Sharp R-430DQ Wartungshandbuch

R-430DKR-430DWR-430DQR-440DKR-440DWIn the interest of user-safety the oven should be restored to its originalcondition and only parts identical to tho

8R-430DKR-430DWR-430DQR-440DKR-440DWFigure O-2 Oven Schematic - Cooking ConditionFigure O-1 Oven Schematic - Off ConditionSCHEMATICNOTE: CONDITION OF

9R-430DKR-430DWR-430DQR-440DKR-440DWDESCRIPTION AND FUNCTION OF COMPONENTSDOOR OPEN MECHANISMThe door is opened by pushing the open button on the cont

10R-430DKR-430DWR-430DQR-440DKR-440DWTROUBLESHOOTING GUIDENever touch any part in the circuit with your hand or an uninsulated tool while the power su

11R-430DKR-430DWR-430DQR-440DKR-440DWA MAGNETRON ASSEMBLY TEST1. Disconnect the power supply cord, and then remove outer case.2. Open the door and blo

12R-430DKR-430DWR-430DQR-440DKR-440DWB POWER TRANSFORMER TEST1. Disconnect the power supply cord, and then remove outer case.2. Open the door and bloc

13R-430DKR-430DWR-430DQR-440DKR-440DWTEST PROCEDURESPROCEDURELETTERCOMPONENT TEST1. Disconnect the power supply cord, and then remove outer case.2. Op

14R-430DKR-430DWR-430DQR-440DKR-440DWTEST PROCEDURESPROCEDURELETTERCOMPONENT TEST1. Disconnect the power supply cord, and then remove outer case.2. Op

15R-430DKR-430DWR-430DQR-440DKR-440DWH BLOWN MONITOR FUSE TESTTEST PROCEDURESPROCEDURELETTERCOMPONENT TEST1. Disconnect the power supply cord, and the

16R-430DKR-430DWR-430DQR-440DKR-440DWThe following symptoms indicate a defective key unit.a) When touching the pads, a certain pad produces no signal

17R-430DKR-430DWR-430DQR-440DKR-440DWPopcornCOMPUDEFROSTCustomHelpStopClearBakedPotatoes5432109876PowerLevelMinutePlusFrozenSnacksGround MeatStartTouc

R-430DKR-430DWR-430DQR-440DKR-440DWPRECAUTIONS TO BE OBSERVED BEFORE ANDDURING SERVICING TO AVOID POSSIBLEEXPOSURE TO EXCESSIVE MICROWAVEENERGY(a) Do

18R-430DKR-430DWR-430DQR-440DKR-440DW 1) Disconnect the power supply cord, and then remove outer case.2) Open the door and block it open.3) Dischar

19R-430DKR-430DWR-430DQR-440DKR-440DWTEST PROCEDURESPROCEDURELETTERCOMPONENT TESTChecking the initial sensor cooking conditionWarning: The oven should

20R-430DKR-430DWR-430DQR-440DKR-440DWCHECKING CONTROL UNIT(1) Disconnect the power supply cord, and then remove outer case.(2) Open the door and block

21R-430DKR-430DWR-430DQR-440DKR-440DWTOUCH CONTROL PANEL ASSEMBLYOUTLINE OF TOUCH CONTROL PANEL FOR R-430DK/DW/DQThe touch control section consists of

22R-430DKR-430DWR-430DQR-440DKR-440DW12 RESET IN Auto clear terminal.Signal is input to reset the LSI to the initial state when power is applied. Temp

23R-430DKR-430DWR-430DQR-440DKR-440DW27 AVSS IN Connected to VC.28-31 ANI0-ANI3 IN Terminal to change cooking input according to the Model.By using th

24R-430DKR-430DWR-430DQR-440DKR-440DWPin No. Signal I/O Description51-54 COM0-COM3 OUT Terminal not used.55 BIAS IN Terminal not used.56 VLC0 IN Termi

25R-430DKR-430DWR-430DQR-440DKR-440DWABSOLUTE HUMIDITY SENSOR CIRCUIT R-430DK/DW/DQ(1) Structure of Absolute Humidity SensorThe absolute humidity sens

26R-430DKR-430DWR-430DQR-440DKR-440DWThis circuit generates a signal which resets the LSI(IC1) to the initial state when power is supplied.7) Indicato

27R-430DKR-430DWR-430DQR-440DKR-440DW1 TIOCA2 OUT Terminal not used.2 A20 OUT Terminal not used.3 Vcc IN Power source voltage : +5.0V.The power source

1R-430DKR-430DWR-430DQR-440DKR-440DWWARNING TO SERVICE PERSONNELMicrowave ovens contain circuitry capable of pro-ducing very high voltage and current,

28R-430DKR-430DWR-430DQR-440DKR-440DW25 P44 OUT Key strobe signal.Signal applied to touch screen section. A pulse signal is input to PB1-PB5 terminalw

29R-430DKR-430DWR-430DQR-440DKR-440DW73 HWR OUT Write strobe signal is output to WR terminal of IC5.74 LWR OUT Terminal not used.75-76 MD0-MD1 IN Conn

30R-430DKR-430DWR-430DQR-440DKR-440DWABSOLUTE HUMIDITY SENSOR CIRCUIT (R-440DK/DW)(1) Structure of Absolute Humidity SensorThe absolute humidity senso

31R-430DKR-430DWR-430DQR-440DKR-440DW1. Precautions for Handling Electronic ComponentsThis unit uses CMOS LSI in the integral part of thecircuits. Whe

32R-430DKR-430DWR-430DQR-440DKR-440DWTo remove the outer case, proceed as follows.1. Disconnect the power supply cord.2. Open the oven door and block

