I have a casio SA21 key board. Recently the sound has become very noisy and the volume control is not effecting. Any remedy? Add new comment Comments 2020, January 21 - 13:33 #429023 Ferenc.P 13 years 11 months* Hi: What kind of noise? Is it noisy using BATTERY BOX or DC IN (… or both) ? https://elektrotanya.com/casio_sa-21.pdf/download.html?sa=X&ved=2ahUKEwi... 0
Hi: What kind of noise? Is it noisy using BATTERY BOX or DC IN (… or both) ?
https://elektrotanya.com/casio_sa-21.pdf/download.html?sa=X&ved=2ahUKEwi...
0