This item contains the complete Service Manual
in a Yamaha Technical Service Manual Folder.

Yamaha Organ Service Manuals include Schematics,
Circuit Board Layouts, Adjustments, Wiring Diagrams
Hardware Diagrams and Parts List.

This also includes the Poster Size
205-U Overall Circut Diagram
and the
205U Block Diagram
on reverse side of poster.

This original vintage Yamaha organ
service manual is in good condition
and only shows wear from normal use.