Sharp R-519CK Manual de Serviço

R-519CKR-530CKR-530CWIn the interest of user-safety the oven should be restored to its originalcondition and only parts identical to those specified s

8R-519CKR-530CKR-530CWFigure O-1. Oven Schematic-Off ConditionSCHEMATICNOTE: CONDITION OF OVEN1. DOOR CLOSED.2. CLOCK APPEARS ON DISPLAY.SCHEMATICNOTE

9R-519CKR-530CKR-530CWDESCRIPTION AND FUNCTION OF COMPONENTSDOOR OPEN MECHANISMThe door is opened by pushing the open button on thecontrol panel, refe

10R-519CKR-530CKR-530CWTROUBLESHOOTING GUIDENever touch any part in the circuit with your hand or an uninsulated tool while the power supply is connec

11R-519CKR-530CKR-530CWCK = Check / RE = ReplaceSHORT IN POWER CORDSHORT OR OPENED WIRINGMAGNETRONPOWER TRANSFORMERH.V. RECTIFIER ASSEMBLYHIGH V

12R-519CKR-530CKR-530CWB POWER TRANSFORMER TEST1. Disconnect the power supply cord, and then remove outer case.2. Open the door and block it open.3. D

13R-519CKR-530CKR-530CWTEST PROCEDURESPROCEDURELETTERCOMPONENT TEST1. Disconnect the power supply cord, and then remove outer case.2. Open the door an

14R-519CKR-530CKR-530CWTEST PROCEDURESPROCEDURELETTERCOMPONENT TEST1. Disconnect the power supply cord, and then remove outer case.2. Open the door an

15R-519CKR-530CKR-530CWH BLOWN MONITOR FUSE TESTTEST PROCEDURESPROCEDURELETTERCOMPONENT TEST1. Disconnect the power supply cord, and then remove outer

16R-519CKR-530CKR-530CW3) Discharge high voltage capacitor.4) Check Key unit ribbon connection before replacement.5) Reconnect all leads removed from

17R-519CKR-530CKR-530CWTEST PROCEDURESPROCEDURELETTERCOMPONENT TESTunit and make sure the door sensing switch is closed (either close the door or shor

R-519CKR-530CKR-530CWPRECAUTIONS TO BE OBSERVED BEFORE ANDDURING SERVICING TO AVOID POSSIBLEEXPOSURE TO EXCESSIVE MICROWAVEENERGY(a) Do not operate or

18R-519CKR-530CKR-530CWTo protect the electronic circuits, this model is provided with a fine foil pattern added to the primary onthe PWB, this foil p

19R-519CKR-530CKR-530CWTEST PROCEDURESPROCEDURELETTERCOMPONENT TEST8) Disconnect the power supply cord, and then remove outer case.9) Open the door an

20R-519CKR-530CKR-530CWTEST PROCEDURESPROCEDURELETTERCOMPONENT TEST(8) Reconnect the power supply cord after the outer case is installed.(9) Reconnect

21R-519CKR-530CKR-530CWTOUCH CONTROL PANEL ASSEMBLYOUTLINE OF TOUCH CONTROL PANEL4) Relay CircuitA circuit to drive the magnetron, fan motor, turntabl

22R-519CKR-530CKR-530CWLSI(IZA966DR) : R-519CKThe I/O signal of the LSI(IZA966DR) is detailed in the following table.Pin No. Signal I/O DescriptionAB0

23R-519CKR-530CKR-530CWPin No. Signal I/O Description16.7 msec.During cookingH : GNDL : -5VP-HIH : GNDL : -5VH : GNDL : -5VP-70ONONOFFOFF OFF24 sec.8

24R-519CKR-530CKR-530CW56-82SEG11-SEG37OUT Segment data signal.Signal similar to SEG1.83-85SEG38-SEG40OUT Terminal not used.86 P40 OUT Terminal not us

25R-519CKR-530CKR-530CWPin No. Signal I/O DescriptionAB0.1 sec.2.0 sec.H : GNDL : -5VH : GNDL : -5V7 P13 OUT Key strobe signal.Signal applied to touch

26R-519CKR-530CKR-530CWPin No. Signal I/O Description36 VSS IN Power source voltage: -5.0V.The power source voltage to the LSI is input to VSS termina

27R-519CKR-530CKR-530CWABSOLUTE HUMIDITY SENSOR CIRCUIT(1) Structure of Absolute Humidity SensorThe absolute humidity sensor includes two thermistorsa

1R-519CKR-530CKR-530CWWARNING TO SERVICE PERSONNELMicrowave ovens contain circuitry capable of pro-ducing very high voltage and current, contact withf

28R-519CKR-530CKR-530CW1. Precautions for Handling Electronic ComponentsThis unit uses CMOS LSI in the integral part of thecircuits. When handling the

29R-519CKR-530CKR-530CWTo remove the outer case, proceed as follows.1. Disconnect the power supply cord.2. Open the oven door and block it open.3. Rem

30R-519CKR-530CKR-530CWPOWER TRANSFORMER REMOVALRe-instal1. Rest transformer on the bottom plate with its primaryterminals toward the oven face plate.

