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No Power
Noisy Sound
No Sound
Phenomenon Possible cause and Trouble shooting
• Check if AC plug is connected correctly with the outlet.
• Check if DC jack is connected correctly with the control unit.
• If there’s no noisy sound when the volume is down, it’s the headphones
problem.
• If metronome works well with the sound, check the connection
of key sensors and control unit.
• If metronome doesn’t work, check the headphones connection
or volume control.
• If the key have no sound, initialize (page 25) the system again.
• Check if there’s any foreign substance on the key sensors.
*
Note : If you use the other headphones which is not supplied with a basic kit item, the sound maybe different from each headphones’
manufacturer.
Trouble Shooting
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