Samsung CE287ASTR Service Manual
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Samsung CE287ASTR Service Manual

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MICROWAVE OVEN

CE287ASTR
SERVICE
Manual
MICROWAVE OVEN
CONTENTS
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
10. Reference
SER

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Summary of Contents for Samsung CE287ASTR

  • Page 1: Microwave Oven

    MICROWAVE OVEN CE287ASTR SERVICE Manual MICROWAVE OVEN CONTENTS 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 10. Reference...

  • Page 2: Table Of Contents

    Contents 1. Precaution ................1 1-1 Safety precautions .

  • Page 3: Exposure To Excessive Microwave Energy

    PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY (a) Do not operate or allow the oven to be (c) Before turning on microwave power for operated with the door open. any service test or inspection within the (b) Make the following safety checks on all microwave generating compartments, ovens to be serviced before activating the...

  • Page 4: Precaution

    1. Precaution Follow these special safety precautions. Although the microwave oven is completely safe during ordinary use, repair work can be extremely hazardous due to possible exposure to microwave radiation, as well as potentially lethal high voltages and currents. 1-1 Safety precautions ( 1.

  • Page 5: Special Servicing Precautions

    1-2 Special Servicing Precautions (Continued) 17. When checking the continuity of the witches or NOTE : Connect the oven to a 20A. When transformer, always make sure that the power is connecting the oven to a 15A, make sure OFF, and one of the lead wires is disconnected. that circuit breaker can operate.

  • Page 6: Specifications

    2. Specifications 2-1 Table of Specifications TIMER 99 MINUTES POWER SOURCE 230V 50Hz, AC POWER CONSUMPTION MICROWAVE : 1,300W GRILL : 1,100W COMBI : 2,400W OUTPUT POWER FROM 100 TO 850W (IEC-705 TEST PROCEDURE) OPERATING FREQUENCY 2,450MHz MAGNETRON OM75P(31) COOLING METHOD COOLING FAN MOTOR OUTSIDE DIMENSIONS 489(W) x 275(H) x 406.5(D)

  • Page 7: Operating Instructions

    3. Operating Instructions 3-1 Control Panel 1. DISPLAY 8. CAFETERIA SELECTION 2. AUTO REHEAT SELECTION 9. MICROWAVE/ POWER LEVEL 3. AUTO POWER DEFROST BUTTON MODE SELECTION 4. GRILL MODE SELECTION 10. AUTO CRUSTY COOK SELECTION 5. COMBI MODE SELECTION 11. START BUTTON/ DIAL KNOB 6.

  • Page 8: Features & External Views

    3-2 Features & External Views DOOR HANDLE VENTILATION GRILL LIGHT DISPLAY HOLES CONTROL PANEL DOOR SAFETY INTERLOCK COUPLER HOLES DOOR TURNTABLE ROLLER LATCHES RING 330mm 329mm 489mm 406.5mm - 5 -...

  • Page 9: Accessory

    3-3 Accessory Depending on the model that you have purchased, you are supplied with several accessories that can be used in a variety of ways. 1. Coupler, already placed over the motor shaft in the base of the oven. Purpose : The coupler rotates the turntable. 2.

  • Page 10: Disassembly And Reassembly

    4. Disassembly and Reassembly 4-1 Replacement of Magnetron, Motor Assembly and Lamp Remove the magnetron including the shield case, permanent magnet, choke coils and capacitors (all of which are contained in one assembly). 1. Disconnect all lead wires from the magnetron and lamp. 2.

  • Page 11: Replacement Of Door Assembly

    4-3 Replacement of Door Assembly 4-3-1 Removal of Door “C” Insert flat screwdriver into the gap between Door “A” and Door “C” to remove Door “C”. Be careful when handling Door “C” because it is fragile. Door "A" Then remove the door assembly. Door "C"...

  • Page 12: Reassembly Test

    4-3-4 Reassembly Test After replacement of the defective component parts of the door, reassemble it and follow the instructions below for proper installation and adjustment so as to prevent an excessive microwave leakage. 1. When mounting the door to the oven, be sure to adjust the door parallel to the bottom line of the oven face plate by moving the upper hinge and lower hinge in the direction necessary for proper alignment.

  • Page 13: Replacement Of Control Circuit Board

    4-6 Replacement of Control Circuit Board 4-6-1 Removal of Control Box 1. Be sure to ground any static electric charge in your body and never touch the control circuit. 2. Disconnect the connectors from the control circuit board. 3. Remove screws securing the control box assembly. SCREWS 4.

