Samsung MW8598W Service Manual
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Samsung MW8598W Service Manual

Samsung MW8598W Service Manual

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SERVICE
MICROWAVE OVEN
SEMI
MICROWAVE OVEN
MW8598W
Manual
8. PCB Diagrams
CONTENTS

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Summary of Contents for Samsung MW8598W

  • Page 1: Table Of Contents

    MICROWAVE OVEN MW8598W SERVICE Manual CONTENTS MICROWAVE OVEN 1. Precaution 2. Specifications 3. Operating Instructions 4. Disassembly and Reassembly 5. Alignment and Adjustments 6. Troubleshooting 7. Exploded Views and Parts List 8. PCB Diagrams 9. Schematic Diagrams SEMI...

  • Page 2: Precaution

    10. Service technicians should remove their 16. Always connect a test instrument's ground watches while repairing an MWO. lead to the instrument chassis ground before connecting the positive lead; always remove the instrument's ground lead last. Samsung Electronics...
  • Page 3 PRECAUTION with the oven energized. DO NOT measure the voltage in the high voltage circuit Servicemen should remove their watches whenever including filament voltage of magnetron. working close to or replacing the magnetron. Samsung Electronics...

  • Page 4: Specifications

    2. Specifications 2-1 Table of Specifications MODEL MW8598W ITEM TIMER 99 MINUTES 99 SECONDS POWER SOURCE 120V/60HZ, AC POWER CONSUMPTION MICROWAVE : 1,600W OUTPUT POWER 1100W (10 LEVEL POWER) (IEC-705 TEST PROCEDURE) OPERATING FREQUENCY 2,450MHz MAGNETRON OM75PH(31)ESS COOLING METHOD COOLING FAN MOTOR...

  • Page 5: Operating Instructions

    Pause / Canel Cancel Press to pause oven or correct a mistake. 3-2 Features & External Views Light Safety Interlock Holes Ventilation Holes Door Control Panel Door Latches Open Door Push Button Guide Roller Glass Tray 601mm 458mm Samsung Electronics...

  • Page 6: Disassembly And Reassembly

    1. Discharge the high voltage capacitor. 2. Disconnect all the leads. 3. Remove the mounting bolts. 4. Reconnect the leads correctly and firmly. Note : When remounting, High Voltage Transformer, be sure the stock of HVT to ground firmly. Samsung Electronics...

  • Page 7: Replacement Of Door Assembly

    ¥ Insertion depth of the thin metal plate should be 0.5mm or less. 4-3-3 Removal of Key Door & Spring Door "E" Remove pin hinge from Door "E" Detach spring from Door "E" and key door. Key Door Spring Samsung Electronics...

  • Page 8: Replacement Of Fuse/Drive Motor

    7. When replacing the drive motor, be sure to remount it in the correct position with the Drive Motor Cover Base Plate coupler. 8. Connect all the leads to the drive motor. 9. Screw the drive motor cover to the base plate with a screw driver. Samsung Electronics...
  • Page 9 2. When installing new membrane key board, make sure that the surface of escutcheon base and window display are cleaned sufficiently so that any problems (shorted contacts, uneven surface, dust, etc) can be avoided. Membrane Panel Samsung Electronics...

  • Page 10: Alignment And Adjustments

    5-1 High Voltage Transformer 1. Remove connectors from the transformer terminals Filament Terminals and check continuity. 2. Normal resistance readings are as follows: Primary Terminals MODEL MW8598W Ω ±10% Secondary 78.0 Filament Shows Continuity Primary 0.31Ω ± 10% (Room temperature = 20ûC)

  • Page 11: High Voltage Capacitor

    Door Open Door Closed procedures. ∞ Primary switch 5. Confirm that the gap between the switch ∞ Monitor switch (COM-NC) housing and the switch actuator is no more than ∞ Door Sensing S/W 0.5mm when door is closed. Samsung Electronics...
  • Page 12 NOTE 1: Variations or errors in the test procedure will cause a variance in the temperature rise. Additional power test should be made if temperature rise is marginal. NOTE 2: Output power in watts is computed by multiplying the temperature rise (step 5) by a factor of 91 times the of centigrade temperature. Samsung Electronics...

  • Page 13: Procedure For Measurement Of Microwave Energy Leakage

    ; CENTRAL SERVICE CENTER 5-12-2 At least once a year have the microwave energy survey meter checked for accuracy by its manufacturer. Samsung Electronics...

  • Page 14: Troubleshooting

    H.V.Transformer component test procedure and replace if it is H.V.Capacitor defective. H.V.Diode Magnetron 4. Open or loose wiring of power relay 5. Defective primary latch switch 6. Defective power relay or Ass'y PCB Replace PCB main. Samsung Electronics...
  • Page 15 Use plastic wrap or cover with a lid. Stir once or twice while cooking foods such as soup, cocoa, or milk. Noise from the turntable motor Noise may result from the motor. Replace turntable motor. when it starts to operate. Samsung Electronics...

