Yamaha Silent Cello SVC110 User Manual

SERVICE MANUAL
SVC110: 2006xxxx-xxxxxx
SVC110S: 2006xxxx-xxxxxx
NV 011828
HAMAMATSU, JAPAN
Copyright (c) Yamaha Corporation. All rights reserved. Printed in Japan ’06.07
このサービスマニュアルはエコパルプ
（ECF：無塩素系漂白パルプ）を使用しています。
This document is printed on chlorine free (ECF) paper.
SVC110/SVC110S
SVC110S model is available only in Japan.
SVC110Sは国内仕様モデルです。
SPECIFICATIONS （総合仕様）..................................................................... 3
PANEL LAYOUT （パネルレイアウト）......................................................... 4
CIRCUIT BOARD LAYOUT （ユニットレイアウト）.................................... 7
DISASSEMBLY PROCEDURES （分解手順）............................................... 8
LSI PIN DESCRIPTION （LSI端子機能表）.................................................. 11
IC BLOCK DIAGRAM （ICブロック図）...................................................... 11
CIRCUIT BOARDS （シート基板図）........................................................... 12
INSPECTIONS & MECHANICAL CHECK POINT
（検査＆雑音が出る場合のチェックポイント）...................................... 14/16
TUNING （調弦）......................................................................................... 18
BLOCK DIAGRAM （ブロックダイアグラム）............................................ 19
OVERALL CIRCUIT DIAGRAM （総回路図）.............................................. 20
PARTS LIST
■ CONTENTS （目次）

Yamaha Silent Cello SVC110 Specifications

General

Type	Silent Cello
Model	SVC110
Fingerboard Material	Ebony
Bridge Material	Maple
Dimensions	1450 mm (L) x 520 mm (W) x 190 mm (H)
Size	4/4
Neck Material	Maple
Tailpiece	Composite
Knee Support	Yes
Bow Included	No
Pickup System	Piezo type
Output	1/4 inch (6.3 mm) phone jack
Built-in Effects	Reverb
Power Supply	AA battery 2pcs

Summary

Specifications

Panel Layout

Panel Layout - Control Panel

Disassembly Procedures

Disassembly Procedures - Control Panel Unit

Instructions for removing the control panel unit.

Disassembly Procedures - MA Circuit Board

Steps for removing the MA circuit board.

Disassembly Procedures - JK Circuit Board

Steps for removing the JK circuit board.

Disassembly Procedures - HP Circuit Board

Instructions for removing the HP circuit board.

Disassembly Procedures - Pickup Assembly

Steps for removing the pickup assembly.

Disassembly Procedures - Body and Neck Separation

LSI Pin Description

IC Block Diagram

Inspections

Inspections - Preparations and Settings

Inspections - Specific Checks

Checks for AUX IN, power modes, shipping settings, and mechanical noise.

Inspections - Noise Troubleshooting

Inspections - Measurement Conditions and Tests

Inspections - Power Mode and Noise Checks

Tuning

Tuning - Bridge Setup and String Tuning

Block Diagram

Overall Circuit Diagram

Control Panel Unit