Yamaha rx 500

Page 1

STEREO RECEIVER

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SERVICE MANUAL

I FRONT PANEL

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This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. it has been assumed that basic service procedures inherant to the
industry, and more specificatiy Yamaha Products, are already known and understood by the users, and have therefore not been restated.

WARNiNG: Faiiure to foiiow appropriate service and safety procedures when servicing this product may result in personal injury, destruction of expensive components
and failure of the product to perform as specified. For these reasons, we advise aii Yamaha product owners that ad service required snouid be performed by
an authorized Yamaha Retaiier or the appointed service representative.

IMPORTANT: The presentation or safe of this manuai to any individuai or firm does not constitute authorization, certification, recognition of any appiicable technical
capabitities, or establish a principieagent relationship of any form.

The data provided is believed to be accurate and appiicable to the unit(s) indicated on the cover. The research, engineering, and service departments of Yamaha are continualfy

striving to improve Yamaha products. Modifications are, therefore, inevitabie and specifications are subject to change without notice or obiigation to retrofit. Shouid any
discrepancy appear to exist, piease contact the distributors Service Division.

WARNING: Static discharges can destroy expensive components. Discharw any static electricity your body may have accumuiated by grounding yourself to the gound
buss in the unit (heavy gauge black wires connect to this buss).

IMPORTANT: Turn the unit OFF during disassembiy and parts replacement. Recheck aft work before you appiy power to the unit.

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I CONTENTS

TOSERVICEPERSONNEL.................1
SPECIFICATIONS......................1.2
REARPANELS......................... 2
INTERNALVIEW 3
DISASSEMBLY PROCEDURES 3
BLOCK DIAGRAM 5
ADJUSTMENTS 9

IC BLOCK

4

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u-COMDATA
PRINTED CIRCUIT BOARD .
SCHEMATIC DIAGRAM . . . .
WIRING...............
PARTS.LIST............ .
REMOTE CONTROL TRANSM TTER

I U I

C Q

. 10, 11
.12~15
. 16,17
18
.19~22
. 22~29
. 30,31

1 00092

OYAMAHA

NIPPON GAKK! CO. LTD. HAMAMATSU, JAPAN
3. 3k~563@ @ Printed in Japan. 87. i