Onkyo R 30 Service Manual

Page 1

Ref. No. 3431

ONKYO SERVICE MANUAL

QUARTZ SYNTHESIZED
TUNER AMPLIFIER

MODEL R-30

.é

Black and Silver models

MD, MDN, BHMD, BHMDN 120V AC, 60Hz

MP,MPVJIPI-EHMPBHMPV, BHMPF 230V AC, 50Hz

MW, BHIVIVV 120 or 220V AC. SOWGUIIZ

MQA, BHMQA 240V AC. SOHZ
_ I

SAFETY-RELATED COMPONENT WARNINGH
COMPONENTS IDENTIFIED BY MARK A ON TABLE OF CONTENTS
THE SCHEMATIC DIAGRAM AND IN THE PARTS

SpeLifications .

PARTS ARE ACCEPTABLY INSULATED FROM
THE SUPPLY CIRCUIT BEFORE RETURNING
THE APPLIANCE TO THE CUSTOMER,

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LIST ARE CRITICAL FOR RISK OF FIRE AND .
ELECTRIC SHOCK REPLACE THESE COMPO servlc: g'°.ced'es ' 3
NENTS WITH ONKYO PARTS WHOSE PART Ex _° V'ew ------- A 4
NUMBERS APPEAR AS SHOWN IN THIS Pans 115 ------- - 5
MANUAL Block diagram _ 6
120V model . 6
MAKE LEAKAGE-CURRENT OR RESISTANCE Other models _ 7
MEASUREMENTS TO DETERMINE THAT EXPOSED Microprocessor connection diagram 3
. 9

Terminal descriptions ..................
1C block diagrams and descriptions
Adjustment procedures .................................
Pnnted Circuit board View from bottom side .
Schematic diagram

120V model .....

Other models ......................
Printed circuit board parts list
Packing view. ...........................................

ONKYO
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