plays with the
selected instruments layered.
5You can switch the measure
indication between displayed
and hidden by holding down the
[EXIT] button and pressing the
[COUNT IN] button.
Adjusting the Volume
1. Use the VOLUME [I][H]buttons to
adjust the volume of the rhythm.
100
Volume
Indicates the volume
of the DR-01s.
Adjusting the Tempo
1. Use the VOLUME [I][H]buttons to
adjust the tempo of the rhythm.
120
Tempo
Indicates the tempo
of the rhythm.
MEMO
You can set the tempo by pressing
the [TAP TEMPO] button multiple
times at the desired interval of timing.
Stopping the Rhythm
1. Press the [s]button.
The rhythm stops.

7
Playing Rhythms
Selecting a Rhythm Pattern
Multiple rhythm patterns are included for each
instrument.
1. Select the instrument whose
rhythm pattern you want to switch.
Make an instrument button light. If you
press a lit instrument button, that button
goes dark (the instrument is not heard).
In this case, press the instrument button
once again to make it light (so that the
instrument is heard).
2. Press VARIATION [I][H]buttons.
The rhythm pattern switches.
Instrument button Example display
for variation #01
[SHAKER/MARACAS] X.01
[TAMBOURINE/CLAVES] t.01
[H.CLAP/BONGO] b.01
[CONGA] G.01
[CAJON] c.01
[DRUMS] d.01
[METRONOME] e.01
MEMO
5You can also switch rhythm patterns
by holding down an instrument
button and using the VARIATION [I]
[H]buttons.
5For instrument buttons that contain
multiple instruments, you can hold
down the [EXIT] button and use the
VARIATION [I][H]buttons to select
the rst number of each instrument.
Changing the Time Signature
You can switch the time signature of the
rhythm pattern between 3/4, 4/4, and 6/8
time.
1. Press the [BEAT] button.
The current time signature is shown.
4/4
BEAT (time signature)
indication
Indicates the time
signature of the
rhythm pattern.
(Example: 4/4 time)
The time signature changes each time you
press the [BEAT] button.
Indication Explanation
3/4 3/4 time
4/4 4/4 time
6/8 6/8 time
Now you understand the basic
operation of the DR-01s.
More advanced uses are described on
the following pages.
&to the next page

8
Saving Favorite Settings (Favorite)
The combination of instruments and the
rhythm pattern can be saved as one of 50
settings (the Favorite function).
Saved settings can be recalled whenever you
like.
Saving
1. Make sure that the [FAVORITE]
button is unlit.
2. Select the instruments and rhythm
pattern that you want to save.
3. Long-press the [FAVORITE] button
(two seconds or longer).
The VARIATION [I][H]buttons blink, and
the save-destination favorite number
appears.
f01
Favorite number
(blinking)
When you save the
settings, the favorite
number is shown.
4. Press VARIATION [I][H]buttons.
Select the save-destination favorite number
(F.01–F.50).
5. Press the [FAVORITE] button.
The settings are saved in the favorite
number that you selected.
MEMO
The count-in (p. 10) on/o status
cannot be saved in a favorite.
Recalling
1. Press the [FAVORITE] button.
The VARIATION [I][H]buttons are lit, and
the favorite number is shown.
2. Press VARIATION [I][H]buttons.
When you select a favorite number
(F.01–F.50), the saved settings are recalled.
When you press the [s]button, the
rhythm plays with the recalled settings.
MEMO
You can turn instruments on/o here.
If you want to change an instrument’s
variation, use the edit function (p. 9).
Exiting the Favorite Function
When you have nished recalling favorites,
press the [FAVORITE] button once again.
The VARIATION [I][H]buttons go dark,
and the display returns to showing the
tempo.

