background image

MICROWAVE OVEN

SERVICE

Manual

MICROWAVE OVEN

CONTENTS

1. Precaution

2. Specifi cations

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

CE1110R

SER

Summary of Contents for CE1110R

Page 1: ...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 CE1110R SER ...

Page 2: ...al is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law Samsung Electronics Co Ltd June 2004 Printed in Korea Code No DE68 03579A ...

Page 3: ...ction within the microwave generating compartments check the magnetron wave guide or transmission line and cavity for proper alignment integrity and connections d Any defective or misadjusted components in the interlock monitor door seal and microwave generation and transmission systems shall be repaired replaced or adjusted by procedures described in this manual before the oven is released to the...

Page 4: ...ches 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 and secondary interlock switches interlock monitor switch 12 If the fuse is blown by the Interlock Monitor Switch Replace all of the following at the same time Primary door sensing switch and power relay as we...

Page 5: ...nds after disconnection Short the negative terminal of the high voltage capacitor to to the oven chassis Use a screwdriver 3 High voltage is maintained within specified limits by close tolerance safety related components and adjustments If the high voltage exceeds the specified limits check each of the special components H V Diode Short H V Capacitor Fig 1 1 Discharging High Voltage Capacitor Touch ...

Page 6: ...TRON COOLING METHOD OUTSIDE DIMENSIONS mm SHIPPING WEIGHT NET WEIGHT 99 MINUTES 230V 50Hz AC MICROWAVE 1 400W GRILL 1 300W CONVECTION 1 700W FROM 100 TO 900W 6 LEVEL POWER IEC 705 TEST PROCEDURE 2 450MHz OM75PH 31 COOLING FAN MOTOR 522 W x 312 H x 539 D 23 5 kg 21 0 kg 2 1 Table of Specifications ...

Page 7: ...ng Instructions 3 1 Control Panel 3 2 Features External Views 522mm 369mm 312mm 216mm 539mm Door Ventilation Holes Light Safety Interlock Holes Guide Roller Coupler Grill Rack Glass Plate Door Latches Control Panel ...

Page 8: ... remount the magnetron gasket in the correct position and make sure the gasket is in good condition 1 Discharge the high voltage capacitor 2 Disconnect all the leads 3 Remove the mounting bolts 4 Reconnect the leads correctly and firmly PRECAUTION Servicemen should remove their watches whenever working close to or replacing the magnetron PRECAUTION There exists HIGH VOLTAGE ELECTRICITY with high cu...

Page 9: ... Door C because it is fragile Then remove the door assembly 4 3 3 Removal of Door E 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 spring from Door E and key door Screw Screw ...

Page 10: ...t of motor should fit tip coupler 6 Screw the motor to bottom of oven cavity 7 Connect leads to the drive motor 8 Screw the drive motor cover to the base plate with a screw driver NOTE Bring the spare screw from service center COVER FIXING SCREW MACHINE SCREW 6006 0011110 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...

Page 11: ...trol circuit 2 Disconnect the connectors from the control circuit board 3 Remove screws securing the control box assembly 4 Remove the screw securing the ground tail of the keyboard 4 6 2 Removal of Ass y P C B Assembly 1 Remove screws securing the control circuit board 2 Lift up the control circuit board from the Ass y control box Control Box Screw ASSY PCB SCREWS ...

Page 12: ... 1 Continuity checks can indicate only an open filament or a shorted magnetron To diagnose an open filament or shorted magnetron 2 Isolate the magnetron from the circuit by disconnecting its leads 3 A continuity check across the magnetron filament terminals should indicate one ohm or less 4 A continuity check between each filament terminal and magnetron case should read open Primary Terminals Cooling ...

Page 13: ...mounting the Latch Body to the oven assem bly 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 continu ity of the m...

Page 14: ...ed stir the water again with the thermometer and measure the temperature T2 5 Subtract T1 from T2 This will give you the water temperature rise T 6 The output power is obtained by the following formula Output Power 4 187 x 1000 x T 0 88 x Mc x T2 T1 49 Heating Time sec 4 187 Coefficient for Water 1000 Water cc T Temperature Rise T1 T2 Mc Cylindrical borosilicate glass weight To Room Temperature 46 ...

Page 15: ...a corner of the door keep the probe perpendicular to the areas making sure that the probe end at the base of the cone does not get closer than 5cm to any metal If it gets closer than 5cm er roneous readings may result 5 Measured leakage must be less than 4mW cm2 after repair or adjustment Maximum allowable leakage is 5mW cm2 4mW cm2 is used to allow for measurement and meter accuracy 1 Do not exce...

Page 16: ...ormer NOTE2 Check adjustment of primary interlock monitor power relay door sensing switch 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 H V Transformer is replaced check diode and magnetron also Oven does not accept key input Program 1 Key input i...

Page 17: ...main Loud buzzing noise can be heard 1 Loose fan and fan motor 2 Loose screws on H V Transformer 3 Shorted H V Diode Tighten screws of fan motor Tighten screws of H V Transformer Replace H V Diode Turntable motor does not rotate 1 Open or loose wiring of turntable motor 2 Defective turntable motor Replace turntable motor Oven stops operation during cooking 1 Open or loose wiring of primary interlo...

