Samsung CE959G Service Manual Download Page 22 | Manualshive

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8. P.C.B Diagrams

8-1 P.C.B Diagrams

Samsung Electronics

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Summary of Contents for CE959G

Page 1: ...E959GTC RED CE959GTS SILVER CE959GF WHITE CE959GFGR GREEN CE959GFC RED CE959GFS SILVER 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 1 min 1 2 3 Auto Auto Auto 1 2 3 1 2 3 ...

Page 2: ...ce 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 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 and...

Page 3: ...ages 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 negative terminal of the high voltage capacitor to the oven chassis Use a screwdriver...

Page 4: ...tton Grill Button Clock Setting Button Start Button 3 Operating Instructions 3 1 Control Panel Samsung Electronics 3 1 3 2 Features External Views Door VentilationHoles Light SafetyInterlockHoles ControlPanel Handle Door GlassPlate Heater DoorLatches AUTO CE959G 1 min AUTO AUTO 1 2 3 1 2 3 1 2 3 517mm 369mm 297mm 216 4mm 410mm 1 min 1 2 3 Auto Auto Auto 1 2 3 1 2 3 ...

Page 5: ...oise filter 9 Take out the fan motor 10 Remove the oven lamp by pulling out from hole of air cover carefully 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 the high voltage cap...

Page 6: ... 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 spring from Door E and key door 4 3 2 Removal of Door C 4 3 3 Removal of Do...

Page 7: ...ing 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 Thermo Switch Drive Motor 4 3 5 Reassembly Test After replacement of the defective compon...

Page 8: ... never touch the control circuit 2 Disconnect the connectors from the control circuit board 3 Remove screws securing the control box assembly 1 Remove screws securing the control circuit board 2 Lift up the control circuit board from the Ass y control box 4 6 2 Removal of P C B Assembly Sub P C B Scrws Sub P C B Main P C B Main P C B Scrws Disassembly and Reassembly ...

Page 9: ...ment terminal and magnetron 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 ...

Page 10: ... 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 monitor circuit and all latch swi...

Page 11: ...r glass vessel with water 2 Stir water in glass vessel with thermometer and record glass vessel s temperature T1 10 1ûC 3 After moving the water into another glass vessel place it in the center of the cooking tray Set the oven to high power and operate for 48seconds exactly 1 5 seconds included as a holding time of magnetron oscillation 4 When heating is finished stir the water again with the ther...

Page 12: ...arts 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 checked for accuracy by its manufacturer 1 Remove the outer panel 2 Pour 275 15cc of 20 5ûC 68 9ûF water in a beaker which is graduated to 600cc and place the beaker in the center ...

Page 13: ...tch 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 1 Off alignment of latch switches Adjust door and latch switches 2 Open or loose c...

Page 14: ...ed 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 interlock switch Adjust door and latch switches 2 Operation of thermal cutout Magnetron Sparks 1 Metallic ware or cooking dishes Inform the...

Page 15: ...M41 M42 M21 M22 M39 M40 M13 M14 M15 M12 M19 M20 M3 M2 M17 M33 M29 M18 M4 M5 M7 M6 M31 M30 M23 M10 B1 B2 B4 B3 M45 M38 M46 M32 M43 M34 M35 M36 M37 M47 M51 M49 M48 M50 M44 M16 M11 B5 M24 M8 M9 M25 M26 D1 D12 D2 D3 D4 D5 D6 D7 D9 D8 D10 D11 C2 C1 C3 C7 C5 C16 C15 C8 C6 C10 C9 C11 C4 C12 C13 C14 ...

Page 16: ... SN E10D N 250V 10A 2ND WD TYP 1 M 19 DE61 40017A FOOT PP A353 BLK MW5630T 2 M 20 DE80 10001A BASE PLATE SGCC T0 8 345 565 1 M 21 DE31 10154A MOTOR DRIVE M2HJ49ZR02 ST 16 21V 5 6 1 M 22 DE71 60382A COVER CEILING MICASHEET T0 5 70 133 1 M 23 DE71 60016A COVER AIR PP 2 WHT M945 M245 1 M 24 4713 001031 LAMP INCANDESCENT 230V 173mA 40W ORG 25x69mm 1 M 25 ASSY DOOR CE959G CE959GT WHT 1 WHITE CE959G GT ...

