Manuals / Panasonic / Kitchen Appliance / Microwave Oven

Panasonic manual NN-SD698S / NN-ST678S / NN-ST658W

Models: NN-ST658W NN-ST678S NN-SD698S

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NN-SD698S / NN-ST678S / NN-ST658W

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Panasonic manual NN-SD698S / NN-ST678S / NN-ST658W

Contents

NN-SD698S NN-ST678S NN-ST658W Microwave OvenRPH LATIN AMERICA RUH MEXICO NN-SD698S / NN-ST678S / NN-ST658W NN-SD698S / NN-ST678S / NN-ST658W CONTENTS 1 SCHEMATIC DIAGRAM NN-SD698S / NN-ST678S / NN-ST658W2 DESCRIPTION OF OPERATING SEQUENCE 2.1. Variable power cooking control2.2. Inverter power supply circuit 2.3. Inverter defrost2.7. Thermistor 2.5. Sensor reheat2.6. Steam sensor and digital programmer circuit 3.1. Check the grounding 3 CAUTIONS TO BE OBSERVED WHEN TROUBLESHOOTING3.2. Inverter warnings 3.7. Sharp edges 3.3. Part replacement3.6. Verification after repair Discharging the high voltage capacitors4.1. Magnetron 4 DISASSEMBLY AND PARTS REPLACEMENT PROCEDURE4.2. Digital programmer circuit D.P.C 4.5. Door assembly 4.3. Low voltage transformer and/or power relays RY1, RY24.4. Fan motor 4.6. Turntable motor 4.7. Steam sensor4.8. Inverter power supply CAUTIONS5.2. Monitor Interlock Switch 5 COMPONENT TEST PROCEDURE5.1. Primary, Secondary Latch Switch interlocks & Power Relay RY1 5.4. key board membrane Membrane switch assembly5.6. Temperature thermistor 5.5. Inverter power supply Useconds after started 6 MEASUREMENTS AND ADJUSTMENTS 6.2. Measurement of microwave output7.1. Equipment 7 PROCEDURE FOR MEASURING MICROWAVE ENERGY LEAKAGE7.2. Procedure for measuring radiation leakage 7.3. Record keeping and notification after measurementNN-SD698S / NN-ST678S / NN-ST658W 8 TROUBLESHOOTING GUIDE 8.1. Troubleshooting Oven stops operation during cooking8.2. Troubleshooting Other problems Open or loose wiring of secondary latch switch8.3. Troubleshooting of inverter circuit U and magnetron Alternate way to troubleshoot oven with AC Ampere meter usedProcedure 8.4. SIMPLE WAY OF H.V. INVERTER/MAGNETRON TROUBLESHOOTING8.5. H.V.INVERTER BOARD MAIN PARTS LIST F606Y8M00AP Purpose8.6. How to check the semiconductors using an OHM meter NN-SD698S / NN-ST678S / NN-ST658W9.1. EXPLODED VIEW 9 EXPLODED VIEW AND PARTS LISTNN-SD698S / NN-ST678S / NN-ST658W 9.2. PARTS LIST Ref. No 9.3. WIRING MATERIALS 9.4. DOOR ASSEMBLY 9.5. ESCUTCHEON BASE ASSEMBLY 9.5.1. NN-SD698S9.5.2. NN-ST678S 9.5.3. NN-ST658W 9.6. PACKING AND ACCESSORIES 10.1. NN-SD698S 10 DIGITAL PROGRAMMER CIRCUITNN-SD698S / NN-ST678S / NN-ST658W NN-SD698S / NN-ST678S / NN-ST658W 10.2. NN-ST678S NN-SD698S / NN-ST678S / NN-ST658WNN-SD698S / NN-ST678S / NN-ST658W 10.3. NN-ST658W NN-SD698S / NN-ST678S / NN-ST658WNN-SD698S / NN-ST678S / NN-ST658W NN-SD698S 10.4. PARTS LIST10.4.1 10.4.2S-8X0 10.4.3. NN-ST658W01/08 S-8V6