User Manual: Yamaha
Reset Proceedures: N/A
Operating System code: N/A
MIDI or other control protocol: N/A
Software related Links: N/A
Patches or knob settings: Patch Sheets
Circuit Overview: below
Scematics/Service Manual: fdiskc archive
Common Service Issues/Tips: below
Parts Sources: Keys knobs semiconductors misc
Uncommon chips/modules used: IG02600 VCA, IG02610 VCF, YM10150 key assigner, LA4138 power amp
Modifications:Richard Atkinson's page
General Info Links: Vintage Synth Explorer
Circuit Overview:
A simple subtractive analog synth similar in many ways to other CS series.
Service Tips:
I've only heard of the tone generator having intermittent problems on these.
Parts:
I doubt many of the parts are available for these machines anymore. Scrap units?
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