August 7, 1980 revision
Keyboard Component Owner's Book Raw PDF (opens new tab) Keyboard Component Owner's Book OCR'd PDF (opens new tab)
published version
June 22, 1981
Keyboard Component Owner's Book Update Raw PDF (opens new tab) Keyboard Component Owner's Book Update OCR'd PDF (opens new tab)
Printer 40 Offer Raw PDF (opens new tab) Printer 40 Offer OCR'd PDF (opens new tab)
Sprinter 40 Instruction Manual Raw PDF (opens new tab) Sprinter 40 Instruction Manual OCR'd PDF (opens new tab)
June 17, 1981
Engineering Decision Memo Raw PDF (opens new tab) Engineering Decision Memo OCR'd PDF (opens new tab)
Power Supply Schematic Diagram Raw PDF (opens new tab) Power Supply Schematic Diagram OCR'd PDF (opens new tab)
1982
Keyboard Component Quality, Overview, Drawing List Raw PDF (opens new tab) Keyboard Component Quality, Overview, Drawing List OCR'd PDF (opens new tab)
final draft
Keyboard Component Service Manual Raw PDF (opens new tab) Keyboard Component Service Manual OCR'd PDF (opens new tab)