Here's how to permanently remove a sample (wave) from the internal memory in the SPD-SX.
- Press MENU.
- Cursor to "UTILITY" and then press ENTER.
- Cursor to "WAVE LIST" and then press ENTER.
- Use the up or down cursor buttons to select a wave that you would like to delete.
- Press the QUICK button.
- Cursor to "Wave Delete" and press ENTER.
- Press ENTER again to execute.