Hi Hombre.
While we have been carrying on a conversation in another thread, I had forgotten this request.
The procedure in P’shop is simple: Convert the jpg file from working space to the printer profile color space. The image itself and the printer profile are here:
Again, many thanks for your time and your help.
PS: If you check the profile you will see it is in RGB color space. I can select it easily in Preferences>Color Management, but there is no way (right now) to select it as the Output Profile.