9
Saving Favorite Settings (Favorite)
Editing a Saved Favorite
You can edit the settings of a saved favorite,
and then re-save it.
1. Press the [FAVORITE] button.
The VARIATION [I][H]buttons are lit, and
the favorite number is shown.
2. Press VARIATION [I][H]buttons.
Recall the favorite number (F.01–F.50) that
you want to edit. The saved settings are
recalled.
3. Long-press the [FAVORITE] button
(two seconds or longer).
The [FAVORITE] button blinks. Now you can
edit the favorite.
4. Edit the settings by switching
instruments or rhythm patterns.
5. Long-press the [FAVORITE] button
(two seconds or longer).
The VARIATION [I][H]buttons blink, and
the save-destination favorite number
appears.
f01
Favorite number
(blinking)
When you save the
settings, the favorite
number is shown.
6. Press VARIATION [I][H]buttons.
Select the save-destination favorite number
(F.01–F.50).
7. Press the [FAVORITE] button.
The settings are saved in the favorite
number that you selected.
You return to the state of step 2.
MEMO
If you are nished using the favorite
function, press the [FAVORITE] button
once again.

10
Advanced Use (Performing)
Here we explain convenient functions that you
can use while performing.
Adding a Count Before Rhythm
Starts
You can insert a count before the rhythm
starts.
1. Press the [COUNT IN] button.
The [COUNT IN] button is lit.
When you press the [s]button, a
one-measure count is sounded before the
rhythm plays.
cin
Count-In
This indicates that
count is playing.
MEMO
To turn o the count-in function,
press the [COUNT IN] button once
again.
Adjusting the Count-InVolume
1. Hold down the [COUNT IN] button,
and use the VOLUME [I][H]
buttons.
The volume of the count-in changes.
u50 Volume of count-in
Changing the Type of Count-In
You can change the sound of the count-in, or
use an illuminated (silent) count.
1. Press the [COUNT IN] button.
The [COUNT IN] button is lit.
2. Hold down the [COUNT IN] button,
and use the VARIATION [I][H]
buttons.
Select the type of count-in.
Indication Explanation
.01
.07
.08 Count-in with drumsticks.
.02 .09 Count-in with voice.
.03 .10 Count-in with hi-hat.
.04
.05
.11
.12
Count-in with electronic
sound (beeps).
.06 .13
Count-in by lighting the
tempo LED located above
the speaker.
In this case, no count-in
sound is heard.
01
Type of count-in
Indicates the type of
count-in.
MEMO
c.07–c.13 are two-measure count-ins.

11
Advanced Use (Performing)
Fading-Out the Rhythm
You can gradually decrease (fade-out) the
volume of the rhythm, and then stop.
Here’s how you can use fade-out
Suddenly stopping the rhythm at the
end of a performance might create
an unnatural impression.
For example, it is eective to fade-
out when you want to insert an
expressive break (rest).
1. Hold down the [EXIT] button, and
press the [s]button.
05
Fade-out length
Indicates the length
(seconds) taken by the
fade-out.
The value of the setting changes each time
you press the [s]button.
Indication Explanation
.00. The rhythm does not fade-out.
.02.
:
.40.
The rhythm fades-out over the
specied number of seconds.
2. Release the [EXIT] button.
3. Press the [s]button.
The rhythm plays.
4. Press the [s]button.
The rhythm fades-out and stops.
The display shows “F.o”during the fade-
out.
MEMO
If you press the [s]button once
again during the fade-out, the rhythm
stops immediately.
Doubling or Halving the Tempo
Here’s how to double or halve the tempo
setting.
1. Hold down the [EXIT] button, and
use the TEMPO [I][H]buttons.
5Hold down the [EXIT] button and press
the TEMPO [H]button to double the
tempo.
5Hold down the [EXIT] button and press
the TEMPO [I]button to halve the
tempo.
MEMO
5The tempo’s upper limit is 300, and
its lower limit is 40. If doubling or
halving the tempo would set the
tempo outside these limits, the
tempo is restricted to the upper limit
(300) or lower limit (40).
5When you halve the tempo, the value
below the decimal point is rounded
down. For example, halving a tempo
of 151 changes it to 75.

12
Advanced Use (Performing)
Connecting an External Speaker
By connecting an external speaker
(sold separately), you can play the rhythm
more loudly.
* To prevent malfunction and equipment
failure, always turn down the volume,
and turn o all the units before making
any connections.
AUX IN
etc.
External speaker
(sold separately)
DR-01s
LINE OUT
MEMO
If a plug is inserted into the LINE OUT
jack of the DR-01s, no sound is output
from the speakers of the DR-01s.
Using the DR-01s as a Speaker
Sound from an external device can be played
back through the speaker of the DR-01s.
PHONES etc.
External device (Audio player,
Smartphone, etc.)
DR-01s
AUX IN
MEMO
Use the controls of the external
device to adjust the volume of its
sound.

