Roland E-4 Owner's Manual page 14

Adding Harmonies (HARMONY)
Setting the harmony type (HARMONY TYPE)
1. Move the [FORMANT] slider while holding down the [HARMONY] button.
The chord structure for each type is shown below.
The values shown in parentheses apply when using minor scale settings.
Value
UdP5 (UpDownP5)
Updn (UpDown)
-Oct (-Octave)
Oct (Octave)
P5 (P5)
3rd (3rd)
5th (5th)
-5th (-5th)
7th (7th)
-7th (-7th)
14
Voice 2
+12 -12
+12 -12
-12
+12
+7
+4 (+3)
+4 (+3) +7
+4 (+3) -5
+4 (+3) +7
+4 (+3) +7
Voice 3 Voice 4
+7
+11 (+10)
-1 (-2)