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Yamaha TYROS 2 User Manual

Yamaha TYROS 2
183 pages
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SERVICE MANUAL
HAMAMATSU, JAPAN
Copyright (c) Yamaha Corporation. All rights reserved. PDF ’05.10
PK 001740
CONTENTS
SPECIFICATIONS (Tyros2) ...................................................... 3
SPECIFICATIONS (TRS-MS02) ............................................... 5
PANEL LAYOUT (Tyros2).......................................................... 6
PANEL LAYOUT (TRS-MS02) .................................................. 8
CIRCUIT BOARD LAYOUT ....................................................... 9
DISASSEMBLY PROCEDURE (Tyros2) ................................. 12
DISASSEMBLY PROCEDURE (TRS-MS02) .......................... 24
LSI PIN DESCRIPTION .......................................................... 26
IC BLOCK DIAGRAM.............................................................. 40
CIRCUIT BOARDS ................................................................. 43
TEST PROGRAM ................................................................... 77
SYSTEM RESET .................................................................... 89
OS UPDATE............................................................................ 90
DATA BACKUP........................................................................ 91
MIDI IMPLEMENTATION CHART ........................................... 92
MIDI DATA FORMAT ............................................................... 93
PARTS LIST
BLOCK DIAGRAM
OVERALL CIRCUIT DIAGRAM
MONITOR SPEAKER
TRS-MS02
/
Tyros2
TRS-MS02

Table of Contents

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Yamaha TYROS 2 Specifications

General IconGeneral
Polyphony128 notes
Power SupplyAC Power Cord
Sound EngineAWM Stereo Sampling
EffectsReverb, Chorus, DSP
StorageUSB to Device
ConnectivityMIDI (In, Out, Thru), USB (To Host, To Device)
Weight14.5 kg
StylesOver 400 Styles

Summary

Important Notices and Precautions

Chemical Content Warning

Notice regarding lead and other chemicals used in product manufacturing.

Data Saving and Backup

Procedure for saving and backing up instrument data to external media.

Tyros2 Specifications Overview

Voice Types and Expandability

Information on MegaVoices, Sweet!, Live!, Cool!, Organ Flutes, and Super Articulation voices.

TRS-MS02 Monitor Speaker Specifications

Tyros2 Panel Layout - Front Panel

Tyros2 Rear Panel Layout

Rear Panel Connections (Tyros2)

Detailed description of all rear panel jacks and terminals for the Tyros2.

TRS-MS02 Speaker Panel Layout

Layout and controls for the Subwoofer and Satellite Speaker units.

Tyros2 Disassembly Procedures

Tyros2 Component Disassembly Steps

Step-by-step instructions for disassembling major components like DM, DJK, DAC2A boards.

Tyros2 Keyboard and Key Mechanism Disassembly

Procedures for removing keys, rubber contacts, and the FSX keyboard assembly.

TRS-MS02 Disassembly Procedures

LSI Pin Description Overview

Test Program Operation

Entering the Test Program Mode

Instructions on how to initiate the test program by pressing specific keys.

Test Procedure and Result Interpretation

Steps for selecting, executing, and interpreting test results.

System Reset Procedures

Factory Reset Options

Restoring original factory settings for system setup, MIDI, effects, files, and voices.

Custom Reset Settings

Recalling user-saved custom settings for system, MIDI, effects, and music finder.

OS Update and Software Installation

OS Update Preparation and Tools

Downloading Tyros2 program software and required USB memory.

Executing the OS Software Update

Step-by-step guide for connecting USB memory and installing the OS.

Data Backup and Restore

Data Backup and Restore Preparation

Requirements for data backup: USB memory and connecting to the instrument.

Performing Data Backup and Restore

Procedures for saving instrument settings and loading backup files.

Factory Set Execution

Instructions for returning the instrument to its factory default settings.

MIDI Implementation Chart

MIDI Channel Message Transmissions

Details on transmitted and recognized MIDI messages for basic channel and mode.

MIDI Channel Message Tables

MIDI Channel Message (1) Details

Details on MIDI channel messages, including Key On/Off and Control Change.

MIDI Channel Message (2) Details

Details on NRPN, RPN, and drum-related MIDI channel messages.

Parts List

Tyros2 Upper Case Assembly

Upper Case Assembly Components

Diagram illustrating the parts that constitute the Tyros2 upper case assembly.

Tyros2 Lower Case Assembly

Lower Case Assembly Components

Diagram illustrating the parts that constitute the Tyros2 lower case assembly.

Tyros2 Keyboard Assembly

Keyboard Assembly Components

Diagram showing the parts that make up the Tyros2 keyboard unit.

Tyros2 LCD Panel Assembly

LCD Panel Assembly Components

Diagram illustrating the parts of the Tyros2 LCD panel, including its cover and hinge.

Tyros2 Electrical Parts List

TRS-MS02 Parts List

Critical Component Replacement Warning

Warning regarding the replacement of special characteristic components.

Tyros2 Block Diagram Overview

Tyros2 Block Diagram Sections Index

Index of the different sections covered in the Tyros2 overall block diagram.

Tyros2 Overall Circuit Diagram (1/13)

Main CPU and Memory Circuitry

Circuit diagram illustrating the main CPU, Flash ROM, and Level Converter sections.

Tyros2 Overall Circuit Diagram (2/13)

Flash ROM and CPLD Circuitry

Circuit diagram showing Flash ROM, CPLD, and Transceiver blocks.

Tyros2 Overall Circuit Diagram (3/13)

Area4 and AVDP7 Circuitry

Circuit diagram illustrating Area4, AVDP7 RGB Controller, and SDRAM connections.

Tyros2 Overall Circuit Diagram (4/13)

Demultiplexer and Tone Generator Circuitry

Circuit diagram showing Demultiplexer, SDRAM, and Tone Generator blocks.

Tyros2 Overall Circuit Diagram (6/13)

USB and HDSB Circuitry

Circuit diagram for USB interface, power switch, and HDSB board.

Tyros2 Overall Circuit Diagram (7/13)

AJK, HP, MICVR, SPOL, SPOR Circuitry

Circuit diagrams for audio input/output, microphone, and speaker interface circuits.

Tyros2 Overall Circuit Diagram (8/13)

Tyros2 Overall Circuit Diagram (9/13)

Tyros2 Overall Circuit Diagram (10/13)

Tyros2 Overall Circuit Diagram (11/13)

Tyros2 Overall Circuit Diagram (12/13)

Tyros2 Overall Circuit Diagram (13/13)

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