Samsung MW5694W Service Manual Download Page 1

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MICROWAVE OVEN

MW5694W (WHITE)

MW5695G (GRAY)

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

SECA

Summary of Contents for MW5694W

Page 1: ... SERVICEManual 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 SECA 4 ...

Page 2: ...use oven until it has been brought into compliance CENTRAL SERVICE CENTER 10 Service technicians should remove their watches while repairing an MWO 11 To avoid any possible radiation hazard replace parts in accordance with the wiring diagram Also use only the exact replacements for the following parts Primary door sensing power relay and interlock monitor switch 12 If the fuse is blown by the Inte...

Page 3: ...other hazards 1 High Voltage Warning Do not attempt to measure any of the high voltages this includes the filament voltage of the magnetron High voltage is present during any cook cycle Before touching any components or wiring always unplug the oven and discharge the high voltage capacitor See Figure 1 1 2 The high voltage capacitor remains charged about 30 seconds after disconnection Short the ne...

Page 4: ...OWER IEC 705 TEST PROCEDURE OPERATING FREQUENCY 2 450MHz MAGNETRON OM75PH 31 ESS COOLING METHOD COOLING FAN MOTOR OUTSIDE DIMENSIONS 2011 32 W x 1111 16 H x 147 8 D NET WEIGHT 35 3 lbs SHIPPING WEIGHT 38 6 lbs 2 2 Comparison Chart MODEL FEATURE MORE LESS O AUTO REHEAT O AUTO DEFROST O KITCHEN TIMER O POWER LEVEL O INSTANT COOK O ONE MINUTE O CHILD LOCK O CLOCK O SOUND O DEMO MODE O HELP SCREEN O G...

Page 5: ...re Less Button Increases or decreases cooking time Power Level Sets power to level other than high Clock Sets current time Start Pause Canel Press to pause oven or correct a mistake Kitchen Timer Sound Button 4 3 Operating Instructions 3 1 Control Panel Samsung Electronics 3 1 3 2 Features External Views Door Ventilation Holes Light Safety Interlock Holes Control Panel Open Door Push Button Guide ...

Page 6: ...e back panel of fan motor assembly 6 Take out the fan motor assembly 7 Remove the oven lamp by pulling out from hole of air cover NOTE1 When removing the magnetron make sure that its antenna does not hit any adjacent parts or it may be damaged NOTE2 When replacing the magnetron be sure to remount the magnetron gasket in the correct position and make sure the gasket is in good condition 1 Discharge...

Page 7: ... screwdriver into the gap between Door E and Door C to remove Door C Be careful when handling Door C because it is fragile Following the procedure as shown in the figure insert and bend a thin metal plate between Door E and Door A until you hear the tick sound 1 Insertion depth of the thin metal plate should be 0 5mm or less 4 3 4 Removal of Key Door Spring Remove pin hinge from Door E Detach spri...

Page 8: ... the drive motor and the coupler 7 When replacing the drive motor be sure to remount it in the correct position with the coupler 8 Connect all the leads to the drive motor 9 Screw the drive motor cover to the base plate with a screw driver 4 4 Replacement of Fuse 4 5 Replacement of Drive Motor Disassembly and Reassembly Screw Drive Motor Cover Base Plate Drive Motor 4 3 5 Reassembly Test After rep...

Page 9: ...reconnecting the FPC connector make sure that the holes on the connector are properly engaged with the hooks on the Plastic Fastener 1 Window display should not be disassembled as its mounting tabs will be broken If repair work is difficult replace with Ass y control panel 2 The membrane key board is attached to the escutcheon base with doublefaced adhesive tape Therefore applying hot air such as ...

Page 10: ...ron case should read open 1 The low voltage transformer is located on the control circuit board 2 Remove the low voltage transformer from the PCB Ass y and check continuity 3 Normal resistor reading is shown in the table 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 Befor...

Page 11: ...n assembly adjust the Latch Body by moving it so that the oven door will not have any play in it Check for play in the door by pulling the door assembly Make sure that the latch keys move smoothly after adjustment is completed Completely tighten the screws holding the Latch Body to the oven assembly 4 Reconnect to Monitor switch and check the continuity of the monitor circuit and all latch switche...

Page 12: ...ir the water again with the thermometer and measure the temperature T2 5 Subtract T1 from T2 This will give you the water temperature rise DT 6 The output power is obtained by the following formula 7 Normal temperature rise for this model is 9 9ûC to 10 5ûC at HIGH NOTE 1 Variations or errors in the test procedure will cause a variance in the temperature rise Additional power test should be made i...

Page 13: ... repair of a radiarion preventing device make a repair record for the measured values and keep the data 2 If the radiation leakage is more than 5 mW cm2 after determining that all parts are in good condition functioning properly and the identical parts are replaced as listed in this manual notift that fact to CENTRAL SERVICE CENTER 5 13 2 At least once a year have the microwave energy survey meter...

