Onkyo A 8940 Service Manual

Page 1

Ref. No. 3436

ONKYOQ SERVICE MANUAL

Integrated Stereo Amplifier
MODEL A-8940

Black and Silver models

UP i

230V AC. SOHL

SAFETY-RELATED COMPONENT WARNING!!

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
MEASUREMENTS TO DETERMINE THAT EXP-
OSED PARTS ARE ACCEPTABLY INSULATED
FROM THE SUPPLY CIRCUIT BEFORE RET-
URNING TI-IE APPLIANCE TO THE CUS-
TOMER.

TABLE OF CONTENTS

Specifications ................................................... 2
Block diagram -------------- ~ 3
Adjustment procedures~ ~- 5
IC block diagram -------------------- 6
Printed circuit board parts list -~ 10
Parts list of packing ------------- - 13
Chassis exploded view- - 14
Front panel facilities --------- - 17
Printed circuit board View -~ ' 19
Precautions ------------------- - 24
System connections 24
Schematic diagram .......................................... 25

ONKYO
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