User Manual: SDIY links
Reset Proceedures: N/A
Operating System code:
MIDI or other control protocol:
Software related Links:
Patches or knob settings:
Circuit Overview: below
Scematics/Service Manual: Radio Electronics article
Common Service Issues/Tips: below
Parts Sources: Keys knobs semiconductors misc
Uncommon chips/modules used:
General Info Links: Synthesizer Museum
Very simple VCO and Noise source to VCF with just ribbon control and a couple function generators to do envelopes with a trigger it appears.
Never worked on one.
Not sure what all might be in these yet. Ask if you need a specific part.