Be sure to add me to your favorites list Roland MKB-200 Original 1986 Midi Master Keyboard Service Manual / Schematics / More Booklet This is a vintage Roland service manual, for the Roland MKB200 midi master controller keyboard. It is an original service manual in very good condition, very detailed and complete. This vintage service manual has specs, parts list, schematics, block diagram, adjustments and more. This would be great for working on and repairing your MBK! I have two of these available at this time. This is a manual or document, this is NOT a piece of equipment or instrument. If you have any questions, I'm always happy to answer them. Thanks for looking! Check out my Store!