Sharp r-8580 manual Figure S-3. Printed Wiring Board, Ii I

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R-8580

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Contents Sharp 8580 Microwave RadiationSharpcorporatkn OSAKA, Japan Convection Microwave OvenProduct Description SpecificationAuto-TouchTM Control Panel Cooking Condition OperationDescription of Operating Sequence OFF ConditionConvection Cooking Condition Convection Cooking ConditionAutomatic MIX Cooking Condition Preheating ConditionCooking Sequence Sensor Cooking ConditionCompu Cook Easy Defrost Cooking240V-50Hz G-4 Figure O-l. Oven Schematic-OFF ConditionFigure O-3. Oven Schematic-Convection Cooking Condition Description and Function of Components Convection Heater Convection Cooking SystemDamper OPEN-CLOSE Mechanism Problem Possible Cause Test Procedure Correction ServicingOFF Condjtion Problem Possible Cause Test Procedure or Correction Nents Defective Convection Heater Procedure RelayRY4 Unit Microwave Output Power Test Procedures Letter Component Magnetron Assembly TestHigh Voltage Rectifier and Rectifier Test Procedure Letter Test Procedures CONT’D Component TestPower Transformer Test Switch TestThermal CUT-OUT Test Procedures CONT’D Letter Component Monitor Switch TestBlown Fuse TEMP. Fuse TestDamper Motor Test Procedure LetterDamper Switch Test Thermistor TestRelay Symbol Operational Connected Components Voltage Test Procedures CONT’O Letter Component Relay UnitKEY Unit Test Testing Method for AH Sensor AND/OR Control Unit Checking the initial sensor cooking conditionWater load cooking test Steps Occurance Cause or Correction Sensor Dummy Resistor CircuitTouch Control Panel Assembly Outline of Touch Control PanelLSI LSI IZA096DR Description of LSJInternal clock oscillation frequency input settinq Seqment Data signalSeqment Data Siqnal Kev strobe siqnalMagnetron High-voltaae Circuit driving Signal Signal to SoundSignal svnchronized with commercial source frequencv50Hz Power source voltageSignal coming from touch key Damper motor relav driving signalInput signal which communicates the door open/close Signal cominq from touch kevTerminal For Manufacture Test Temperature measurement input Oven ThermistorSensor Inuut RI4Sensor Circuit Absolute HumidityServicing of Touch Control Panel Other PrecautionsServicing Shapes of Electronic ComponentsTurntable Motor AND/OR Coupling Removal Component Replacement and Adjustment ProcedurePower Transformer Removal High Voltage Capacitor RemovalMagnetron Removal Convection Motor RemovalCooling FAN Motor Removal Removal Upper Latch Switch / Monitor Switch RemovalLower Latch Switch and Stop Switch Removal DamperCPU Unit and KEY Unit Control Panel Assembly and CPU Unit RemovalDoor Replacement and Adjustment Door ReplacementDoor Adjustment Preparation for Testing Microwave MeasurementRequirement 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