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Yamaha disklavier Mark III Series Maintenance Handbook

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Table Of Contents

Table of Contents

Table of Contents
Introduction
Features
Basic Structure
DGA1 (Playback-Only Model)
DGP1 (Playback-Only Model)
DGH1BA, DA1A, DC1A, and DC2A Full-Function Models
DC3A, DC5A, DC6A, and DC7A Full-Function Models
Underside Diagrams for All Models
Dkc55
Dkc55Rcd
Inside of Controller
Amplifier Unit
Specification
New Functions
CD-ROM Drive (Full-Function Models Only)
Expanded Memory and Programs (All Models)
Smartkey System (on Full-Function Models Only)
New Units
Controller
Key Sensor
Key Drive Unit
Amplifier Unit
Shank Stopper
Unit Diagram
Mounting the Speakers and Attaching the Cables
Operation
Balancing the Ensemble Volume (TG Master Balance)
Balancing the CD Volume (CD Master Balance)(Applies Only to Models with
Maintenance
Basic Approach
Acoustic Adjustment
Silent-Mode Adjustment
Maintenance Mode (Menu)
Test-Mode
Program Update
Pass Numbers and Error Messages

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1 Table of Contents
2 Dgh1Ba, Da1A, Dc1A, and Dc2A Full-Function Models
3 Dkc55
4 Dkc55Rcd
5 Maintenance
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Mark III Series

Grand Piano

MAINTENANCE HANDBOOK

FOR THE PIANO TECHNICIAN

MHB18

00.06 CR Printed in Japan

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Dennis Mong

March 6, 2025

I have a Yamaha du1a diskclavier upright piano that needs a power supply replacement or fix. I live in an Ohio and I don’t mind shipping it out to someone who can help me but I need help getting it out of the piano. Can you help?

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Disklavier dga1 Disklavier dgp1 Disklavier dgh1ba Disklavier da1a Disklavier dc1a Disklavier dc2a ... Show all

Yamaha disklavier Mark III Series Maintenance Handbook

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