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Troubleshooting
Problem
No keyboard Sound
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
Auto Accompaniment does not sound.
The key or tuning does not match
when playing along with another
instrument.
Missing Song Bank tune.
Possible Cause
1. Power supply problem.
2. Power is not turned on.
3. Volume setting is too low.
4. The POWER/MODE switch is in
the CASIO CHORD or FINGERED
position.
Low battery power
• 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 volume is set to
0.
The tuning or transpose parameter is
set to a value other than 0 or 00.
1. Left-hand or right-hand part is
turned off.
2. Accompaniment volume is set to 0.
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. Set the POWER/MODE switch to
the NORMAL position.
3. Use the MAIN VOLUME slider to
increase volume.
4. Normal play is not possible on the
accompaniment keyboard while the
POWER/MODE switch is set to
CASIO CHORD or FINGERED.
Change the POWER/MODE switch
setting to NORMAL.
Replace the batteries with a set of new
ones or use the AC adaptor.
Use the ACCOMP VOLUME button to
increase the volume.
Change the transpose or tuning
parameter value to 0 or 00.
1. Check the display to see if the
indicator for one of the parts is not
displayed. If so, press the part's
button (LEFT ON/OFF, RIGHT
ON/OFF) to turn it on.
2. Adjust accompaniment volume.
See page
Pages
E-12, 13
Page E-15
Page E-15
Page E-15
Pages
E-12, 13
Page E-21
Pages
E-31, 32
Page E-25
Page E-21
E-33
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