Onkyo TX-7530 Service Manual

ONKY-00299 TX-7530._
SERIAL No. 3290
QUARTZ SYNTHESIZED
TUNER AMPLIFIER
MODEL TX-7530
EMM
ONE YO cua srininunte tear news RE
Black and Silver models
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 COMPO-
NENTS WITH ONKYO PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS
MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM
THE SUPPLY CIRCUIT BEFORE RETURNING
THE APPLIANCE TO THE CUSTOMER.
ONKYO
AUDIO COMPONENTS
TABLE OF CONTENTS
Specifications oe oath Ses ten feo ay der Son a ah Ye! das cee, Cd aye oe
Service procedures Cte ae ie a ae a a a a ee ee
Exploded views st tee te ee ee ee
Parts list' © © © + © 6 8 8 8 ee ee ee ew ew we ee
Connection diagram of microprocessor **'* +: +
Block diagram of Ie ee te ee ee ee ee ee
Adjustment procedures' + - * ss tt th tees
Pc board view/parts list
Display/preamp./speaker: + + + * st tt tee
AM/FM tuner and selector circuit: + + + + °° >
Power amplifier: +--+ +++ +e ee ee eee
Other pc boards: * ss se ee ee ee
Schematic diagram
Amp. tt ot ttt tt ee ee ee ee
Block diagram +--+ tt te ee et te
Disassembling procedures ++: ++ st tse tee
Packing view + st te ee
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