The KR-575 has a feature called Panel Lock which disables all front panel buttons. When panel lock is engaged, Grand Piano 1 is automatically selected as the instrument sound. Use the following procedure to engage panel lock:
1) Turn the unit off.
2) While holding down FUNCTION, turn the unit back on.
NOTE: Switching the power off and back on again cancels the panel lock function and returns the keyboard to its normal operating condition.
1) Turn the unit off.
2) While holding down FUNCTION, turn the unit back on.
NOTE: Switching the power off and back on again cancels the panel lock function and returns the keyboard to its normal operating condition.