Onkyo DTR 5 Service Manual

Page 1

DTR-S

Ref. No.
071999

SERVICE MANUAL
AUDIO VIDEO

CONTROL RECEIVER
MODEL DTR-S

Black and Silver and Golden models

BMD 120V AC, 60Hz
BMP/BMP'F/BMPA/
SMP/GMPT 230V AC. 50Hz
BMWF/BMWR/GMWT/
GMWR 220230V/120V AC, 50/ 60Hz
SAFETY-RELATED COMPONENT WARNING TABLE OF CONTENTS
COMPONENTS IDENTIFIED BY MARK 22}. ON Specifications... 2
THE SCHEMATIC DIAGRAM AND IN THE PARTS Service procedures. 3
LIST ARE CRITICAL FOR RISK OF FIRE AND Panel views.......... 4
ELECTRIC SHOCK. REPLACE THESE COM- IC block diagrams and descriptions... 7
PONENTS WITH ONKYO PARTS WHOSE PARTS Microprocessor connection diagram.. 14
NUMBERS APPEAR AS SHOWN IN THIS MANUAL. Microrrocessor terminal descriptions IS
FL tube view ......................... 16
MAKE LEAKAGE-CURRENT 0R RESISTANCE Printed circuit barman st 17
MEASUREMENTS T0 EDETERMINE 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........... 3|
Video/Input PC board View. 32
Video/Input schematic diagram 33
Preamplifier PC board View 1.. 35
Preamplifier schematic diagram | 37
Preamplifier PC board view 2.... 39
Preamplifier schematic diagram 2 41
Microprocessor PC board View ....... 43
Microprocessor schematic diagram. 45
Power amplifier PC board view ...... 47
Power amplifier schematic diagram 49
Exploded VIew 51
Parts list ..... 53
Packing View. 55

_1_