looking for rolaand spd-20 proo octapad service manual

[radhe]

help me

[nosaj]

spd20.pdf

Maybe this will help?
Nosaj

[radhe]

nosaj thanks but spd20 and spd20 pro both diffrent products so this manual is not usefull

[nosaj]

Well since you don't share what the problem is , is there not a possibility of some of the circuit being similar?
nosaj

[radhe]

this is roland's 2021 model and i dont have warrenty card and i played with the octapad and its get hanged and then .i restarted it and now its showing only blank display

[nosaj]

Try this Roland SPD-20 Initializing the SPD-20 – Restoring the Factory Settings

• Article #1705785
• Published on Mar 20, 2012 at 3:11 PM

The following procedure can be used to clear the internal memory and reload the
factory settings:

(CAUTION: All USER information will be lost. Be sure to back up any information
you wish to keep.)

1) While holding ALL/ENTER and DOWN[v], turn the power on. “Int” will appear
on the display.
2) Press ALL/ENTER to complete the procedure.

[nosaj]

Is it like this? maybe contact this user for more info?

[radhe]

nosaj i am talking about
SPD 20 PRO

not spd20 and spd20x

you replied another models octapad

[nosaj]

With the video what I was asking was. IS your problem like the one in the video screen with just blocks. If so I bet you dollars to doughnut the display Ic is the same to the different models.
nosaj

[radhe]

display is ok problem is in mainboard.
i checked