Manuals / Panasonic / Kitchen Appliance / Microwave Oven

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

Models: NN-ST658W NN-ST678S NN-SD698S

1 40

Download 40 pages 52.55 Kb

Page 36

Manual background

NN-SD698S / NN-ST678S / NN-ST658W

36

Image 36

Panasonic manual 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 1 SCHEMATIC DIAGRAM NN-SD698S / NN-ST678S / NN-ST658W2.1. Variable power cooking control 2.2. Inverter power supply circuit2 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 3.3. Part replacement 3.6. Verification after repair3.7. 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 4.6. Turntable motor 4.7. Steam sensor4.8. Inverter power supply CAUTIONS5 COMPONENT TEST PROCEDURE 5.1. Primary, Secondary Latch Switch interlocks & Power Relay RY15.2. Monitor Interlock Switch 5.4. key board membrane Membrane switch assembly5.5. Inverter power supply U 5.6. Temperature thermistorseconds after started 6 MEASUREMENTS AND ADJUSTMENTS 6.2. Measurement of microwave output7 PROCEDURE FOR MEASURING MICROWAVE ENERGY LEAKAGE 7.2. Procedure for measuring radiation leakage7.1. Equipment 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 used8.4. SIMPLE WAY OF H.V. INVERTER/MAGNETRON TROUBLESHOOTING 8.5. H.V.INVERTER BOARD MAIN PARTS LIST F606Y8M00APProcedure Purpose8.6. How to check the semiconductors using an OHM meter NN-SD698S / NN-ST678S / NN-ST658W9 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. ESCUTCHEON BASE ASSEMBLY 9.5.1. NN-SD698S9.5.2. 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 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 10.4. PARTS LIST 10.4.1NN-SD698S 10.4.210.4.3. NN-ST658W 01/08S-8X0 S-8V6