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8. P.C.B Diagrams

8-1 P.C.B Diagrams

( This Document can not be used without Samsung’s authorization )

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Содержание C105AR-5

Страница 1: ...ICROWAVE 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 C105AR 5 SER ...

Страница 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 03593A ...

Страница 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...

Страница 4: ...es 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 well...

Страница 5: ...The high voltage capacitor remains charged about 30 seconds 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 Cap...

Страница 6: ...NETRON COOLING METHOD OUTSIDE DIMENSIONS mm NET Weight GROSS 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 517 W x 310 H x 516 D 19 kg 22 5 kg 2 1 Table of Speciﬁcations ...

Страница 7: ...ng Instructions Door Ventilation Holes Light Safety Interlock Holes Control Panel Guide Roller Coupler Grill Rack Glass Plate Door Latches 517mm 352mm 310mm 348mm 516mm 3 1 Control Panel 3 2 Features External Views ...

Страница 8: ...e magnetron gasket in the correctposition 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 when ever working close to or replacing the magnetron PRECAUTION There exists HIGH VOLTAGE ELECTRICITY with high current capab...

Страница 9: ...hen handling Door C because it is fragile 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 Screw Screw Screw ...

Страница 10: ...r 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 001170 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 hin...

Страница 11: ...ircuit 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 SCREWS ASSY KEY MODULE PCB ...

Страница 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 1 The low voltage transfor...

Страница 13: ...hen mounting the Latch Body to the oven 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...

Страница 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 ...

Страница 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 erroneous 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...

Страница 16: ...er starts countdown but no microwave oscillation No heat while oven lamp and fan motor turn on 1 Off alignment of latch switches 2 Open or loose connection of high volt age circuit especially magnetron ﬁla ment circuit NOTE Large contact resistance will bring lower magnetron ﬁlament voltage and cause magnetron to lower output and or intermittent oscillation 3 Defective high voltage components H V ...

Страница 17: ... 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 interlock switch 2 Operation of thermal cut...

Страница 18: ...oded Views M001 W003 W006 M035 M037 M005 M041 M042 M139 M046 M047 M040 M039 M038 M049 T010 T009 M051 M054 M053 M048 M113 M095 H008 M008 M010 M011 M013 M015 W002 M017 M019 M020 H018 M036 M029 M012 P186 T001 T017 M034 B018 B006 B001 B002 B010 B011 ...

Страница 19: ...PPS 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 00096A TRANS H V SHV EURO2 1 230V 50HZ 2350V 3 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 12T01 12000V 0 4A D 1 M042...

Страница 20: ...ING KEY M1877 HSWR PI0 7 D6 23 1 4 1 D009 DE61 80002A HINGE UPPER WHT SHV 745CC1 SSEC T2 3 26 1 D010 DE61 80003A HINGE LOWER WHT M9745 SSEC T2 3 26 77 1 D011 DE64 00264B KEY DOOR 1 0 CONV NYLON 66 BLK 1 D019 DE64 00725B HANDLE DOOR C105 PC LEXAN141 SILVER CON 1 D024 DE64 00802A SCREEN DOOR B C105 TEMP GLASS T2 0 C DE 1 D049 ASSY DOOR C105 5 WHT 5TH 1 0 CONVECTION 1 S N A S N A SERVICE NOT AVAILABL...

Страница 21: ... LEXAN 141 1 C009 DE64 00732A WINDOW DISPLAY C105 SAN CR5381 CONV 1 0 1 C011 DE64 00729A BUTTON SELECT A C105 PC LEXAN141 PURE 2 C019 DE64 00744D BUTTON START C105R BWT C105FR BWT PC LEX 1 C028 DE64 00746B KNOB COVER C105 PC WHT 1 C029 DE64 00728A KNOB DIAL C105 PC LEXAN141 PURE WHT CON 1 C041 DE64 00743B BUTTON CANCEL C105 PC WHT 1 C082 ASSY CONTROL BOX C105AR 5 BWT PC PURE 1 S N A C084 DE96 0025...

Страница 22: ...1680W 1 H004 DE61 50484A BRACKET HEATER STS430 T0 8 W27 2 L26 C 2 H005 DE97 00491A ASSY COVER CASING 1 0 CONVECTION 5TH TSE 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 H013 DE47 20009A THERMOSTAT PW2N 520PB 160 60 250V 7 5A H 1 H016 DE97 00472A ASSY COVER CASING 5TH 1 0 CONVEC...

Страница 23: ...E TH M4 L12 ZPC YEL 2 BODY LATCH 6006 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 2 CN BOX 6006 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 1 COVER AIR 6006 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 4 COVER BACK 6006 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 4 COVER CASING 6006 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 2 GUIDE AIR 6006 001174 SCREW TAPPING WE TH M4 L12 ZPC YEL 1 MOTOR FAN 6006 001174 ...

Страница 24: ...ZMM55C5V1 4 8 5 4V 500MW LL 34 TP 1 ZD01 3601 001126 FUSE CARTRIDGE 250V 1 6A FAST ACTING CERAMIC 5X20MM 1 FUSE DE47 40024A HOLDER FUSE FH 51H 7 5A 1 FUSE DE09 00449A IC MICOM TMP87CH47U CHUN C107 5TH 44PIN 5V 8M 1 IC01 1203 001037 IC POSI FIXED REG 78L05 SOT 89 3P 185MIL PLASTIC 1 IC02 1203 002876 IC VOL DETECTOR ELM7533CBA S SOT 23 3P 2 9X1 5MM PLASTIC 1 IC03 DE07 00031B LED DISPLAY CSE 4258ESM1...

Страница 25: ..._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 P...

Страница 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 ...

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