Sharp R-90GC(S) free download

File name R90GC - Sharp Service manual.pdf

R-90GC SERVICE MANUAL S7212R90GC/// HIGH SPEED CONVECTION MICROWAVE OVEN MODEL R-90GC In the interest of user-safety the oven should be restored to its original condition and only parts identical to those specified should be used. WARNING TO SERVICE PERSONNEL: Microwave ovens contain circuitry capable of producing very high voltage and current, contact with following parts may result in a severe, possibly fatal, electrical shock. (High Voltage Capacitor, High Voltage Power Transformer, Magnetron, High Voltage Rectifier Assembly, High Voltage Harness etc..) TABLE OF CONTENTS Page PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICE TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY ... INSIDE FRONT COVER BEFORE SERVICING ... INSIDE FRONT COVER WARNING TO SERVICE PERSONNEL ... 1 MICROWAVE MEASUREMENT PROCEDURE ... 2 FOREWORD AND WARNING ... 3 PRODUCT SPECIFICATIONS ... 4 GENERAL INFORMATION ... 4 OPERATION ... 6 TROUBLESHOOTING GUIDE ... 13 TEST PROCEDURE ... 15 TOUCH CONTROL PANEL ... 25 PRECAUTIONS FOR USING LEAD-FREE SOLDER ... 29 COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE ... 30 PICTORIAL DIAGRAM ... 38 POWER UNIT CIRCUIT ... 39 CPU UNIT CIRCUIT ... 40 GRID ASSIGNMENT OF FLUORESENT DIS