Yahama DGX 620 YPG 625 Keyboard Service Manual and Repair Guide

Yahama DGX 620 YPG 625 Portable Grand Keyboard original service, repair and technical troubleshooting manual.

This service guide provides you with in-depth technical information about:
Specifications
Panel Layout
Circuit Board Layout & Wiring
Block Diagram
Disassembly Procedure
Lsi Pin Description
Ic Block Diagram
Circuit Boards
Test Program
Initialization
User Data Backup
Midi Implementation Chart
Midi Data Format
Parts List
Overall Circuit Diagram

This service manual is very detailed with pictures and step-by- step instructions on how to repair/service this device the best way there is!

Please note this is the ORIGINAL & COMPLETE service and repair manual as used by all certified Yamaha technicianns.

This manual is made in high resolution, so when you print the pages you need it is all in great quality!

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Specifications
Language: English
Format: PDF
Pages: 62