File name Yamaha-PC9501N pwramp.pdfPOWER AMPLIFIER
PC9501N
SERVICE MANUAL
CONTENTS
SPECIFICATIONS ...3/4
PANEL LAYOUT ...5
CIRCUIT BOARD LAYOUT ...6
DIMENSIONS ...7
PERFORMANCE GRAPHS ...8
DISASSEMBLY PROCEDURE ...9
NOTES ON WIRING ...14/15
LSI PIN DESCRIPTION ...16
IC BLOCK DIAGRAM ...17
CIRCUIT BOARDS ...19
INSPECTIONS ...28/36
PARTS LIST
BLOCK DIAGRAM
ECF
WIRING DIAGRAM
This document is printed on chlorine free (ECF) paper. OVERALL CIRCUIT DIAGRAM
PA 011767 HAMAMATSU, JAPAN
200412-441000 Copyright (c) Yamaha Corporation. All rights reserved. PDF-K006 '05.02
PC9501N
IMPORTANT NOTICE
This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumed that basic
service procedures inherent to the industry, and more specifically Yamaha Products, are already known and understood by the users, and
have therefore not been restated.
WARNING : Failure to follow appropriate service and safety procedures when servicing this |