iirc there are only 2 firmwares - the original doesn't have lfos - no idea how to check as mine is pre that firmware and I never upgraded it

the update procedure is usually in the manual for mutable modules

"some of the best base-level info to remember can be found in Jim's sigfile" @Lugia

Utility modules are the dull polish that makes the shiny modules actually shine!!!

sound sources < sound modifiers < modulation sources < utilities