Roger owned a JD-800 in the 90's. It is believed his was used during the Made In Heaven sessions. I'm inclined to believe one of the electric piano sounds was used in Too Much Love Will Kill You.

Roland JD-800 Info:

Sample-based synthesizer module. 24-voice polyphony, 195 ROM waveforms, 4 tones per patch, up to 8 effects processors.

Used:

Fire, Voodoo People, Their Law and Poison's intro

At 3:12 Junkie XL Introduces his Roland JD-800

Klaus Schulze utilizes the Roland JD-800 Synthesizer, as detailed on the "Klaus Schulze's Instruments" page from his official website.

During Legowelt’s Studio Tour for Future Music Magazine, at 3:36 Legowelt says that this is “a digital synthesizer from 1992…I made a sample kit you can download from my site.” At 4:25 Legowelt goes on to say that it uses LA synthesis (Linear Arithmetic synthesis) which is typically difficult to edit, especially on the Roland D-10 or the rackmount Roland D-110.

The inner booklet of "Sinfonía para adolescentes" lists the Roland JD-800 Synthesizer among the instruments used by Charly García.

In this Facebook post ATB shows off his studio, visible synths and Drum Machines include a Sequential Take 5, Roland JP-8000, Roland TR-909, Roland JD-800, Moog Sub-37 and an Arturia PolyBrute

Making of Silent Hill 2. Roland's JD 800 at 21:06

official website of his projekt Quaeschning-Schnauss: ULRICH SCHNAUSS:Software: Steinberg Cubase all tracks bar PRISM and AMONG MANATEES** (Logic)*Peripheral equipment: Manikin Schrittmacher sequencer.*Hardware synths:Roland JD XA synthesizerRoland Jupiter-8 synthesizerRoland JD-800 synthesizerOberheim OB-8 synthesizerRoland System 1 synthesizerRoland MKS-70 synthesizer moduleRhodes Chroma synthesizerWaldorf Q synthesizerMicrowave XT synthesizer module*Software synths & effects: Various modules from Sonic Core’s SCOPE system.*Hardware effects: Ensoniq DP4

I bought an MPC3000, a computer with Logic, a JD-800, a Mackie mixing desk and a load of outboard gear.

In this pic we see Dj Quik in the studio and underneath his feet is a Roland JD-800 among other gear in the studio. He also mentions the JD-800 in an in-depth interview with Complex magazine.

For Very they used: Korg M1Rs Akai S1000s Akai S3000s Roland S770 E-mu Systems Proteuses Oberheim Matrix 1000 Roland MKS80s Roland MKS50s PPG Waveterm Roland JD800 Roland Juno 106 Sequential Circuits Prophet V Roland R70 Fairlight CMI Macintosh running Notator Logic Dynaudio monitors This is according to Music Technology magazine (Dec 1993)