13
Advanced Use (Settings)
Adjusting theVolume of Each
Instrument
When multiple instruments are playing the
rhythm, you can adjust the volume of each
instrument.
1. Hold down the instrument button
whose volume you want to change,
and use the VOLUME [I][H]
buttons.
u50
Instrument Volume
The volume of the
instrument is shown.
Adjust the volume of the instrument to set
its balance with the other instruments.
2. Release the instrument button.
MEMO
The volume of sound eects (surf,
birdsong, rain) does not change
immediately if you adjust it while
rhythm is playing. The volume change
is applied when you stop the rhythm.
Adjusting the Reverb Level
You can apply reverb (an eect simulating the
reverberation of a hall) to the rhythm.
You can adjust the amount of reverb.
1. Hold down the [EXIT] button, and
use the VOLUME [I][H]buttons.
r50
Reverb Level
The amount of reverb
is shown.
Adjust the reverb level.
Indication Explanation
r.00 Reverb is not applied.
r.10
:
100
Reverb is applied.
2. Release the [EXIT] button.

14
Advanced Use (Settings)
Using Pedals to Control the DR-01s
If footswitches (sold separately: FS-5U, FS-6, FS-7) are connected to the CTL 1, 2 jack, you can
control the DR-01s without removing your hands from your instrument.
You can assign various functions to pedals and use them to control the DR-01s, or use pedals to
play percussion sounds or to recall a pre-specied favorite.
Connecting Pedals
* To prevent malfunction and equipment failure, always turn down the volume, and turn o all
the units before making any connections.
When Connecting an
FS-5U
When Connecting Two
FS-5Us
1/4” phone type ,
1/4” phone type
Stereo 1/4”phone type
,
1/4” phone type x 2
CTL 1
CTL 2 CTL 1
Polarity switch
When Connecting an
FS-7
When Connecting an
FS-6
Stereo 1/4”phone type
,
Stereo 1/4”phone type
Stereo 1/4”phone type
,
1/4” phone type x 2
CTL 2
CTL 2
CTL 1 CTL 1
Mode, Polarity switch Mode, Polarity switch

15
Advanced Use (Settings)
Assigning Functions to Pedals
Here we explain how to assign a function
or a percussion sound to CTL2 (pedal A) or
CTL1 (pedal B) of the FS-6 or FS-7 (each sold
separately).
1. With the DR-01s powered-o, hold
down the VARIATION [H]button
and press the [L]button.
The DR-01s powers-on in a special mode
that lets you assign the function.
ct1
CTL1 function assign
screen
Assigns a function to
CTL1.
Now you can assign a function to CTL1
(pedal B).
2. Press the button of the function
that you want to assign to CTL1.
The button that you press is assigned to
CTL1 (pedal B).
For example if you press the [s]button,
pressing pedal B performs the same
operation as pressing the [s]button.
str
Example: Press the
[s]button
Rhythm start/stop is
assigned.
3. Press the [L]button.
Power-o the DR-01s.
The next time you turn on the power, you
can use the function that you assigned to
the pedal.
Functions that can be controlled by a
pedal
The following functions can be assigned and
controlled by a pedal.
Function Indication Explanation
TEMPO [H]T.UP Control the tempo.
TEMPO [I]T.DN
VOLUME [H]VO.U Control the volume.
VOLUME [I]VO.D
VARIATION [H]VA.U Change the
variation.
VARIATION [I]VA.D
[TAP TEMPO] TAP Species the tap
tempo.
[SHAKER/MARACAS]
P.ON
Turn the instrument
button on/o.
You can turn
multiple
instruments on/o
simultaneously.
[TAMBOURINE/CLAVES]
[H.CLAP/BONGO]
[CONGA]
[CAJON]
[DRUMS]
[METRONOME]
[s]Str Controls start/stop.
(Cancel) OFF
Cancels the
assignment.
To cancel, press the
[BEAT] button.
MEMO
5If you press the [BEAT] button, the
assignment to the pedal is canceled
(OFF indication).
5The functions of the [COUNT IN]
button, [FAVORITE] button, [BEAT]
button, or [EXIT] button cannot be
assigned to a pedal.

