File name Yamaha-T3N_4N_5N pwramp.pdfSERVICE MANUAL
T5n
T4n
T3n
I CONTENTS
SPECIFICATIONS ... 3/5
DIMENSIONS ... 7
PANEL LAYOUT ... 8
CIRCUIT BOARD LAYOUT ... 9
DISASSEMBLY PROCEDURES ... 10
LSI PIN DESCRIPTION ... 18
IC BLOCK DIAGRAM ... 20
CIRCUIT BOARDS ... 23
INSPECTIONS ... 36/45
PST CIRCUIT BOARD REPAIR GUIDE
... 54/59
PARTS LIST
IC & DIODE FIGURES
This document is printed on chlorine free (ECF) paper. BLOCK DIAGRAM
CIRCUIT DIAGRAM
PA 011844
T5n: 200612-682500
T4n: 200612-577500 HAMAMATSU, JAPAN
T3n: 200612-504000 Copyright (c) Yamaha Corporation. All rights reserved. 06.12
T5n/T4n/T3n
IMPORTANT NOTICE
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