Yamaha Clavinova CLP-120 Service Manual

SERVICE MANUAL
HAMAMATSU, JAPAN
1,752K-377 Printed in Japan ’02, 03
CL 001671
CONTENTS
SPECIFICATIONS .............................................................................. 3
PANEL LAYOUT.................................................................................. 4
CIRCUIT BOARD LAYOUT................................................................. 6
BLOCK DIAGRAM .............................................................................. 7
DISASSEMBLY PROCEDURE ........................................................... 8
LSI PIN DESCRIPTION .................................................................... 19
IC BLOCK DIAGRAM........................................................................ 21
CIRCUIT BOARDS ........................................................................... 23
INSPECTION .................................................................................... 33
MIDI IMPLEMENTATION CHART..................................................... 40
OVERALL CIRCUIT DIAGRAM
PARTS LIST
20020401-158000
CLP-120
This document is printed on chlorine free (ECF) paper with soy ink.
CLP-120

Yamaha Clavinova CLP-120 Specifications

General

Amplifiers	20W x 2
Speakers	16cm x 2
Chorus	Yes
Pedals	3 (Damper, Sostenuto, Soft)
Polyphony	32 notes
Sound Source	AWM (Advanced Wave Memory)
Reverb	Yes
Demo Songs	50
MIDI	Yes (In/Out/Thru)
Headphones	2 jacks
Touch Sensitivity	Hard, Medium, Soft, Fixed
Included Accessories	Bench
Keyboard	88-key Graded Hammer (GH) keyboard