Why on-screen keys remain on display of Casio CTK-1550 Electronic Keyboard?
If on-screen keyboard keys or notes remain on the display of your Casio Electronic Keyboard, a Lesson Lite is in progress, and the keyboard is waiting for you to play the next note in the song. To stop this, cancel the lesson.
What to do if nothing happens when I start a song on Casio CTK-1550 Electronic Keyboard?
If nothing happens when you start playback of a built-in song on your Casio Electronic Keyboard, there are a few things you can check. First, it might take a moment for the song to start playing after you press the button, so wait a little longer. Also, check and adjust the song volume. If that doesn't work, try turning the power off and then back on to initialize all Digital Keyboard settings.
Why nothing happens when I press keys on Casio CTK-1550 Electronic Keyboard?
If nothing happens when you press any key on your Casio Electronic Keyboard, there are a few things to check. First, adjust the main volume setting. Also, make sure nothing is plugged into the PHONES/OUTPUT jack on the back of the keyboard. If those don't work, try turning the power off and then back on to initialize all Digital Keyboard settings.
What to do if volume or tone setting changed on Casio CTK-1550 Electronic Keyboard?
If the volume or tone setting on your Casio Electronic Keyboard has changed, try adjusting the main volume setting. You can also try turning the power off and then back on to initialize all Digital Keyboard settings. If that doesn't work, replace the batteries with new ones or switch over to AC adaptor power.
Why does Casio CTK-1550 Electronic Keyboard output loud sound and powers down?
If your Casio Electronic Keyboard outputs a loud sound and then suddenly powers down, replace the batteries with new ones or switch over to AC adaptor power.
How to stop notes keep sounding on Casio CTK-1550 Electronic Keyboard?
If notes keep sounding without stopping on your Casio Electronic Keyboard, try turning the power off and then back on to initialize all Digital Keyboard settings. If that doesn't work, replace the batteries with new ones or switch over to AC adaptor power.
Why octaves do not change at the far ends of Casio CTK-1550 Electronic Keyboard?
This is due to system limitations and does not indicate a malfunction.
Why some notes are cut off while playing on Casio Electronic Keyboard?
If some notes are cut off while they are playing on your Casio Electronic Keyboard, this happens when the number of notes being sounded exceeds the maximum polyphony value of 32 (16 for some tones). This does not indicate a malfunction.
Why reverb of notes changes suddenly on Casio Electronic Keyboard?
If the reverb of notes seems to change suddenly on your Casio Electronic Keyboard, try turning the power off and then back on to initialize all Digital Keyboard settings.
Why my Casio CTK-1550 powers down after 30 minutes?
If your Casio Electronic Keyboard suddenly powers down after 30 minutes, this happens when the Auto Power Off feature is triggered.
Instructions to read separate safety precautions before use.
How to use the FUNCTION button to change volume, pitch, and configure other settings.
Details on using AC adaptor or batteries for powering the digital keyboard.
Step-by-step guide to powering on the keyboard and starting to play.
Explains the Lesson Lite feature where notes appear on screen for guided playing.
How to use chords with the left hand to activate bass and harmony accompaniment.
A guide to diagnosing and resolving common problems encountered with the keyboard.
Procedure to reset the keyboard's stored data and settings to factory defaults.
Detailed technical specifications of the CTK-1500/CTK-1550 keyboard.
Safety and operating guidelines to ensure proper and safe use of the product.
General| Number of Keys | 61 |
|---|---|
| Polyphony | 32 |
| Tones | 120 |
| Rhythms | 70 |
| Built-in Songs | 100 |
| Lesson Function | Yes |
| Display | LCD |
| Touch Response | No |
| Built-in Speakers | Yes |
| Dimensions | 946 x 307 x 92 mm |
| Weight | 3.3 kg |
| Power Supply | AC Adapter or 6 AA-size Batteries |
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