SERVICE MANUAL
PA
HAMAMATSU, JAPAN
Copyright (c) Yamaha Corporation. All rights reserved. PDF-K1941 MI ’04.12
011744
20050110-23000
CONTENTS（目次）
SPECIFICATIONS（総合仕様）........................................................ 3/5
DIMENSIONS（寸法図）..................................................................... 7
CIRCUIT BOARD LAYOUT（ユニットレイアウト）........................... 7
PANEL LAYOUT（パネルレイアウト）................................................ 8
DISASSEMBLY PROCEDURE（分解手順）...................................... 11
LSI PIN DESCRIPTION（LSI 端子機能表）...................................... 15
IC BLOCK DIAGRAM（IC ブロック図）............................................ 16
CIRCUIT BOARDS（シート基板図）................................................ 17
INSPECTIONS（検査）................................................................ 22/27
BLOCK DIAGRAM & LEVEL DIAGRAM
（ブロック＆レベルダイアグラム）
OVERALL CIRCUIT DIAGRAM（総回路図）
PA RTS LIST
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3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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