The Yamaha PSR-S550/PSR-S550B Service Manual is a comprehensive guide covering various technical aspects of the Yamaha PSR-S550/PSR-S550B. It includes detailed information such as specifications, panel layout, circuit board layout & wiring, extension cable for service use, block diagram, disassembly procedure, LSI pin description, IC block diagram, circuit boards, test program, initialization, data backup, system booting flow chart, MIDI implementation chart, MIDI data format, parts list, and overall circuit diagram.
This manual is an invaluable resource for both professional mechanics and DIY enthusiasts, providing essential insights into the inner workings of the Yamaha PSR-S550/PSR-S550B. With 69 pages of content in English, this manual is available in a format suitable for both Windows and MAC platforms.
