Boss RC-20 Owner's Manual page 17

1. Turn the PHRASE SELECT knob to select the phrase track in which the
desired phrase is saved.
2. Press the MODE button to get the INST & MIC indicator to light.
3. Turn the MIC knob or INST knob to adjust the recording level.
4. If necessary, press the TAP TEMPO button several times to set the tempo.
You can also set the tempo by pressing the right pedal instead of the TAP TEMPO
button.
* For details on setting the tempo, refer to "Setting the tempo" (p. 24).
* It is not possible to adjust the tempo beyond a certain limit.
5. Press the right pedal to begin playback.
6. When you wish to overdub along with the phrase, press the left pedal.
Each time you press the left pedal, you will switch between playback and
overdubbing modes.
* If the internal memory is used up, overdubbing may stop before you are finished. If this
occurs, erase unnecessary phrases (p. 23), and try the operation again.
7. When you are finished playing or overdubbing, press the right pedal.
8. Press the WRITE button, getting the indicator to start blinking. To save the
data in the same phrase track, press the WRITE button once again.
If you wish to save the data in a different phrase track, press the WRITE button (so
its indicator is blinking), use the PHRASE SELECT knob to select the desired save
destination, and then press the WRITE button once again.
* For details on saving, refer to "Saving a phrase" (p. 23).
* If you continue looping in Overdub mode, unwanted noise will also be recorded
repeatedly. You should use Overdub mode only while recording a phrase.
Playing/overdubbing along with a saved phrase
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