Page 14: ...ing switch 3 Defective monitor switch NOTE1 4 Shorted HVCapacitor 5 Shorted HVTransformer NOTE2 NOTE 1 All of these switches must be replaced at the same time refer to adjustment instructions Check continuity of power relay contacts and if it has continuity replace power relay also NOTE 2 When HVTransformer is replaced check diode and magnetron also Oven does not accept 1 Key input is not in Seque...

Page 15: ... 1 Loose fan and fan motor Tighten screws of fan motor 2 Loose screws on H V Transformer Tighten screws of H V Transformer 3 Shorted H V Diode Replace H V Diode Turntable motor does not rotate 1 Open or loose wiring of turntable motor Check the wire of turntable motor 2 Defective turntable motor Replace turntable motor Oven stops operation during cooking 1 Open or loose wiring of primary Adjust do...

Page 16: ...ded Views and Parts List 7 1 Exploded Views 7 1 M1 M2 M21 M22 D6 M25 M26 M11 M13 M14 M15 M12 M16 M17 M18 M19 M20 M3 M4 M5 M6 M7 M8 M9 M10 B1 B2 B2 B4 B3 M23 C1 C2 C3 C4 C5 C6 C7 M24 D1 D2 D2 MW5695G D3 MW5694W ONLY D5 D4 D8 D9 D7 ...

Page 17: ...H10 T2 5 W31X100 5 12G NTR 3RD W 1 M12 DE26 10098B TRANS H V SHV 6574UC2 120V 2255V 3 45V 6 1 M13 2501 001016 C OIL 950nF 2 1KV BK 35x54x80 20mm 1 M14 DE61 50106A BRACKET HVC SECC T0 8 W31 L125 8 1 M15 DE91 70063A ASSY HVD V2M6 PI9 0 0 05MT 1 M16 DE74 20015G TRAY COOKING T6 PI318 1115G MW5896W 1 M17 DE92 90189Q ASSY GUIDE ROLLER CE2933 1 M18 DE67 60026C COUPLER PTFE 12G WHT MB245 1 M19 DE61 50579A...

Page 18: ...2 3 26 77 ZPC3 WHT CE945 1 7 4 Control Parts List Ref No Parts No Description Specification Q ty Remarks C 1 DE66 20286A BUTTON PUSH ABS 25Zg 77x29 WHT MW5694W 1 WHITE C 1 DE66 20286B BUTTON PUSH ABS D GRY MW5695G 1 GRAY C 2 DE61 70076A SPRING BUTTON HSWR PI0 6 1 C 3 DE34 00014A SWITCH MEMBRANE MW5694W IDEO WHT 1 WHITE C 3 DE34 00014B SWITCH MEMBRANE PET MW5695G IDEO D GRY 1 GRAY C 4 DE72 70221A C...

Page 19: ...O DE60 10082H SCREW A 2S 4X12 TOOTHED 2 MO FAN DE60 10082H SCREW A 2S 4X12 TOOTHED 1 P C EA DE60 10082H SCREW A 2S 4X12 TOOTHED 3 PN OUT DE60 10082H SCREW A 2S 4X12 TOOTHED 1 S M EA DE60 10098A SCREW ASSY TAP TITE PH TC M4X8 SWRCH18A ZPC2 GLD W 2 M DRIV DE60 10195A SCREW STAR POLE TH 2 4 12 SWCH18A ZNC 2 O PANEL DE60 20063A BOLT FLANGE M4 10 ZPC3 YEL MSWR 2 HI LOW DE60 20063A BOLT FLANGE M4 10 ZPC...

Page 20: ...8 P C B Diagrams 8 1 P C B Diagrams Samsung Electronics 8 1 ...

Page 21: ...02 000780 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5V TP 3 5x1 5 C09 C10 C11 C12 C18 P18 2401 000244 C AL 100uF 20 10V GP TP 6 3x7 5 1 C04 P19 2401 000466 C AL 10uF 20 35V GP TP 5x7 5 1 C08 P20 2401 000914 C AL 22uF 20 16V GP TP 5x11 5 2 C05 C07 P21 2401 001415 C AL 470uF 20 35V GP TP 10x20 5 1 C01 P22 2401 001573 C AL 47uF 20 50V GP TP 6 3x11 2 5 1 C02 P23 2401 002075 C AL 4 7uF 20 50V GP TP 5x11 5 1...

Page 22: ...ING THIS APPLIANCE C1 120V 20A C2 C3 0 1uF 500kohm 0 9mH 200pF 200pF NOISE FILTER MGT CVT TCO 85 75ûC BLK BLK BLK BLK BLK YEL YEL YEL RED ORG BLU WHT BLU BLK BLU BLK R RED RED ORG RED BLK WHT BLU RED ORG ORG BLU BLK MAGNETRON HIGH VOLTAGE DIODE TO CHASSIS FA F HIGH VOLTAGE TRANSFORMER POWER RELAY DOOR SENSING SWITCH BOTTOM MONITOR SWITCH CENTER BLK PRIMARY SWITCH TOP HIGH VOLTAGE CAPACITOR BLK RED...

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