31R-519CKR-530CKR-530CWCONTROL PANEL ASSEMBLY REMOVALPOSITIVE LOCK® CONNECTOR (NO-CASE TYPE) REMOVALFigure C-2. Positive lock® connector1. Disconnec

32R-519CKR-530CKR-530CWCOOLING FAN MOTOR REMOVALREMOVAL1. Disconnect the power supply cord and then removeouter case.2. Open the door and block it ope

33R-519CKR-530CKR-530CWDOOR REPLACEMENT1. Disconnect the power supply cord, and then removeouter case.2. Open the door and block it open.3. Discharge

34R-519CKR-530CKR-530CW6. Re-install choke cover to door panel by pushing.Note: After any service to the door;(A) Make sure that door sensing switch

35R-519CKR-530CKR-530CW645123645123ABCDEFGHABCDEFGHFigure S-1. Pictorial DiagramHIGH VOLTAGECAPACITORHIGH VOLTAGEWIRE AH.V. RECTIFIERPOWER SUPPLY 

36R-519CKR-530CKR-530CW645123645123ABCDEFGHABCDEFGHFigure S-2. Power Unit Circuit+–+–A 1A 2C 1C10C 2C 3C 4C 9C 5C 7B 1C12C11B 2T1AC120V60Hz MICROVALE

37R-519CKR-530CKR-530CW645123645123ABCDEFGHABCDEFGHFigure S-3. CPU Unit Circuit For R-519CK+–C-2C-3C-10C-9C-1C-5C-6C-7C-12C-8F-1G 9G10G11G12G13G14G 8

2R-519CKR-530CKR-530CWMICROWAVE MEASUREMENT PROCEDUREA. Requirements:1) Microwave leakage limit (Power density limit): The power density of microwave

38R-519CKR-530CKR-530CW645123645123ABCDEFGHABCDEFGHFigure S-4. CPU Unit Circuit For R-530CK/CW+–C-2C-3C-10C-9C-1C-5C-6C-7C-12C-8F-1G 9G10G11G12G13G14

39R-519CKR-530CKR-530CW645123645123ABCDEFGHABCDEFGHFigure S-5. Indicator Circuit For R-530CK/CWVCGNDIC1 P91OSC4VC1VC2VC3VC4VC5CFCECDCCCBCACOM8COM9COM

40R-519CKR-530CKR-530CW645123645123ABCDEFGHABCDEFGHFigure S-6. Printed Wiring Board of Power UnitWH - 1SH - BSH - A1C3C4C5R3C2FC110D4D2D1D3(J1)D9(D10)

41R-519CKR-530CKR-530CWREF. NO. PART NO. § DESCRIPTION Q'TY CODEPARTS LISTNote: The parts marked “∆” may cause undue microwave exposure.The parts

42R-519CKR-530CKR-530CWHOW TO ORDER REPLACEMENT PARTSTo have your order filled promptly and correctly, please furnish the following information.1. MOD

43R-519CKR-530CKR-530CW645123645123ABCDEFGHABCDEFGHOVEN AND CABINET PARTS4-96-102-34-76-71-54-64-86-56-42-17-61-124-107-27-27-54-31-131-104-111-157-27

44R-519CKR-530CKR-530CW645123645123ABCDEFGHABCDEFGHCONTROL PANEL PARTSMISCELLANEOUSActual wire harness may be different from illustration.6-36-26-15-1

45R-519CKR-530CKR-530CWPACKING AND ACCESSORIESDOOR PROTECTION SHEETSPADP0221MRE0PLASTIC BAGSSAKHA009WRE0 (R-519CK)SSAKHA009WRE0 (R-530CK)SSAKHB005

46R-519CKR-530CKR-530CW'99 SHARP CORP. (2S2.530E) Printed in U.S.ACOPYRIGHT © 1999 BY SHARP CORPORATIONALL RIGHTS RESERVED.No part of this public

3R-519CKR-530CKR-530CWSHARP ELECTRONICS CORPORATIONSHARP PLAZA, MAHWAH,NEW JERSEY 07430-2135SERVICE MANUALMICROWAVE OVENR-519CK/ R-530CK/ R-530CWFOREW

4R-519CKR-530CKR-530CWITEM DESCRIPTIONPower Requirements 120 Volts / 13 Amperes60 HertzSingle phase, 3 wire groundedPower Output 1100 watts (IEC-705 T

5R-519CKR-530CKR-530CWA short power-supply cord is provided to reduce risks of becomingentangled in or tripping over a longer cord.Where a two-pronge

6R-519CKR-530CKR-530CWOPERATIONDESCRIPTION OF OPERATING SEQUENCEThe following is a description of component functions duringoven operation.OFF CONDITI

7R-519CKR-530CKR-530CWSENSOR COOKING CONDITIONUsing the SENSOR function, the food is cooked withoutfiguring time, power level or quantity. When the