Roland Boutique JX-08 Synthesizer Module - Manual (Page 11)

Panel Descriptions
11
PORTAMENTO Section
Portamento is an glide effect that smoothly connects the pitches of the first and second notes that you play on the keyboard.
The portamento effect is applied when the [PORTAMENTO] button is on.
Controller (Parameter) Value (Status) Explanation
[PORTAMENTO] button
Lit Plays the notes by smoothly changing the pitch (portamento).
Unlit Plays the pitches of each note separately (this is the normal setting).
[PORTAMENTO] knob 0–10 Sets the time over which the portamento effect changes the pitch.