Boss Audio Systems RC-300 User Manual

This indicates the current phrase memory number, or various other information.
The following information is shown in the Play screen, which is the RC-300’s main screen.

Phrase memory number

Level meters for each track

Phrase memory name

Press this button to make phrase memory settings.

Press this button to edit the system settings.

Use these buttons to select the parameter shown in the display.

In the Play screen, use this knob to select the desired phrase memory.

In edit screens, use this knob to edit the value.

Press this to save the phrase memory.

Press this button to exit an edit screen and return to the Play screen. You can also press this button to cancel an

operation.

Adjusts the input level from the INPUT (AUX, INST, MIC) jacks.

Adjust each [INPUT LEVEL] knob so that the PEAK indicator lights only occasionally, when the level of the input is at its

highest.

Use this button to edit the LOOP FX settings.

The indicator for the category of the currently selected LOOP FX will light.

Turns LOOP FX on/off.

If you hold down the [LOOP FX] pedal for two seconds or longer, you will then be able to use the TRACK 1 pedal

to select a phrase memory, and use the TRACK 3 pedal to select the LOOP FX type. For details, refer to “Using the

[LOOP FX] on/off is not the only function that can be assigned to the [LOOP FX] pedal (p. 23).

Controls the LOOP FX according to the depth to which you depress the pedal.
You can assign the operation of the [EXP 1] pedal independently for each phrase memory. For details, refer to

Plays/stops all tracks simultaneously.

Lights during recording.

Lights during playback.
During overdubbing, both the REC (red) indicator and the PLAY (green) indicator will light.

If the track is empty: recording g overdubbing g playback

If the track contains data: playback g overdubbing

During playback or overdubbing, hold down the [REC/DUB/PLAY] pedal for two

or more seconds to undo (cancel the recording or the most recent overdubbing).
To carry out a redo, once again depress the pedal for two or more seconds (the

sound that was eliminated will be restored).

Stops the track currently being recording/overdubbing/playback.

Press the [STOP] pedal repeatedly to set the phrase memory tempo to the timing

at which you pressed it.

To clear the track, hold down the [STOP] pedal for at least two seconds.