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Troubleshooting
Problem
No sound when keyboard
keys are pressed.
No
sound
from
microphone.
E-28
MA-170_E28-31.p65
Possible Cause
1. Power supply problem.
2. Main volume is set to 0.
3. Headphones are plugged
into the keyboard.
4. The
accompaniment
keyboard does not play
notes
while
CASIO
CHORD or FINGERED is
selected
as
accompaniment mode.
5. Some keys are not assigned
any sounds while "49
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.
the
1. Microphone is not plugged
into the keyboard correctly.
2. Microphone is turned off.
28
Action
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
from
the
PHONES/
OUTPUT jack.
4. Change to the NORMAL
accompaniment mode.
the
5. Only keyboard keys in the
range of C3 through D5
(the ones marked with
percussion instrument
illustrations)
produce
sounds
while
PERCUSSION" is selected
as the tone.
6. Stop Song Bank tune or
demo tune playback.
1. Correctly
plug
microphone
into
keyboard.
2. Turn on the microphone.
03.10.8, 0:39 PM
See
Pages
E-10, 11
Page E-13
Page E-12
Page E-18
Page E-17
"49
Pages
E-13, 22
the
Pages
the
E-14, 15
Page E-16
278A-E-030A
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