28
Troubleshooting
Chapter 16
Problem Cause Solution
No sound is produced when 
the keys are played.
1.  The master volume is set 
in the minimal level.
2. Headphone is connected.
3. Local Control is set to Off.
1.  Make sure the volume is 
set to an appropriate level.
2.  Disconnect the 
headphones from the jack.
3. Set Local Control to On.
Sometime the speaker 
produce noise
1.  A noise neighboring 
electrical appliances.
2. A noise neighboring bulbs 
or neon signs.
1.  Use an another outlet from 
the outlet used for the 
appliance.
2.  Put your instrument far 
from the bulbs or the neon 
signs. 
No sound when an amplier 
is connected
1.  The master volume is set 
in the minimal level.
2.  The extension cord is 
faulty.
1.  Make sure the volume is 
set to an appropriate level.
2. Replace it with the new.
Check if one of the following might be the issue.
Please contact us If the problems continue.