You can sample the JV-1010’s output to build your own SF2 libraries.
: It included all sounds from the "Session" expansion board, including the highly-regarded 64-voice stereo grand piano. Classic Patches Roland Jv 1010 Soundfont
. While there is no official Roland software called "JV-1010 Soundfont," the term refers to community-created digital sample libraries (in format) designed to mimic the hardware's iconic sound set. Sound On Sound Hardware Overview and Heritage What is a Soundfont
Since the JV-1010 is long discontinued, Soundfonts have become the bridge for the next generation. Here is how to integrate these sounds: Software synthesizers: ReBirth