Yamaha QY20 Troubleshooting

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Troubleshooting ——————————————————————————
If something doesn’t seem to be working right, please check the following points before assuming that
your QY20 is faulty.
Symptom Possible Causes
If you are using an AC adaptor, is the adaptor properly plugged into
both the AC outlet and the QY20? See page 18.
If you are using batteries, is a fresh set of batteries properly installed
in the battery compartment? See page 16.
Is the volume control set to an appropriate level? See page 33.
Are the volume parameters for each track set to appropriate levels?
See page 40.
Is the transpose parameter set to the normal value (“0”)? See page
111.
Is the maximum polyphony of the QY20 being exceeded? The QY20
can play no more than 28 notes at once.
You may have selected a song or pattern that contains no data? See
page 42.
Playback can not be controlled from the QY20 panel when the MIDI
Sync parameter is set to “Ext”. See page 160.
Power won’t turn on.
No sound.
Wrong pitch.
Notes are cut off or omitted.
Playback doesn’t begin
when the [/] key is
pressed.
11 Appendix