16
Advanced Use (Settings)
Assigning a function to CTL2
1. After step 1 of “Assigning
Functions to Pedals” (p. 15), press
the [EXIT] button.
ct2
CTL2 function assign
screen
Assigns a function to
CTL2.
Now you can assign a function to CTL2
(pedal A).
To select the pedal whose function you
want to assign, press the [EXIT] button to
alternate between the two pedals.
Assigning a Percussion Sound
1. After step 1 of “Assigning
Functions to Pedals” (p. 15), press
the [COUNT IN] button.
The VARIATION [I][H]buttons are lit. Now
you can assign a percussion sound to the
pedal.
2. Use the VARIATION [I][H]buttons
to select the percussion sound that
you want to play using CTL1.
Each time you press a VARIATION [I][H]
button, a percussion sound is heard.
The sound that you select is assigned to
CTL1 (pedal B).
3. Press the [L]button.
Power-o the DR-01s.
The next time you turn on the power, you
can use the percussion sound that you
assigned to the pedal.
Percussion sounds that can be
assigned to a pedal
Indication Percussion sound
n.01 Shaker
n.02 Maracas
n.03 Sleighbells
n.04 Whistle 1
n.05 Whistle 2
n.06 Tambourine
n.07 Tambourine roll
n.08 Pandeiro 1
n.09 Pandeiro 2
n.10 Claves
n.11 Cowbell
n.12 Triangle 1
n.13 Triangle 2
n.14 Guiro 1
n.15 Guiro 2
n.16 Bongo Low
n.17 Bongo Slap
n.18 Clap
n.19 Finger snap
n.20 Flamenco clap
n.21 Conga open
n.22 Conga slap
n.23 Cajon foot
n.24 Cajon foot + Splash cymbal
n.25 Cajon slap
n.26 Splash cymbal
n.27 Drums solid kick
n.28 Drums solid kick + Thin crash
n.29 Drums studio kick
n.30 Drums studio kick + Thin crash
n.31 Drums hybrid kick
n.32 Drums stomp
n.33 Drums piccolo snare
n.34 Drums tight snare
n.35 Drums cross stick
n.36 Drums hi-hat close
n.37 Drums hi-hat pedal
n.38 Drums thin crash
n.39 Windchime
n.40 Gong
n.41 Vibraslap
n.42 Thunder
n.43 Wind
n.44 Bird

17
Advanced Use (Settings)
Indication Percussion sound
n.45 Metronome
n.46 Stick
n.47 Voice one
n.48 Voice two
n.49 Voice three
n.50 Voice four
n.51 Metronome beep 1
n.52 Metronome beep 2
n.53 Metronome beep 3
n.54 Ending (Cajon)
n.55 Ending (Drums)
Assigning a Favorite Number
1. After step 1 of “Assigning
Functions to Pedals” (p. 15), press
the [FAVORITE] button.
The [FAVORITE] button and VARIATION [I]
[H]buttons are lit, and a favorite number is
displayed.
f01
Favorite number
(blinking)
The favorite number
recalled by the pedal
is displayed.
2. Use the VARIATION [I][H]buttons
to select the favorite number that
you want to recall using CTL1.
The selected favorite number (F.01–F.50) is
assigned to CTL1 (pedal B).
3. Press the [L]button.
Power-o the DR-01s.
The next time you turn on the power, you
can recall the favorite number that you
assigned to the pedal.
Assigning a Break Function
The rhythm breaks (pauses) over the specied
number of measures.
1. After step 1 of “Assigning
Functions to Pedals” (p. 15), hold
down the [BEAT] button and press
the [COUNT IN] button.
The VARIATION [I][H]buttons are lit, and a
break length is displayed.
b01 Break length (number of
measures)
2. Use the VARIATION [I][H]buttons
to select the length that you want
to break.
Indication Explanation
b.01
:
b.08
The rhythm breaks over the
specied number of measures.
3. Press the [L]button.
Power-o the DR-01s.
The next time you turn on the power,
you can use the break function that you
assigned to the pedal.
MEMO
5The display shows “br”during the
break.
5You can’t assign the break length for
CTL1 and CTL2 individually. If you
change the break length, the same
length is specied for both CTL1 and
CTL2.

