Onkyo TXDS 676 Service Manual

Page 1

mm

Ref. No.3627
091999

ONKYO@ SERVICE MANUAL

AUDIO VIDEO
CONTROL RECEIVER

MODEL TX-DSS76

Black and Golden models

BMD 120V AC 60Hz
BMF BMPT.BMPA,GMPT 230V AC 50H:
BMWT,BMWR,GMWI' 220-230V/120V
GMWR AC 50/60Hz

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 PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.

MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPT ABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.

ON KYO®
IIIIIIII IIIIIIPIIIIIIIIS

TABLE OF CONTENTS

Specifications .....
Service procedures
Panel views.
FL tube View.
Microprocessor connection diagram
Microprocessor terminal descriptions.
IC block diagrams and descriptions.
Printed circuit board-part list
Adjustment and confirmation.
Wiring View ........................
Block diagram.....i....i.....i
Preamplifier PC board View
Preamplifier schematic diagram.
Power/Input PC board viewm.
Power/Input schematic diagra
Main circuit PC board view.
Main circuit schematic diagram ..
DSP PC board View ................
DSP schematic diagram ..........
Power amplifier PC board View
Power amplifier schematic diagram.
Display PC board View ................
Display circuit schematic diagram
Video circuit PC board view .......
Video circuit schematic diagram
Exploded view.
Parts list ...........
Packing View ................