Roland LX-10 Owner's Manual page 76

Saving Your Performance
Selecting the Song to Delete
5.
Use the [-] [+] buttons to select whether you will be deleting a song from
internal memory (the LX-10's memory), external memory (USB memory)
or floppy disk.
6.
Press the [▼] button.
fig.d-FileDelete2.eps
7.
Use the [-] [+] buttons to select the song that you want to delete.
Deleting the Song
8.
Press the [
A confirmation message appears.
fig.d-FileDelete3.eps
If you decide not to delete the song, press the [
9.
Press the [
The selected song will be deleted.
Never turn off the power while "Executing..." is shown in the display.
NOTE
76
] button.
] button.
] button.