To use SoundFont .sf2 libraries through the SD-90, you must use a host computer (Windows/macOS) to convert/play the SoundFont, then route the audio back to the SD-90.
Being a SoundFont (.sf2), it runs effortlessly on modern computers compared to massive VST libraries. The "Roland" Legacy: edirol sd-90 soundfont
If you’ve spent any time in the world of video game music (VGM) or MIDI arrangement, you’ve likely heard of the Edirol SD-90 Studio Canvas To use SoundFont
The SD-90 remains a capable pro-audio tool, but for SoundFont playback, treat it as a MIDI controller and audio interface, not a sampler. The is a legendary "Studio Canvas" sound module
The is a legendary "Studio Canvas" sound module from the early 2000s, most famous for its role in the music of the Touhou Project series. While the original hardware is discontinued, it remains highly sought after for its unique, high-quality samples. 🎹 Key Soundfont Features
The Chameleon of Zeroes and Ones: Deconstructing the Edirol SD-90’s SoundFont Capability and its Legacy in Sample-Based Synthesis