  • Page 16: Exploded Views And Parts List

    7. Exploded Views and Parts List 7-1 Exploded Views Samsung Electronics...

  • Page 17: Main Parts List

    T27.5,W45,L70,-,MW8490W,CR RUBBER,BLK DE61-40017A FOOT PP(A353),BLK,MW5630T DE80-10032E BASE-PLATE SGCC1-Z,T0.8,-,-,MW9596W/XAA DE31-10162A MOTOR-DRIVE M2HJ24ZR02,ST-16,21V,02-05-03, DE71-60449A COVER-MGT PP(TB53),-,25G,110.5X115,GE-WHT,3RD-1.3 MW789 DE94-00168H ASSY CONTROL-BOX MW8598W,PURE-WHT DE94-00167F ASSY DOOR MW8598W,PURE-WHT,1100W DE39-00040B ASSY POWER CORD 120V60HZ,-,-,SJT-3AWG14,JE1660WB DE47-20030A THERMOSTAT PW-2N(160/60,Z,30),250V/7.5A,1 DE63-90035G CUSHION-RUBBER DFA20,T2,W190,L100,BLK : Warning : Option Parts :Electrostatically Sensitive Devices...

  • Page 18: Door Parts List

    Exploded Views and Parts List 7-3 Door Parts List Ref. No. Parts No. Description Specification Q'ty Remarks DE64-00012F DOOR-A ABS(HR0370U),-,-,-,-,MW8598W DE64-40006E DOOR-KEY POM(F20-02),-,-,12G,WHT,MW7896W,NO-TALK DE61-70128A SPRING-KEY HSW3,PI0.6,D5,BLUING DE67-00012D SCREEN-DOOR ACRYL,T2.0,W472.4,L261.4,PURE-WHT,MW8598W DE94-00164A ASSY DOOR-SUB JE1660WB,WHT,HK #1200 DE64-40333A DOOR-C PP-A353/TB53,100g,WHT,314.6x48 7-4 Control Parts List Ref.

  • Page 19: Standard Parts List

    2S-4X12,FEFZY B/LTCH DE60-10082I SCREW-A 2S-4X12,FEFZY B/PLATE DE60-10082I SCREW-A 2S-4X12,FEFZY C/BLWR DE60-10082I SCREW-A 2S-4X12,FEFZY CN/BOX DE60-10082I SCREW-A 2S-4X12,FEFZY MEM/PN DE60-10082I SCREW-A 2S-4X12,FEFZY P/CORD DE60-10082I SCREW-A 2S-4X12,FEFZY PN/OUT DE60-10082J SCREW-TAPPING TH,2S-4X8,MSWR3,ZPC,YEL,WS BKT/HVC DE60-10012A SCREW-TAP TITE TH,+,3,M4,L10,SWR10,ZPC2,TOOTH DE60-10088A SCREW-TAP PH PH,M3,L8,FEFZY,PLAIN Samsung Electronics...
  • Page 20 8. P.C.B Diagrams 8-1 P.C.B Diagrams Samsung Electronics...
  • Page 21 4MHz,0.5%,TP,10.0x5.0x7.5mm XTL1 P34 3711-000940 CONNECTOR-HEADER BOX,4P,1R,2.5mm,STRAIGHT,SN CN03 P35 3711-004143 CONNECTOR-HEADER BOX,2P/3P,1R,5mm/2.5mm,STRAIGH CN07 P36 DE13-20009A KA7533,DIP IC02 P37 DE39-60001A WIRE-SO COPPER PI0.6,SN,T,52MM,TAPING_WIRE J01,J02,J04,J05,J10 P37 DE39-60001A WIRE-SO COPPER PI0.6,SN,T,52MM,TAPING_WIRE J11,J12,J13,J14,J15 P37 DE39-60001A WIRE-SO COPPER PI0.6,SN,T,52MM,TAPING_WIRE P38 DE09-00032A IC-MCU HCD6433724-F18,MW5693W(3RD-VFD),8BIT IC01 Samsung Electronics...

  • Page 22: Schematic Diagrams

    ASSY PCB BOARD MAGNETRON BLK PNK or RED HIGH VOLTAGE DIODE TO CHASSIS PRIMARY SWITCH HIGH VOLTAGE CAPACITOR DOOR SENSING SWITCH MONITOR SWITCH BOTTOM CENTER SYMBOL COLOR ORANGE HIGH VOLTAGE WHITE TRANSFORMER BLACK BLUE PINK WHT WHT POWER RELAY Samsung Electronics...

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