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E-90
Troubleshooting
Problem Possible Cause Action See page
Nothing happens when the
LAYER or SPLIT button is
pressed.
No sound is produced when
playing MIDI data from a
computer.
Playing on the digital piano
produces an unnatural sound
when connected to a computer.
Cannot record chord
accompaniment data on a
computer.
The digital piano starts up
abnormally when it is turned
on.
A downloaded tone with
waveform contains noise or
digital piano operations become
abnormal when user data is
selected.
1. One or more of the melody
channels (2 through 4) is turned
off.
2. The volume setting of one or
more of the melody channels (2
through 4) is too low.
3. The digital piano is in record
standby.
4. The SMF Player Mode is currently
being use.
1. USB cable is not connected
properly.
2. Channel is turned off, or volume
setting is too low.
The computer’s MIDI Thru function
is turned on.
Accomp/Song MIDI Out is turned
off.
1. Flash memory is corrupted. There
is something wrong with the card.
2. The digital piano detected
abnormal flash memory data and
is automatically resetting the
digital piano system.
Someone may have turned off the
digital piano while data was being
stored in Flash memory or
something else has caused Flash
memory contents to become
corrupted for some reason.
1. Use the Mixer to turn on
Channels 2 through 4.
2. Use the Mixer to raise the volume
setting of Channels 2 through 4.
3. The LAYER and SPLIT buttons
are disabled during recording
and record standby.
4. Turn off the SMF Player Mode.
LAYER and SPLIT are not
available while the SMF Player
Mode is in use.
1. Connect USB cable properly.
2. Use the Mixer to turn the channel
on, or raise the volume setting.
Turn off the MIDI Thru function on
the computer or turn off Local
Control on the digital piano.
Turn on Accomp/Song MIDI Out.
1. a. Disconnect the AC adaptor and
press the POWER button.
b. Reconnect the AC adaptor, and
then press the POWER button
again to turn on power.
c. Use the TRANSPOSE/
FUNCTION button to perform
the system reset operation.
• If this does not solve the
problem, contact your
nearest authorized CASIO
Service Provider to request
repair.
2. Wait (about 40 seconds) until the
“Pls Wait” message disappears
from the display.
Use the TRANSPOSE/FUNCTION
button to perform the system reset
operation. If this does not correct
the problem, contact your nearest
authorized CASIO Service Provider
to request maintenance.
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