E-32
No keyboard Sound
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 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. 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
Auto accompaniment volume
is set to 0.
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
buttons 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.
Problem Possible Cause Action
Pages
E-13, 14
Page E-17
Page E-17
Page E-17
Pages
E-13, 14
Page E-24
See
277A-E-034A
Troubleshooting
CTK230_E32-35.p65 03.10.7, 2:02 PM32
