Yamaha SK-15 -1981    Weight = ? Lbs. Number mfg.= ?MRP=$895?


User Manual: Yamaha
Reset Proceedures: N/A
Operating System code:
MIDI or other control protocol:
Software related Links: N/A
Patches or knob settings:
Circuit Overview: below
Scematics/Service Manual: fdiskc archive
Common Service Issues/Tips: below
Parts Sources: Keys knobs semiconductors misc
Uncommon chips/modules used: YM62100 Key assigner, YM62200 tone generator, YM70200 Organ Generator, YM70400 polysynth generator, IG00156 VCF, IG02601 VCA, MN3009 BBD's, IG03290 BBD driver
Modifications:
General Info Links: SonicState





Circuit Overview:
     SK series synths I believe are divide down oscillators with some analog circuitry and some digital stuff going on. Anyone have a better description? Hope to get one of these soon.


Service Tips:
     Anyone?


Parts:
While Yamaha normally does not keep parts around more than 5 years or so, I stock what I can. Some knobs in stock.
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