Reference; Troubleshooting - Casio Casiotone CT-S190 User Manual

Reference

Troubleshooting

Symptom
Included Accessories
I can't find included items during unpacking.
Power Requirements
Power does not turn on.
The Digital Keyboard suddenly turns off after
outputting a loud sound.
The Digital Keyboard suddenly powers down
after about 30 minutes.
Display
The display keeps going dark or keeps
flickering.
Screen contents are visible only from a fixed
angle.
Sound
Nothing happens when I press a keyboard
key.
Nothing happens or notes do not play
normally when I play on the accompaniment
(left-side) keyboard.
Nothing happens when I start an Auto
Accompaniment.
Nothing happens when I start playing a
song's Auto Accompaniment.
The metronome does not sound.
Notes keep sounding, without stopping.
Some notes are cut off while they are
playing.
The volume level or tone setting I configured
has changed.
Required Action
Carefully check inside all of the packing materials.
• Check the AC adaptor or make sure that the batteries are facing correctly
(page EN-4).
• Replace the batteries with new ones. Or use AC adaptor power (page
EN-4).
Replace the batteries with new ones. Or use AC adaptor power (page EN-4).
Disable Auto Power Off (page EN-8).
Replace the batteries with new ones. Or use AC adaptor power (page EN-4).
This is due to Digital Keyboard's production limitations. It does not indicate
malfunction.
• Adjust the volume level (page EN-8).
• Check if something is plugged into the PHONES/OUTPUT jack on the
back of the Digital Keyboard.
• Try turning the Digital Keyboard off and then back on again (page EN-7) to
initialize settings.
Press the ACMP button to disable chord input with the accompaniment
keyboard (page EN-26).
• With rhythms 76 and 77, nothing will sound if you do not play a chord on the
keyboard. Try playing a chord (page EN-26).
• Check and adjust the rhythm volume level (page EN-24).
• Try turning the Digital Keyboard off and then back on again (page EN-7) to
initialize settings.
• It takes a little time after you press the button until the song starts to play.
Wait for the song to start.
• Check and adjust the song volume level (page EN-16).
• Try turning the Digital Keyboard off and then back on again (page EN-7) to
initialize settings.
• Check and adjust the metronome volume level (page EN-9).
• Try turning the Digital Keyboard off and then back on again (page EN-7) to
initialize settings.
• Try turning the Digital Keyboard off and then back on again (page EN-7) to
initialize settings.
• Replace the batteries with new ones. Or use AC adaptor power (page
EN-4).
Notes are cut off whenever the number of notes being sounded exceeds the
maximum polyphony value of 48 (24 for some tones). This does not indicate
malfunction.
• Adjust the volume level (page EN-8).
• Try turning the Digital Keyboard off and then back on again (page EN-7) to
initialize settings.
• Replace the batteries with new ones. Or use AC adaptor power (page
EN-4).
EN-35