KORG PA4X 76 - Manual (Page 845)

Connecting audio devices to the audio inputs |841
Turning the microphone on and adjusting the volume
The microphone can be quickly turned on or off, and its volume adjusted,
from the control panel.
1 Use the MIC button in the MIC/VOICE section in the control panel to turn the
microphone on or off.
2 Adjust the microphone volume by using the MIC VOLUME knob in the MIC/
VOICE section.
You can see the volume of the Mic/In channel in the Main page of the Style
Play or Song Play mode. Be sure it is not too low or muted.
Start the automatic accompaniment or a Song to balance your voice against
the Sounds.