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Yamaha PortaTone PSR-640 Manuals

Owner’s manuals and user’s guides for Yamaha PortaTone PSR-640.
We providing 2 pdf manuals Yamaha PortaTone PSR-640 for download free by document types: Service Manual, Step By Step Procedures.

Yamaha PortaTone PSR-640 Service Manual (18 pages)

Brand: Yamaha Category: Musical Instrument

• 1. Psr-740 Block Diagram
• 2. Psr-640 Block Diagram

Yamaha PortaTone PSR-640 Step By Step Procedures (21 page)

Brand: Yamaha Category: Musical Instrument

• 1. Loading Styles
• 2. Multi Track Recording
• 3. Quick Recording
• 4. Recording Tempo Changes
• 5. Registration Memory