SP-505: Using BPM Adjust
You can change the speed or beats-per-minute (BPM) of a sampled phrase without changing its pitch. This is also called time-stretch. Use the following procedure to adjust a samples BPM:
1. Press PAD 4.
2. Press BPM ADJUST.
3. Turn the VALUE dial to speed up or slow down the sample.
4. Press F1 to return to the original BPM.
5. Press EXIT to return to the main screen.