Roland FP-4 Owner's Manual page 74

Recording
Correspondence Between Recorded Performance and Track Buttons
74
A recorded performance will be assigned to the Track buttons as follows.
●Session Partner performances, and Upper and Lower tones during Split performance
Track button
Track [R] button
Track [1] button
Track [2] button
●Normal performance (playing a single sound from the entire keyboard) and Dual
performance
• When you record without specifying a recording track
If none of the track buttons ([R] [1] [2] buttons) has performance data, the data will be
recorded to button [2]. If any of the track buttons have performance data, the data
will be recorded in the order of button [2] → button [1] → button [R].
• When you record with a specified recording track
Your performance will be recorded on the track you've specified.
Performance recorded
Session Partner (p. 44)
Lower Tone in Split play (p. 31)
Upper Tone in Split play (p. 31)