Page 18: ...M003 W003 W006 M035 M037 M005 M041 M043 MM105 MM103 MM104 M046 M047 M040 M039 M038 M049 T010 T009 M051 M054 M053 M048 M113 M095 H008 M008 M010 M011 M013 M015 W002 M036 M029 P018 M012 M017 M019 B006 B001 B002 B010 B018 B011 M023 M058 X004 H018 B001 T001 T017 M034 M187 ...

Page 19: ... COUPLER CE1100 PPS ESS840 1 M035 OM75P 31 MTSN ASSY MAGNETRON OM75P 31 MTSN 1 M036 4713 001046 LAMP INCANDESCENT 240V 104mA 25W ORG 1 M037 DE63 00248A COVER AIR 5TH 1 0 CONVECTION NYLON 66 T 1 M038 DE26 00080C TRANS H V SHV EURO2 AC 5 230V 50Hz 2330V 1 M039 2501 001015 C OIL 1 0uF 2100V BK 35X54X80 20mm 1 M040 DE61 50106A BRACKET HVC SECC T0 8 W31 L125 8 1 M041 0402 001554 DIODE RECTIFIER HV03 12...

Page 20: ...I0 6 D5 5 L19 1 D009 DE61 00246A HINGE DOOR U MW8103SS SCP1 T2 0 1 D010 DE61 00247A HINGE DOOR L MW8103SS SCP1 T2 0 1 D011 DE64 00690A KEY DOOR TBMO EURO NYLON 66 BLK SI 1 D019 DE64 01067B HANDLE DOOR 1 1 AQUA CONV PC LEXAN 141 1 D024 DE64 00984A SCREEN DOOR B C100 C115 TEMP GLASS T3 2 1 D026 DE63 00235A COVER HANDLE 1 1 AQUA CONV PC LEXAN 14 1 D049 ASSY DOOR CE1110 XEU WHT SEUK 1 S N A S N A SERV...

Page 21: ...04 DE34 00185B SWITCH MEMBRANE CE1110R BWT GRAPHIC 1 C005 DE64 00792A CONTROL PANEL MEMBRANE CE1110 XEN PC LE 1 C009 DE64 00794A WINDOW DISPLAY MEMBRANE C110 SAN CR5381 1 C071 DE63 00088A COVER LED C100 PUT_FORM 1 C082 ASSY CONTROL BOX CE1110R BWT WHT RUSSI 1 S N A S N A SERVICE NOT AVAILABLE C004 C005 C003 C009 C071 C082 C082 ...

Page 22: ...6 C 2 H005 DE97 00393A ASSY COVER CASING C110 1 1CU FT AQUA CON 1 H007 DE72 30016B BUSH MOTOR MSWR3 L15 7 D5 6 CE115K 1 H008 DE60 40026B WASHER PLAIN ID5 5 OD12 T1 0 SBC1 ZNC3 1 H011 DE60 40014B WASHER C MOTOR M16 T1 0 SECC ZNC3 1 H012 DE61 50490A BRACKET TCO SECC1 T0 6 34 58 1 H013 DE47 20009A THERMOSTAT PW2N 520PB 160 60 250V 7 5A H 1 H024 DE60 30016B NUT FLANGE M4 MSWR10 FEFN 3 HEATER MOTOR CON...

Page 23: ...06 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 1 A COVER 6006 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 5 B PLATE 6006 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 2 BD LATCH 6006 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 2 BKT UPPER 6006 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 4 C BACK 6006 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 1 C MOTOR 6006 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 2 C BOX 600...

Page 24: ...6 IC VOL DETECTOR ELM7533CBA S SOT 23 3P 2 9X1 5MM 1 IC03 1404 000230 THERMISTOR PTC 27ohm 20 265V 1 5A 360mA BK 2 PTC1 PTC2 2007 000033 R CHIP 0ohm 5 1 4W TP 3216 11 J01 J11 2007 000277 R CHIP 100Kohm 1 1 8W TP 2012 1 R10 2007 000300 R CHIP 10Kohm 5 1 8W TP 2012 2 R05 R06 2007 000468 R CHIP 1Kohm 5 1 8W TP 2012 7 R01 R03 R07 R11 R12 R14 R15 2007 000546 R CHIP 20Kohm 5 1 8W TP 2012 1 R13 2007 0006...

Page 25: ...V_RED 1nF TR08 24V C15 10K R05 KRC246 1nF C12 BUZ1 CBE2220BA R25 1K 1K R15 C19 1nF MM4148 D19 D18 MM4148 D17 MM4148 MM4148 D16 6 7 8 9 MM4148 D14 10 11 12 13 14 15 16 2 3 4 5 1000uF C02 CN03 12516HS 16 1 24V 1nF C16 C20 0 02nF C03 100uF BD01 DF06S 41 P73 42 P74 43 44 P75 P76 1 3 P77 RESET 14 TEST 13 VAref 18 VDD 40 VSS 17 X IN 15 X OUT 16 P16 26 P17 37 P20 38 P21 P22 4 27 P50 P51 28 P60 31 32 P61 ...

Page 26: ...grams This Document can not be used without Samsung s authorization MAGNETRON FA F RED RED RED RED SYMBOL COLOR BRN BROWN BLK BLACK RED RED BLU BLUE WHT BLK HIGH VOLTAGE TRANSFORMER HIGH VOLTAGE CAPACITOR HIGH VOLTAGE DIODE TO CHASSIS H V FUSE ...

Reviews: