Onkyo R 805 X Service Manual

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Onkyo R 805 X Service Manual

Extracted text from Onkyo R 805 X Service Manual (Ocr-read)


Page 1

R-805X

REF. NO. 36/2

SAFE"! Y~KELA l ED CUMIUNENI' WARNINUII

ONKYO® SERVICE MANUAL W"
FM STEREO/AM TUNER
AMPLIFIER
MODEL R-805X
Black model
@DD if IZOVAC,60HZ
TABLE OF CONTENTS

Specmcations .................................................................................. 2

L'UMIUNENIS IDENTIFIED BY MARK A: ON
THE SCHEMA'I'IC DIAGRAM AND [N THE PARTS
LIST ARE CRI'I'ICAL IUR RISK or MRI: AND
ELECTRIC SHOCK. REPLACE THESE COM-
PONENTS WITH ONKYO PARTS WHOSE PARTS
NUMBERS APPEAR As SHOWN IN THIS MANUAL.

MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS IU DETERMINE THA'I'
EXPOSED PARTS ARE ACCEPTABLY IN-
SULATED PROM II-IE SUPPLY CIRCUIT BEFORE
RETURNING 'I'HE APPLIANCE lU [HE
CUSTOMER.

ON KYO®
MIIIIII BIIMPIIIIIIIIS

Service procedures.
Panel views ......... .
Exploded vicw ................................................................................. 6

Parts 115! .......................................... 7
IC block diagrams and EIBSCI'IPIIOIIS 23

Wiring view ..................................................................................... 10
MIcroprocessor connection diagram.
Microprocessor terminal descriptions.
Primed CIICuII board~parts IISI ........................................................ I5
Schematic diagram ,,,,,,,,,,,

Printed circuit board View
racking procedures ..........