Onkyo A 8087 Service Manual
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Extracted text from Onkyo A 8087 Service Manual (Ocr-read)
Page 1
SERIAL No. 3222
ONKYO SERVICE MANUAL
Integrated Stereo Amplifier
MODEL A-8087
UDN, UD
I 20V AC, 60Hz
UG
220V AC, 50HZ
UW
120V or 220V AC, 50/60Hz
SAFETYRELATED COMPONENT WARNINGII
COMPONENTS IDENTIFIED BY MARK A ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST
ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC
SHOCK REPLACE THESE COMPONENTS WITH
ONKYO PARTS WHOSE PARTS NUMBERS APPEAR
AS SHOWN IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE MEA-
SUREMENTS TO DETERMINE THAT EXPOSED PARTS
ARE ACCEPTABLY INSULATED FROM THE SUPPLY
CIRCUIT BEFORE RETURNING THE APPLIANCE TO
THE CUSTOMER.
TABLE OF CONTENTS
Item
Page
Specifications
Block diagram
lC block diagram
Precautions
Main amplifier adjustment
Front panel facilities
System connections
Exploded View
Exploded View parts list
Printed circuit board parts list
Printed circuit board View
Schematic diagram
Packing procedures
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