33R-430DKR-430DWR-430DQR-440DKR-440DWPOWER TRANSFORMER REMOVALRe-install1. Rest transformer on the bottom plate with its primaryterminals toward the o

34R-430DKR-430DWR-430DQR-440DKR-440DWCONTROL PANEL ASSEMBLY REMOVAL (R-430DK/DW/DQ)POSITIVE LOCK® CONNECTOR (NO-CASE TYPE) REMOVALFigure C-2. Positi

35R-430DKR-430DWR-430DQR-440DKR-440DWCOOLING FAN MOTOR REMOVALREMOVAL1. Disconnect the power supply cord and then remove outercase.2. Open the door an

36R-430DKR-430DWR-430DQR-440DKR-440DW3. Secure latch hook (with two (2) mounting screws) to ovenflange.4. Make sure that the monitor switch is operati

37R-430DKR-430DWR-430DQR-440DKR-440DW6. Re-install choke cover to door panel by pushing.Note: After any service to the door;(A) Make sure that door s

2R-430DKR-430DWR-430DQR-440DKR-440DWMICROWAVE MEASUREMENT PROCEDUREA. Requirements:1) Microwave leakage limit (Power density limit): The power density

38R-430DKR-430DWR-430DQR-440DKR-440DW645123645123ABCDEFGHABCDEFGHFigure S-1. Pictorial Diagram R-430DK/DW/DQHIGH VOLTAGECAPACITORHIGH VOLTAGEWIRE AH.V

39R-430DKR-430DWR-430DQR-440DKR-440DW645123645123ABCDEFGHABCDEFGHHIGH VOLTAGECAPACITORHIGH VOLTAGEWIRE AH.V. RECTIFIERPOWER SUPPLY CORD 120V 60HzHIGH

40R-430DKR-430DWR-430DQR-440DKR-440DW645123645123ABCDEFGHABCDEFGHFigure S-2(b). Power Unit Circuit for R-440DK/DW+–+–+–A 1CN-AR4 27D5T1134D1D3D2D46abc

41R-430DKR-430DWR-430DQR-440DKR-440DW645123645123ABCDEFGHABCDEFGHFigure S-3(a). CPU Unit Circuit R-430DK/DW/DQC-4C-2C-3C-1C-5C-8C-12C-11F-1 F-2 F-3G 9

42R-430DKR-430DWR-430DQR-440DKR-440DW645123645123ABCDEFGHABCDEFGH46GND1VLCD1COM99COM98COM51COM100SEG160SEG159SEG158SEG3SEG2SEG1COM50COM49COM3COM2COM1V

43R-430DKR-430DWR-430DQR-440DKR-440DW645123645123ABCDEFGHABCDEFGHFigure s-4. Indicator circuit for R-430DK/DW/DQVCGNDIC1 P83OSC4VC1VC2VC3VC4VC5CFCECDC

44R-430DKR-430DWR-430DQR-440DKR-440DW645123645123ABCDEFGHABCDEFGHFigure S-5(b) . Printed Wiring Board of Power Unit R-440DK/DWR3 CN - CQ1SH-A(GREEN)EB

45R-430DKR-430DWR-430DQR-440DKR-440DWREF. NO. PART NO. § DESCRIPTION Q'TY CODEPARTS LISTNote: The parts marked “∆” may cause undue microwave expo

46R-430DKR-430DWR-430DQR-440DKR-440DWREF. NO. PART NO. § DESCRIPTION Q'TY CODE∆∆∆∆∆∆∆ 3- 2- 2 JBTN-B094MRF0 M Open button [R-430DK & R-440DK

47R-430DKR-430DWR-430DQR-440DKR-440DWHOW TO ORDER REPLACEMENT PARTSTo have your order filled promptly and correctly, please furnish the following info

3R-430DKR-430DWR-430DQR-440DKR-440DWSHARP ELECTRONICS CORPORATIONSHARP PLAZA, MAHWAH,NEW JERSEY 07430-2135SERVICE MANUALMICROWAVE OVENR-430DK/DW/DQR-4

48R-430DKR-430DWR-430DQR-440DKR-440DW645123645123ABCDEFGHABCDEFGHOVEN AND CABINET PARTS2-34-76-71-54-64-84-117-27-101-154-96-106-56-42-17-101-124-107-

49R-430DKR-430DWR-430DQR-440DKR-440DW645123645123ABCDEFGHABCDEFGHCONTROL PANEL PARTSActual wire harness may be different from illustration.6-36-26-1DO

50R-430DKR-430DWR-430DQR-440DKR-440DWPACKING AND ACCESSORIESNon-replaceable items.DOOR PROTECTION SHEETPLASTIC BAGPACKING CASETOP PAD ASSEMBLYINTO THE

51R-430DKR-430DWR-430DQR-440DKR-440DWNotes:

52R-430DKR-430DWR-430DQR-440DKR-440DW'00 SHARP CORP. (8M3.20E) Printed in U.S.ACOPYRIGHT © 2000 BY SHARP CORPORATIONALL RIGHTS RESERVED.No part o

4R-430DKR-430DWR-430DQR-440DKR-440DWITEM DESCRIPTIONPower Requirements 120 Volts / 13.8 Amperes/1650Watts60 HertzSingle phase, 3 wire groundedPower Ou

5R-430DKR-430DWR-430DQR-440DKR-440DWadapter properly grounded and polarized. If the extension cord must beused, it should be a 3-wire, 15 amp. or high

6R-430DKR-430DWR-430DQR-440DKR-440DWOPERATIONDESCRIPTION OF OPERATING SEQUENCEThe following is a description of component functions duringoven operati

7R-430DKR-430DWR-430DQR-440DKR-440DW SENSOR COOKING CONDITIONUsing the SENSOR function, food is cooked without figuringtime, power level or quantity.