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Troubleshooting
E-83
Troubleshooting
Problem Possible Cause Action See page
No keyboard Sound 1. Power supply problem.
2. Power is not turned on.
3. Volume setting is too low.
4. Playing in the accompaniment
keyboard area while the MODE
button setting is CASIO CHORD or
FINGERED.
5. Local Control is off.
6. Mixer channel 1 is turned off.
7. Mixer channel 1 volume setting is too
low.
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 POWER button to
turn on power.
3. Use the VOLUME knob to
increase volume.
4. None of the accompaniment
mode indicators are lit, which
means Auto Accompaniment is
turned off.
5. Turn on Local Control.
6. Use the Mixer to turn channel 1
on.
7. Use the Mixer to raise the
volume setting for channel 1.
E-14, 15
E-19
E-19
E-31
E-75
E-40
E-40, 41
Any of the following symptoms
while using battery power.
Dim power indicator
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 volumes
Sudden power failure when
playing at high volumes
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
demo tune play
Loss of power, sound distortion,
or low volume when playing
from a connected computer or
MIDI device
Low battery power Replace the batteries with a set of
new ones or use the AC adaptor.
E-14, 15
Auto Accompaniment does not
sound.
1. Accompaniment volume is set to 000.
2. Auto Accompaniment part Channels
6 through 10 are turned off.
3.
Auto Accompaniment part Channels 6
through 10 volume setting is too low
.
1. Use the ACCOMP VOLUME
button to increase the volume.
2. Use the Mixer to turn the
channels on.
3.
Use the Mixer to raise the volume
setting for the applicable channel
.
E-38
E-40
E-40, 41
Sound output does not change
when key pressure is varied.
Touch response is turned off. Press the TRANSPOSE/FUNCTION
button to turn it on.
E-69
705A-E-085A