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Panasonic manual Digital Programmer Circuit, NN-SD698S / NN-ST678S / NN-ST658W

Models: NN-ST658W NN-ST678S NN-SD698S

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10 DIGITAL PROGRAMMER CIRCUIT

NN-SD698S / NN-ST678S / NN-ST658W

10 DIGITAL PROGRAMMER CIRCUIT

10.1. NN-SD698S

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Panasonic manual Digital Programmer Circuit, NN-SD698S / NN-ST678S / NN-ST658W

Contents

Microwave Oven NN-SD698S NN-ST678S NN-ST658WRPH LATIN AMERICA RUH MEXICO NN-SD698S / NN-ST678S / NN-ST658W NN-SD698S / NN-ST678S / NN-ST658W CONTENTS NN-SD698S / NN-ST678S / NN-ST658W 1 SCHEMATIC DIAGRAM2.2. Inverter power supply circuit 2.1. Variable power cooking control2 DESCRIPTION OF OPERATING SEQUENCE 2.3. Inverter defrost2.5. Sensor reheat 2.7. Thermistor2.6. Steam sensor and digital programmer circuit 3 CAUTIONS TO BE OBSERVED WHEN TROUBLESHOOTING 3.1. Check the grounding3.2. Inverter warnings 3.6. Verification after repair 3.3. Part replacement3.7. Sharp edges Discharging the high voltage capacitors4 DISASSEMBLY AND PARTS REPLACEMENT PROCEDURE 4.1. Magnetron4.2. Digital programmer circuit D.P.C 4.3. Low voltage transformer and/or power relays RY1, RY2 4.5. Door assembly4.4. Fan motor 4.7. Steam sensor 4.6. Turntable motorCAUTIONS 4.8. Inverter power supply5.1. Primary, Secondary Latch Switch interlocks & Power Relay RY1 5 COMPONENT TEST PROCEDURE5.2. Monitor Interlock Switch 5.4. key board membrane Membrane switch assembly5.5. Inverter power supply U 5.6. Temperature thermistorseconds after started 6.2. Measurement of microwave output 6 MEASUREMENTS AND ADJUSTMENTS7.2. Procedure for measuring radiation leakage 7 PROCEDURE FOR MEASURING MICROWAVE ENERGY LEAKAGE7.1. Equipment 7.3. Record keeping and notification after measurementNN-SD698S / NN-ST678S / NN-ST658W 8.1. Troubleshooting Oven stops operation during cooking 8 TROUBLESHOOTING GUIDEOpen or loose wiring of secondary latch switch 8.2. Troubleshooting Other problemsAlternate way to troubleshoot oven with AC Ampere meter used 8.3. Troubleshooting of inverter circuit U and magnetron8.5. H.V.INVERTER BOARD MAIN PARTS LIST F606Y8M00AP 8.4. SIMPLE WAY OF H.V. INVERTER/MAGNETRON TROUBLESHOOTINGProcedure PurposeNN-SD698S / NN-ST678S / NN-ST658W 8.6. How to check the semiconductors using an OHM meter9 EXPLODED VIEW AND PARTS LIST 9.1. EXPLODED VIEWNN-SD698S / NN-ST678S / NN-ST658W 9.2. PARTS LIST Ref. No 9.3. WIRING MATERIALS 9.4. DOOR ASSEMBLY 9.5.1. NN-SD698S 9.5. ESCUTCHEON BASE ASSEMBLY9.5.2. NN-ST678S 9.5.3. NN-ST658W 9.6. PACKING AND ACCESSORIES 10 DIGITAL PROGRAMMER CIRCUIT 10.1. NN-SD698SNN-SD698S / NN-ST678S / NN-ST658W NN-SD698S / NN-ST678S / NN-ST658W NN-SD698S / NN-ST678S / NN-ST658W 10.2. NN-ST678SNN-SD698S / NN-ST678S / NN-ST658W NN-SD698S / NN-ST678S / NN-ST658W 10.3. NN-ST658WNN-SD698S / NN-ST678S / NN-ST658W 10.4.1 10.4. PARTS LISTNN-SD698S 10.4.201/08 10.4.3. NN-ST658WS-8X0 S-8V6