> Got a bit of a problem with my new midi interface. On power up, the
> midi interface gate LED is solid, and stays solid. After reading the A-
> 190 manual again, it says the gate, reset and clock LEDs lite up only
> to midi activity.
>
> Consequently, on power up a note is already being oscillated without
> any keys pressed. As a key is pressed the pitch changes to the
> corresponding note, and when the key is depressed, the note continues
> to play/hang.
>
> I would deeply appreciate any suggestions. Thank you in advance.

You probably have to change the gate polarity.

Best wishes
Dieter Doepfer