Whirlpool 721.663398 manual Matrix Circuit for Touch KEY Board

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B. MATRIX CIRCUIT FOR TOUCH KEY BOARD

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Contents Division Basic Field Manual For Microwave Oven Page Foreword Check the Door Latch and Switch Closing Adjustment ProceduresAdjust the Latch and Switch Closing Test the Latch and Switch SequenceLatch Latch Board Features and Specifications Precautions on Installation General Precautions in USE Trial OperationSwitch Table SpecificationsSchematic Diagram Overall Circuit Diagram Matrix Circuit for Touch KEY Board Operating Procedures A. Oven Control Panel Easy USE Table Measuring Microwave Energy Leakage Procedure for Measuring Microwave Energy LeakageMeasurement with the Outer Case Removed EquipmentPower Output Measurement Measurement with a Fully Assembled OvenRecord Keeping and Notification After Measurement Important Notes Disassembly InstructionsDoor Assembly / Removal Magnetron Removal FAN Motor Assembly / Removal High Voltage Transformer Removal Removing SensorHigh Voltage Capacitor and Diode Removal Interlock Mechanism Interlock SystemSecondary Interlock Switch Test Primary Interlock Switch TestMonitor Switch Test Components Test Procedure ResultsTest Procedures Components Test and Checkout PROCEDURES, and TroubleshootingFilament Winding Primary Terminal MagnetronHigh Voltage CapacitorDiode Relay PowerLevel FAN MotorCheckout Procedures Checkout Procedures for Fuse BlowingProblems Causes Problem a Checkout Procedures for RelayProblem B YES GoodPage Condition Cause Remedy Trouble ShootingCondition CheckResult Fuse blows Condition Check Result Cause RemedyCondition Check Result Cause Remedy Check Result Exploded View Door Parts Controller Parts Oven Cavity Parts Latch Board Parts Interior Parts Base Plate Parts Sensor Parts No MFL30502909