Yamaha r 500

This is the 35 pages manual for yamaha r 500.
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yamaha r 500

Extracted text from yamaha r 500 (Ocr-read)


Page 1

STEREO RECEIVER

R®6©©

SERVICE MANUAL

I FRONT PANEL

0 POWER switch

. AM diaI scale

0 FM dial scale

. Tuning indicator

. SIGNAL QUALITY indicators
. STATION LOCK indicator

0 FM STEREO indicator

0 TUNING knob

0 PHONES jack

0 SPEAKERS switches

I CONTENTS

REAR PANEL ......................
INTERNAL COMPONENTS .............
SPECIFICATIONS ....................
DISASSEMBLY PROCEDURES ...............
DIAL MECHANISM .......................
ADJUSTMENTS .........................
BLOCK DIAGRAM ...................
WIRING ...........................
SCHEMATIC DIAGRAM ................

. BASS control

. TREBLE control

0 BALANCE control

0 REc OUT selecxor

0 INPUT selector

. LOUDNESS commI

0 MODE switch

. VOLUME control

C TUNER switch

0 FM MUTING/S. LOCK switch

..................................... 1
.................................... 1
..................................... 2

...... 5/6/7/8

..................................... 9
.................................... 10
.................................... II

YAMAHA

NIPPON GAKKI CD LTD HAMAMATSU, JAPAN

Ts

Page 2

n-soo

I REAR PANEL

UVS.A and Canndinn Models

mmmmm
mm "mo-um


i G

é

0 FM ANTENNA terminal (759 UNBAL)
. FM ANTENNA terminals (3000 BAL)
0 GND (Earth) terminal

0 AM ANTENNA terminal

0 GND terminal

0 PHONO input terminals

. AUX input terminals

I INTERNAL COMPONENTS
OTop View

9 9900

0 TAPE 1 terminals (TAPE PB and REC OUT)
0 TAPE 2 terminals (TAPE PB and REC OUT)
0 AM loop antenna

. AC OUTLETS

0 Power cord

0 SPEAKERS output terminals A/B

. Power transformer

0 AC outlets

0 Electrolytic capacitor
(0340, 341)

9 Hear Slnk

0 Tuner or board 1

0 Front-end pack (PK101)

. Flywheel

0 input selector switch
(SW102)

0 Rec out selector switch
(SW101 )

0 Dial pointer

0 Power IC (Iczoa)
.9 Main c. board I
0 Relay (HY301)

. Voltage amplifier IC (IC302)