This is how: To enable loop function:
- Enter "Setup", go to System tab>Up/Dn Function
- Select "LOOPING"
To enter, control and exit the loop function:
- Press and hold the "up" and "down" footswitch
- Use DOWN footswitch to PLAY / REC
- Use UP footswitch to STOP / CLEAR
- Use HIT footswitch to EXIT loop mode