  • Page 14: Alignment And Adjustments

    5. Alignment and Adjustments PRECAUTION 1. High voltage is present at the high voltage terminals during any cook cycle. 2. It is neither necessary nor advisable to attempt measurement of the high voltage. 3. Before touching any oven components or wiring, always unplug the oven from its power source and discharge the high voltage capacitor.

  • Page 15: High Voltage Diode

    5-4 High Voltage Capacitor 1. Check continuity of the capacitor with the meter set at the highest resistance scale. 2. Once the capacitor is charged, a normal capacitor shows continuity for a short time, and then indicates 9M. 3. A shorted capacitor will show continuous continuity. 4.

  • Page 16: Output Power Of Magnetron

    5-8 Output Power of Magnetron CAUTION MICROWAVE RADIATION PERSONNEL SHOULD NOT ALLOW EXPOSURE TO MICROWAVE RADIATION FROM MICROWAVE GENERA- TOR OR OTHER PARTS CONDUCTING MICROWAVE ENERGY. The output power of the magnetron can be measured by performing a water temperature rise test. Equipment needed : * Two 1-liter cylindrical borosilicate glass vessel (Outside diameter 190 mm) * One glass thermometer with mercury column...

  • Page 17: Procedure For Measurement Of Microwave Energy Leakage

    5-10 Procedure for Measurement of Microwave Energy Leakage 1. Pour 275±15cc of 20±5°C(68±9°F) water in a beaker which is graduated to 600cc, and place the beaker in the center of the oven. 2. Start to operate the oven and measure the leakage by using a microwave energy survey meter.

  • Page 18: Troubleshooting

    6. Troubleshooting PRECAUTION 1. CHECK GROUNDING BEFORE CHECKING FOR TROUBLE. 2. BE CAREFUL OF THE HIGH VOLTAGE CIRCUIT. 3. DISCHARGE THE HIGH VOLTAGE CAPACITOR. 4. WHEN CHECKING THE CONTINUITY OF THE SWITCHES OR TRANSFORMER, DISCONNECT ONE LEAD WIRE FROM THESE PARTS AND THEN CHECK CONTINUITY WITHOUT THE POWER SOURCE ON. TO DO OTHERWISE MAY RESULT IN A FALSE READING OR DAMAGE TO YOUR METER.
  • Page 19 6-1 Electrical Malfunction(continued) SYMPTOM CAUSE CORRECTIONS Oven lamp and fan motor 1. Misadjustment or loose wiring of Adjust door and latch switches. turn on primary latch switch 2. Defective primary latch switch Oven can program but 1. Open or loose wiring of secondary Adjust door and interlock switches.

  • Page 20: Exploded Views And Parts List

    7. Exploded Views and Parts List 7-1 Exploded Views D005 D004 D006 D003 D002 D015 W002 M001 D046 D068 D007 P186 M015 M003 M058 D011 M007 D049 M008 M113 D019 H008 M012 M005 P187 M031 M006 W006 M019 C012 C084 M017 C003 C001...

  • Page 21: Main Parts List

    7-2 Main Parts List (SNA : SERVICE NOT AVAILABLE) LEVEL Code No. Description Specification Q’ty SA/SNA Remark M036 4713-001046 LAMP-INCANDESCENT 240V,104mA,25W,ORG,-,- CV/AIR H008 6031-001424 WASHER-PLAIN PTFE,-,ID22.2,OD28,T1.7,WHT M038 DE26-00096A TRANS H.V SHV-EURO2-1,230V,50Hz,2350V,3. M049 DE31-10154A MOTOR SYNCHRONOUS M2HJ49ZR02,ST-16,50/60 M015 DE39-20058C ASSY POWER CORD KKP-4819D/B232,250V16A,L M031 DE47-00002B...

  • Page 22: Control & Door Parts List

    DE64-01145A DOOR-A M187AST/CE287AST,ABS(HG0760),-,-, CHASSIS-DOOR CE287ST,STS430,T0.5,-,-,STA D068 DE64-01148A D006 DE64-00283A DOOR-C NC2000 0.7(NEW),PP,-,BLK,-,T1.5,2 DOOR-CAP NC2000 0.7(NEW),PP,-,BLK,-,T1.5 D046 DE64-00284A C082 DE94-01103D ASSY CONTROL-BOX 230V49HZ,CE287ASTR/BWT, WIRE HARNESS-H M187.CE287AST,GROUND,-,-, C089 DE39-40673D C011 DE64-01152A BUTTON-SELECT(A) M187ST/CE287ST,ABS(HG07 C012 DE64-01153A BUTTON-SELECT(B) M187ST/CE287ST,ABS(HG07 C013 DE64-01154A BUTTON-SELECT(C) M187ST/CE287ST,ABS(HG07 C041...

