Onkyo TXDS 575 Service Manual 2

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-DSS75

Ref. No. 3620
071999

ONKYO® SERVICE MANUAL
AUDIO VIDEO

CONTROL RECEIVER
MODEL TX-DS575

Black and Silver and Golden models

BMD 120V AC, 60Hz
BMP/BMPT/BMPA/
SMP/GMPT 230V AC. 50Hz
BMWT/BMWR/GMWT/
GMWR 220230V/120V AC, 50/ 601-12
SAFETY-RELATED COMPONENT WARNING TABLE OF CONTENTS
COMPONENTS IDENTIFIED BY MARK A ON Specifications.,. 2
THE SCHEMATIC DIAGRAM AND IN THE PARTS Service procedures. 3
LIST ARE CRITICAL FOR RISK OF FIRE AND Panel views........I. 4
ELECTRIC SHOCK, REPLACE THESE COM- IC block diagrams and descriptions", 7
PONENTS WITH ONKYO PARTS WHOSE PARTS Microprocessor connection diagram I4
NUMBERS APPEAR AS SHOWN IN THIS MANUAL. Mimprocessor terminal descriptions 15
FL tube View ......................... |6
MAKE LEAKAGE-CURRENT 0R RESISTANCE Primed circuit board_pan st ,7 ,
MEASUREMENTS TO DETERMINE THAT Adjustment and confirmation 23
EXPOSED PARTS ARE ACCEPTABLY IN- Wiring View ...... 25
SULATED FROM THE SUPPLY CIRCUIT BEFORE Block diagram 27
RETURNING THE APPLIANCE TO THE DSP circuit schematic diagram 29
CUSTOMER, DSP PC board view...I....... 3i
Video/Input PC board View 32
Video/Input schematic diagram 33
Preamplifier PC board view 1.. 35
Preamplifier schemaiic diagram 1 37
Preamplifier PC board View 2..., 39
Preamplifier schematic diagram 2 4|
Microprocessor PC board View. 43
ONKYO Microprocessor schematic diagram. 45
® Power amplifier PC board view ...... 47
Power amplifier schematic diagram 49
Exploded VIew 51
Parts list ..... 53
Packing View 55

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