18
Advanced Use (Settings)
Changing the Color of the Tempo
LED
You can change the color of the tempo LED to
suit your preference.
1. With the DR-01s powered-o, hold
down the [COUNT IN] button and
press the [L]button.
The DR-01s powers-on in a special mode
that lets you change the color of the tempo
LED.
r/g
Tempo LED color
Left: Color of the
strong beat (rst beat)
Right: Color of the
weak beats (second
and subsequent
beats)
2. Use the VARIATION [I][H]buttons
to select the color of the strong
beat, and use the VOLUME [I][H]
buttons to select the color of the
weak beats.
You can choose from the following colors.
Color Indication Color Indication
Red rPink p
Green gLight blue c
Blue bWhite w
Yellow y
Unlit
(does not
illuminate)
n
With the factory settings, this is set to
“r/g”(strong beat: red, weak beats:
green).
3. Press [L]button.
When you turn the power o and then on
again, the tempo LED blinks with the colors
you specify.
MEMO
The tempo LED blinks while you make
this setting. At this time, you can use
the TEMPO [I][H]buttons to change
the speed of blinking.

19
Advanced Use (Settings)
Power-Conservation Setting
(Auto O)
The DR-01s automatically powers-o if a
specied time elapses without it being played
or operated (Auto O function).
You can prevent the power from automatically
turning o, such as when using it during a live
performance.
1. With the DR-01s powered-o, hold
down the TEMPO [H]button and
press the [L]button.
The DR-01s powers-on in a special mode
that lets you change the Auto O setting.
2. Press VARIATION [I][H]buttons.
Specify the time after which the power
automatically turns o if the DR-01s has not
been played or operated.
Indication Explanation
off
The Auto O function is disabled
(the power does not turn o
automatically).
1H The power turns o after one
hour.
2H The power turns o after two
hours.
3h The power turns o after three
hours.
4h The power turns o after four
hours.
Restoring the Factory Settings
(Factory Reset)
Here’s how to restore all settings stored in the
DR-01s to their factory-set condition.
NOTE
When you execute the factory reset
operation, all data saved in the
DR-01s lost.
Make a note of any important settings
that you want to keep. (Use the
“Sound Memo” provided at the end
of this manual.)
1. With the DR-01s powered-o, hold
down the [FAVORITE] button and
press the [L]button.
fr Factory Reset
2. Press the [FAVORITE] button.
The [FAVORITE] button blinks.
If you decide not to execute the factory
reset, press the [EXIT] button.
3. If you are sure that you want to
restore the DR-01s to its factory-set
state, press the [FAVORITE] button
once again.
The display shows “oFF.”
off
4. Press the [L]button.
Power-o the DR-01s.

20
Appendices
Troubleshooting
Problem Items to check Action
Power won’t
turn on
Are the included AC adaptor
and power cord correctly
connected to an outlet and to
the DR-01s?
Check that the AC adaptor is connected correctly
(p. 4). Do not use any AC adaptor or power cord
other than the supplied items. Doing so will cause
malfunctions.
Are batteries installed? Taking care to observe the correct orientation of the
batteries, install six AA alkaline batteries (p. 5).
Do not use zinc-carbon batteries.
Are you using alkaline batteries?
No sound
Is the volume adjusted
appropriately?
Could the volume setting of
each individual instrument be
set to “0”?
Raise the volume (p. 6).
Also make sure that the volume of each individual
instrument is raised (p. 13).
Could all of the instrument
buttons be o (unlit)? Make one or more instrument buttons light (p. 4, p. 6).
Could a plug be inserted into
the LINE OUT jack?
Remove the plug that is inserted in the LINE OUT jack
(p. 4, p. 12).
Are you using alkaline batteries? Install six new AA alkaline batteries (p. 5).
Do not use zinc-carbon batteries.
Insucient
volume for
a device
connected to
the AUX IN jack
Could you be using a
connection cable that contains
a built-in resistor?
Do not use connection cables that contain a built-in
resistor.
Can’t change
instrument
variations
Could the [FAVORITE] button
be lit?
You can’t change instrument variations while the
[FAVORITE] button is lit (the favorite function is on).
To change variations, perform either of the following
operations.
Press the [FAVORITE] button to make it go dark (the
favorite function turns o) (p. 8)
Long-press the [FAVORITE] button to edit the favorite
(p. 9)