  • Page 23: Standard Parts List

    7-4 Standard Parts List (SNA : SERVICE NOT AVAILABLE) LEVEL Code No. Description Specification Q’ty SA/SNA Remark 6002-000630 SCREW-TAPPING PH,+,-,2S,M3,L8,ZPC(YEL),SWRCH18A,- EARTH 6002-000630 SCREW-TAPPING PH,+,-,2S,M3,L8,ZPC(YEL),SWRCH18A,- 6002-000643 SCREW-TAPPING TH,+,2S,M4,L10,ZPC(YEL),SWRCH1 6002-001321 SCREW-TAPPING PWH,+,2S,M5,L10,ZPC(YEL) 6002-001321 SCREW-TAPPING PWH,+,2S,M5,L10,ZPC(YEL) 6002-001325 SCREW-TAPPING TH,TORX,2S,M4,L12,ZPC(YEL) C-BACK 6006-001170 SCREW-TAPPING TH,+,WT,TC,M4,L10,ZPC(YEL),SWRCH18A,- N/FILTER 6006-001170 SCREW-TAPPING...

  • Page 24: Diagrams

    8. P.C.B Diagrams 8-1 P.C.B Diagrams ( This Document can not be used without Samsung’s authorization ) CN05 CN01 SMW250-05AV_RED SMW250-07AV_RED SMW250-03AV SMW250-03AV (RED) (RED) SMW250-05AV (RED) BZ01 CBE2220BA OJ01 PTC2 270M OJ07 ZNR1 10D471 OJ03 OJ02 CN02 SMW250-03V_WHT CN04...

  • Page 25: Parts List

    8-2 P.C.B Parts List (SNA : SERVICE NOT AVAILABLE) LEVEL Code No. Description Specification Q’ty SA/SNA Remark RCA-K2LED1-83 ASSY PCB PARTS CE287ASTR/BWT,230V50HZ D04~D07, 0401-001083 DIODE-SWITCHING MM4148,100V,150MA,LL-34,TP D09~D13 0402-001080 DIODE-RECTIFIER GF1G,400V,1A,DO,TP D01~D03 0402-001298 DIODE-BRIDGE DF06S,600V,1A,SMD-4,TP BD01 0403-001288 DIODE-ZENER ZMM55C5V1,4.8-5.4V,500MW,LL-34,TP ZD01 0504-001008 TR-DIGITAL RN2427,PNP,200MW,2.2K/10K,SOT-23,TP...

  • Page 26: Schematic Diagrams

    9. Schematic Diagrams 9-1 Schematic Diagrams ( This Document can not be used without Samsung’s authorization ) WIRING COLOR CONDITION OF OVEN BLU : BLUE BRN : BROWN DOOR SENSING S/W WHT : WHITE ORG : ORANGE 1.INPUT : 230V...

  • Page 27: Reference

    10. Reference 10-1 Model name standard Baoad Distin- Middle Distin- Product Full Nane Classification guisher Classfication guisher Code CMO (Counter- USA CMO USA CMO(EPOXY CAVITY) top MWO) UTC (Under The USA UTC Cabinet) Browner, Grill USA GRILL Convection USA CONVECTION Sensor USA CMO SENSOR DC MWO...

  • Page 28: Customer Inquiry Cases And Countermeasures

    • Close the door completely. => Press the Cancel button. => Press the Start button. • Contact the nearest Samsung after-sales service center. Ground • Ground problem may • If the oven is placed in a humid area, buy an electric happen when the oven wire in a store selling electrical products.
  • Page 29 Accessory • Visit the nearest Samsung Service Center or local dealer to buy accessories. Before visiting, check the model name printed on the lower right side of the front panel of the oven.
  • Page 30 © Samsung Electronics Co., Ltd. April 2005 This Service Manual is a property of Samsung Electronics Co.,Ltd. Printed in Korea Any unauthorized use of Manual can be punished under applicable Code No. : DE68-03555A International and/or domestic law.

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