Sharp R-410F Service Manual

R-509FWIn the interest of user-safety the oven should be restored to its original condition and only parts identical to those specifiedshould be used.

8R-509FWPrimaryInterlock SwitchMonitor SwitchScrew DriverOhmmeterRedWhite/ WhiteTEST PROCEDURESPROCEDURELETTERCOMPONENT TESTThe touch control panel co

9R-509FW1) Disconnect the power supply cord, and then remove outer case.2) Open the door and block it open.3) Discharge high voltage capacitor.4) Repl

10R-509FWWARNING : The oven should be fully assembled before following procedure.(1) Place one cup of water in the center of the turntable tray in the

11R-509FW(6) The oven will operate as follows. (in case of Steak/Chops 0.5lb)(7) If improper operation is indicated, the control unit is probably defe

12R-509FWThis circuit consists of 22 segments and 3 commonelectrodes using a Liquid Crystal Display.3) Power Source CircuitThis circuit generates volt

13R-509FW1-2 VL2-VL1 IN Power source voltage input terminal.Standard voltage for LCD.3-6 AN7-AN4 INTerminal to change cooking input according to the M

14R-509FW27 RESET IN Auto clear terminal.Signal is input to reset the LSI to the initial state when power is applied. Temporarilyset “L” level the mom

15R-509FWPin No. Signal I/O Description73/74 VCC/VREF IN Connected to GND.75 AVSS IN Connected to VC.76 COM3 OUT Terminal not used.77 COM2 OUT Common

16R-509FW645123645123ABCDEFGHABCDEFGHFigure S-3. CPU Unit Circuit8POPCORNDEFROSTSTARTPOWERLEVELMINUTEPLUSTIMERCLOCK1475280936COOKREHEAT7 6 54540424446

17R-509FWREF. NO. PART NO. § DESCRIPTION Q'TY CODEPARTS LISTNote: The parts marked “∆∆∆∆∆” may cause undue microwave exposure.The parts marked “*

R-509FWPRECAUTIONS TO BE OBSERVED BEFORE ANDDURING SERVICING TO AVOID POSSIBLEEXPOSURE TO EXCESSIVE MICROWAVEENERGY(a) Do not operate or allow the ove

18R-509FWHOW TO ORDER REPLACEMENT PARTSTo have your order filled promptly and correctly, please furnish the following information.1. MODEL NUMBER2. RE

19R-509FW645123645123ABCDEFGHABCDEFGHOVEN AND CABINET PARTS2-34-76-71-54-64-84-96-36-56-42-17-51-114-107-27-27-44-31-121-97-37-67-51-87-74-27-41-101-3

20R-509FW645123645123ABCDEFGHABCDEFGHCONTROL PANEL PARTSActual wire harness may be different from illustration.6-96-26-15-15-35-25-55-75-65-43 - 53-2-

21R-509FWPACKING AND ACCESSORIESDOOR PROTECTION SHEET PLASTIC BAG PACKING CASE TOP PAD ASSEMBLY INTO THE OVEN CAVITY6-5 TURNTABLE TRAY6-8 OPERATIO

22R-509FW2002 SHARP CORP. (2M2.20E) Printed in U.S.ACOPYRIGHT © 2002 BY SHARP CORPORATIONALL RIGHTS RESERVED.No part of this publication may be repro-

1R-509FWWARNING TO SERVICE PERSONNELMicrowave ovens contain circuitry capable of pro-ducing very high voltage and current, contact withfollowing parts

2R-509FWMICROWAVE MEASUREMENT PROCEDUREA. Requirements:1) Microwave leakage limit (Power density limit): The power density of microwave radiation emit

3R-509FWSHARP ELECTRONICS CORPORATIONSHARP PLAZA, MAHWAH,NEW JERSEY 07430-2135SERVICE MANUALMICROWAVE OVENR-509FWFOREWORDThis Manual has been prepared

4R-509FWGENERAL INFORMATIONGROUNDING INSTRUCTIONSThis oven is equipped with a three prong grounding plug. It must be plugged into a wall receptacle th

5R-509FWa qualified electrician and have it replaced with a properly groundedthree-pronged wall receptacle or have a grounding adapter properlygrounde

6R-509FWOPERATIONDESCRIPTION OF OPERATING SEQUENCEThe following is a description of component functions duringoven operation.OFF CONDITIONClosing the

7R-509FWFigure O-2 Oven Schematic - Cooking ConditionFigure O-1 Oven Schematic - Off ConditionSCHEMATICNOTE: CONDITION OF OVEN1. Door Closed2. CLOCK