Yamaha CLP-150 Service Manual

CLP-150
SERVICE MANUAL
1.27K-9241
MI
Printed in Japan ’02.06
R
CLP-150/CLP-150M/
CLP-150C
CL 001676
■ CONTENTS
SPECIFICATIONS.............................................................................. 3
PANEL LAYOUT ................................................................................. 4
DISASSEMBLY PROCEDURE .......................................................... 6
LSI PIN DESCRIPTION ................................................................... 18
IC BLOCK DIAGRAM....................................................................... 23
CIRCUIT BOARDS .......................................................................... 24
TEST PROGRAM ............................................................................ 38
MIDI IMPLEMENTATION CHART .................................................... 42
PARTS LIST
OVERALL CIRCUIT DIAGRAM
BLOCK DIAGRAM
CIRCUIT BOARD LAYOUT
This document is printed on chlorine free (ECF) paper with soy ink.

Yamaha CLP-150 Specifications

General

Type	Digital Piano
Touch Sensitivity	Hard, Medium, Soft, Fixed
Sound Source	AWM (Advanced Wave Memory)
Amplifier	20W x 2
Keyboard	88-key Graded Hammer
Polyphony	64
Effects	Reverb, Chorus
Pedals	3 (Damper, Soft, Sostenuto)
MIDI	In/Out
Included Accessories	Bench
Speakers	16cm x 2

Summary

Disassemble Procedure

Circuit Boards & Assemblies Inside of Main Unit

Lists circuit boards and assemblies to be removed from the main unit.

Keyboard Assembly

Procedure for removing the keyboard assembly.

Disassembling the Keyboard

Detailed steps for disassembling the keyboard mechanism.

Assembling the Keyboard

Detailed steps for assembling the keyboard mechanism.

LSI Pin Description

HD6417709SHF200 (X2687A00) CPU (SH3) Pin Description

Pin description for the CPU (SH3) IC.

M66291GP (X2156A00) USB Controller Pin Description

PCM1730E-1/2K (X2077A00) DAC (Digital to Analog Converter) Pin Description

IC Block Diagram

Circuit Boards

DM (XZ592H0) Circuit Board

PNL (X2243D0) Circuit Board

PNR (X2244B0) Circuit Board

Test Program

How to enter the Test Program

Test program list

Details of various test items and their expected results.

MIDI Implementation Chart

MIDI Data Format

MIDI Parameter Change Table

Parts List

ELECTRICAL PARTS

Comprehensive list of all electrical components and their part numbers.

MAIN UNIT

TOP BOARD ASSEMBLY

PANEL ASSEMBLY

KEYBOARD ASSEMBLY

List of parts for the keyboard assembly.