Radio Shack MD501 User Manual
Page 4
 
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1. To turn on the keyboard, set
POWER
to
ON
.
The POWER indicator lights.
#"
±
2. To hear a sample of the keyboard’s
many sounds, play a prerecorded tune 
(see “Playing the Prerecorded Tunes” on 
Page 4). To make your own music, 
simply begin playing the keyboard. 
±
3. Repeatedly press
VOLUME UP
or
VOLUME DOWN
to increase or decrease
the volume.
±
4. To turn off the keyboard, set
POWER
to
OFF
. The POWER indicator turns off.
2
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6
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You can listen to any of the 50 tunes that 
come prerecorded in the keyboard, or you 
can turn off a tune’s melody or 
accompaniment and then play along on the 
keyboard. 
2NC[KPI"$CEM"C"2TGTGEQTFGF"6WPG
1. Press
SONG
.
IED=
IED=
IED=
IED=
and the number of the
current tune appears.
±
2. Choose a tune from the SONGS list and
enter its two-digit number on the keypad.
Or, you can press + or – to move to the 
next higher or lower numbered tune. 
±
3. Press
START/STOP
to start playing the
tune.
±
You can change the tune by repeating 
Step 2 even while a tune is playing. The 
new tune immediately begins to play. As 
it plays, the display shows:
• a “score” to indicate the notes that are
playing (right side of the display)
• a “keyboard” to indicate the fingering
and which keys are pressed (bottom 
of the display)
• the black dots above the metronome
show the beat count in the measure
• the chord name (center left of the
display)
4. Use
VOLUME
to adjust the volume as
desired.
5. To change the tempo, repeatedly press
TEMPO UP
or
TEMPO DOWN
. The current
tempo setting appears.
6. To select a different tune, repeat Step 2.
To stop the tune completely, press
START/STOP
.
7UKPI"&'/1
To play the prerecorded tunes one by one (in 
order from the selected starting point), press 
DEMO
. To stop the demo, press
DEMO
again.
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Your keyboard can sound like 50 different 
musical instruments. The name and two-digit 
number for each preset tone is listed on the 
TONES list on the keyboard’s top panel.
±
5GNGEVKPI12NC[KPI"C"2TGUGV"6QPG
1. Press
TONE
.
JED;
JED;
JED;
JED;
and the current tone’s
number appears.
±
2. To play a different tone, choose a preset
tone from the TONES list and enter its 
two-digit number on the keypad. As you 
press the keys, the selected digits 
appear.
Or, you can use + or – to move to the 
next higher or lower numbered tone. 
±
3. Play the keyboard to hear the selected
tone and adjust
VOLUME UP
or
VOLUME
DOWN
to the desired level.
4. To select a different tone, repeat Steps 1
and 2.
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Your keyboard has 30 preset auto-rhythms 
that provide a steady beat for your music. 
The name and two-digit number of each 
preset auto-rhythm is listed on the 
RHYTHMS list on the keyboard’s top panel.
You can play a preset auto-rhythm on the 
keyboard in any of the following ways:
• select and play a rhythm (see “Selecting/
Playing an Auto-Rhythm”)
• synchronize the start of a rhythm with
your music (see “Using SYNC” on 
Page 5)
• briefly vary the pattern of a rhythm (see
“Using FILL-IN” on Page 5)
5GNGEVKPI12NC[KPI"CP"#WVQ/4J[VJO
1. Press
RHYTHM
.
±
2. To select a different rhythm, choose an
auto-rhythm from the RHYTHMS list and 
enter its two-digit number on the keypad. 
Or, repeatedly press 
+
or
–
to move to
the next higher or lower numbered 
rhythm. 
±
3. Press
START/STOP
to start the selected
auto-rhythm.
4. Adjust
VOLUME
to the desired level.
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To prevent hearing damage, always set the 
keyboard’s volume to its lowest level before 
you begin playing it after changing any settings.
±
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±
"
Basic Operation
•
To remind you to save power during 
operation, the keyboard automatically 
sounds a tone about every 5 minutes if you 
do not press a key.
•
The keyboard automatically selects the 
tone Grand PIANO (No. 01) when you turn 
the power on. To select a different tone, see 
“Selecting/Playing a Preset Tone” on 
Page 4.
•
To select an auto-rhythm, see “Using the 
Preset Auto-Rhythms” on Page 4.
•
To play auto accompaniment, see “Using 
Auto Accompaniment” on Page 5.
•
The keyboard’s volume ranges from 0 (no 
sound) to 10 (maximum), and the current 
volume level appears on the display. Each 
time you turn on the keyboard, the volume 
is set to 6.
•
To quickly return to the default volume 
setting of 6, turn the keyboard off then back 
on.
Playing Back a Prerecorded Tune
•
The keyboard always selects the tune 
“Canon” (No. 01) each time you turn it on.
•
Precede a single-digit number with a 0. For 
example, to select 06 (“Wiegenlied 
(Schubert)”), press 0 6.
•
If you enter an incorrect first digit, 
repeatedly press + or – to move to the next 
higher or lower numbered tune.
•
Each tune plays a different preset tone for 
the melody.
Using the Preset Tones
The keyboard has 8-note (maximum) 
polyphonic sound. This means that you can 
play up to 8 different notes at the same time 
with most of the keyboard’s preset tones.
Selecting/Playing a Preset Tone
•
Each time you turn the keyboard on, it 
automatically selects the tone Grand 
PIANO (No. 01).
•
Precede a single-digit number with a 0. For 
example, to select VIBRAPHONE (No. 06), 
press
0 6
.
Selecting/Playing an Auto-Rhythm
•
Each time you turn on the keyboard, it 
automatically selects the rhythm Disco 1 
(No. 01).
•
Precede a single-digit number with a 0. For 
example, press 0 5 to select POP WALTZ