Casio MA-150 - Manual (Page 28)

E-26
Troubleshooting
Pages
E-10, 11
Page E-13
Page E-12
Page E-16
Page E-14
Pages
E-13, 20
Pages
E-10, 11
Page E-19
1. Correctly attach the AC
adaptor, make sure that
batteries poles (+/–) are
facing correctly, and check to
make sure that batteries are
not dead.
2. Press the VOLUME [ ̆]
button.
3. Unplug the headphones
f r o m t h e P H O N E S /
OUTPUT jack.
4. Change to the NORMAL
accompaniment mode.
5. Only keyboard keys in the
range of C3 through D5 (the
o n e s m a r k e d w i t h
p e rc u s s i o n i n s t ru m e n t
i l l u s t r a t i o n s ) p r o d u c e
s o u n d s w h i l e “ 4 9
PERCUSSION” is selected as
the tone.
6. Stop Song Bank tune or
demo tune playback.
Replace the batteries with a set
of new ones or use the AC
adaptor.
Use the ACCOMP VOLUME
button to increase the volume.
No sound when keyboard keys
are pressed.
Any of the following symptoms
while using battery power.
• Instrument does not turn on
• Display that is flickering, dim,
or difficult to read
• Abnormally low speaker/
headphone volume
• Distortion of sound output
• Occasional interruption of
sound when playing at high
volume
• Sudden power failure when
playing at high volume
• Flickering or dimming of the
display when playing at high
volume
• Continued sound output even
after you release a key
• A tone that is totally different
from the one that is selected
• Abnormal rhythm pattern and
Song Bank play
Auto Accompaniment does not
sound.
1. Power supply problem.
2. Main volume is set to 0.
3. Headphones are plugged
into the keyboard.
4. T h e a c c o m p a n i m e n t
keyboard does not play
notes while CASIO CHORD
or FINGERED is selected as
the accompaniment mode.
5. Some keys are not assigned
a n y s o u n d s w h i l e “ 4 9
PERCUSSION” is selected as
the tone.
6. Playing the keyboard does
not produce any sound
during playback of a Song
Bank tune or demo tune.
Low battery power
Auto accompaniment volume is
set to 0.
Cause Action See page Symptom
274B-E-028A
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