[BEAT COLOR FX] does not work.

There are three possible causes.

1. Is the effect channel selector switch properly set? Turn the effect selector switch to select the channel to which you want to apply the effect.

2. Is the [BOOST] button set to [ON]? Press the [BOOST] button to set it to [ON].

3. Is the [COLOR] control set to an appropriate position? Turn the [COLOR] control clockwise or counterclockwise.