Sharp r-8580 manual Sharp

Page 1

SHARP

SERVICE MANUAL

S9706R8580J//

CONVECTION

MICROWAVE OVEN

 

 

 

 

 

TAME OF

CONTENTS

 

 

 

 

 

 

 

 

Page

PRECAUTIONS

..........................................................................................................

 

INSIDE

FRONT COVER

FOREWORD

 

 

 

I

THUMB

INDEX

 

 

I

PRODUCT

DESCRlPTlON

 

2

OPERATION

 

 

 

4

SERVlClNG

.....................................................................................................................................................

 

 

 

11

TOUCH

CONTROL

PANEL ASSEMBLY

22

COMPONENT

REPLACEMENT

AND ADJUSTMENT

PROCEDURE

30

MICROWAVE

MEASUREMENT

PROCEDURE

35

PICTORIAL

DIAGRAM

 

36

CONTROL

PANEL

CiRCUlT

 

37

PRlNTED

WIRING

BOARD

 

38

PARTS

LIST

 

 

 

39

PACKING

AND

ACCESSORIES

...................................................................................................................

47

SHARPCORPORATION

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Contents Sharp Sharpcorporatkn OSAKA, Japan Microwave RadiationConvection Microwave Oven 8580Product Description SpecificationAuto-TouchTM Control Panel Description of Operating Sequence OperationOFF Condition Cooking ConditionAutomatic MIX Cooking Condition Convection Cooking ConditionPreheating Condition Convection Cooking ConditionCompu Cook Sensor Cooking ConditionEasy Defrost Cooking Cooking Sequence240V-50Hz G-4 Figure O-l. Oven Schematic-OFF ConditionFigure O-3. Oven Schematic-Convection Cooking Condition Description and Function of Components Convection Cooking System Convection HeaterDamper OPEN-CLOSE Mechanism Servicing Problem Possible Cause Test Procedure CorrectionOFF Condjtion Problem Possible Cause Test Procedure or Correction Nents Defective Convection Heater Procedure RelayRY4 Unit Microwave Output Power Test Procedures Letter Component Magnetron Assembly TestPower Transformer Test Procedure Letter Test Procedures CONT’D Component TestSwitch Test High Voltage Rectifier and Rectifier TestBlown Fuse Test Procedures CONT’D Letter Component Monitor Switch TestTEMP. Fuse Test Thermal CUT-OUTDamper Switch Test Procedure LetterThermistor Test Damper Motor TestRelay Symbol Operational Connected Components Voltage Test Procedures CONT’O Letter Component Relay UnitKEY Unit Test Checking the initial sensor cooking condition Testing Method for AH Sensor AND/OR Control UnitWater load cooking test Steps Occurance Cause or Correction Sensor Dummy Resistor CircuitOutline of Touch Control Panel Touch Control Panel AssemblyLSI LSI IZA096DR Description of LSJSeqment Data Siqnal Seqment Data signalKev strobe siqnal Internal clock oscillation frequency input settinqSignal svnchronized with commercial source frequencv50Hz Signal to SoundPower source voltage Magnetron High-voltaae Circuit driving SignalInput signal which communicates the door open/close Damper motor relav driving signalSignal cominq from touch kev Signal coming from touch keySensor Inuut Temperature measurement input Oven ThermistorRI4 Terminal For Manufacture TestSensor Circuit Absolute HumidityServicing Other PrecautionsShapes of Electronic Components Servicing of Touch Control PanelPower Transformer Removal Component Replacement and Adjustment ProcedureHigh Voltage Capacitor Removal Turntable Motor AND/OR Coupling RemovalConvection Motor Removal Magnetron RemovalCooling FAN Motor Removal Lower Latch Switch and Stop Switch Removal Upper Latch Switch / Monitor Switch RemovalDamper RemovalCPU Unit and KEY Unit Control Panel Assembly and CPU Unit RemovalDoor Replacement Door Replacement and AdjustmentDoor Adjustment Microwave Measurement Preparation for TestingRequirement 11II II II II OIL 8580 II I Figure S-3. Printed Wiring BoardAY AK AF AH Parts ListRR-DZ561PDREO Q8LAT AH FOVN-A090WRYO AG AD 11 AA 13 AA Ii AA Replacement Parts List 8580 ‘Y \‘\ Control Panel Parts Door Assembly MiscellaneousPacking and Accessories 8580 8580 Sharp
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