Manuals / Panasonic / Kitchen Appliance / Microwave Oven

Panasonic manual Schematic Diagram, NN-SD698S / NN-ST678S / NN-ST658W

Models: NN-ST658W NN-ST678S NN-SD698S

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1 SCHEMATIC DIAGRAM

NN-SD698S / NN-ST678S / NN-ST658W

1 SCHEMATIC DIAGRAM

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Panasonic manual Schematic Diagram, NN-SD698S / NN-ST678S / NN-ST658W

Contents

RPH LATIN AMERICA RUH MEXICO Microwave OvenNN-SD698S NN-ST678S NN-ST658W 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 defrost2.6. Steam sensor and digital programmer circuit 2.5. Sensor reheat2.7. Thermistor 3.2. Inverter warnings 3 CAUTIONS TO BE OBSERVED WHEN TROUBLESHOOTING3.1. Check the grounding 3.6. Verification after repair 3.3. Part replacement3.7. Sharp edges Discharging the high voltage capacitors4.2. Digital programmer circuit D.P.C 4 DISASSEMBLY AND PARTS REPLACEMENT PROCEDURE4.1. Magnetron 4.4. Fan motor 4.3. Low voltage transformer and/or power relays RY1, RY24.5. Door assembly 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 assemblyseconds after started 5.5. Inverter power supply U5.6. Temperature thermistor 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 meterNN-SD698S / NN-ST678S / NN-ST658W 9 EXPLODED VIEW AND PARTS LIST9.1. EXPLODED VIEW 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 NN-SD698S / NN-ST678S / NN-ST658W 10 DIGITAL PROGRAMMER CIRCUIT10.1. NN-SD698S 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