Page 17: ...14A CABLE CLAMP DA 6N NY 66 1 M 39 DE72 60005A GUIDE AIR SECC1 P T0 5 210 225 1 M 40 DE92 90524A ASSY COVER BACK CE945G 1 M 41 DE63 90065N CUSHION GUIDE PUT FOAM T10 W10 L200 BLK MW55 2 M 42 DE63 90065O CUSHION GUIDE PUT FOAM T35 W20 L135 BLK MW55 1 M 43 DE39 40409A WIRE HARNESS E 230V50HZ M9G45 CTW 1 M 44 DE39 40568A WIRE HARNESS A 230V50HZ CE745G CE945G 1 M 45 DE39 20058C ASSY POWER CORD KKP 481...

Page 18: ...D17 M959 1 D 5 DE92 50127H ASSY DOOR E COATING BLACK T0 8 1 D 6 DE64 40012A DOOR C RESIN PP TB53 T2 0 CE945GF BL 1 D 7 DE01 00002A FILM DOOR PET T0 15 275 175 NTR CE945GF 1 D 8 DE61 70126A SPRING KEY 0 8 0 36 6 BLUING 1 D 9 DE64 40264C DOOR KEY POM F20 02 5g BLK 1 2ND HANDL 1 D 10 DE61 80003A HINGE LOWER SCP1 T2 3 26 77 ZPC3 WHT CE945 1 D 11 DE61 80002A HINGE UPPER SCP1 T2 3 26 77 ZPC3 WHT CE945 1...

Page 19: ...W WASHER M5 L12 2S 4 MGT DE60 10080A SCREW WASHER M5 L12 2S 4 TNS HV DE60 10082H SCREW A 2S 4X12 TOOTHED 2 B PLTE DE60 10082H SCREW A 2S 4X12 TOOTHED 2 CN BOX DE60 10082H SCREW A 2S 4X12 TOOTHED 2 LATCH DE60 10082H SCREW A 2S 4X12 TOOTHED 5 PN OUT DE60 10098A SCREW ASSY TAP TITE PH TC M4X8 SWRCH18A ZPC2 GLD W 1 CV TCO DE60 10098A SCREW ASSY TAP TITE PH TC M4X8 SWRCH18A ZPC2 GLD W 2 M DRIV DE60 101...

Page 20: ...11K CONTROL PANEL ABS HR0370D SIL CE959GFS 1 CE959GFS SILVER C 4 DE66 20174R BUTTON SELECT A PC 2G WHT M959 1 WHITE CE959G GT GB GF C 4 DE66 20174S BUTTON SELECT A PC 2G WINE RED M759C 1 RED CE959G GT GB GF C 4 DE66 20174T BUTTON SELECT A PC 2G DEEP GRN M759GR 1 GREEN CE959G GT GB GF C 4 DE66 20174Y BUTTON SELECT A PC SIL CE959GS CE959GTS 1 SILVER CE959G GT GB GF C 5 DE66 20197J BUTTON SELECT A B ...

Page 21: ... CE 1 WHITE CE959G GT GB GF C 14 DE66 20182D BUTTON START ABS HR0370 RED CE959GC 1 RED CE959G GT GB GF C 14 DE66 20182C BUTTON START ABS HR0370 GRN CE959GGR 1 GREEN CE959G GT GB GF C 14 DE66 20182E BUTTON START ABS HR0370D SIL CE959GS 1 SILVER CE959G GT GB GF C 15 DE71 60378A COVER LAMP POM T2 W19 4 L27 3G NTR RE 446 1 C 16 DE93 30406W ASSY CONTROL PANEL CE959GT 1 CE959GT WHITE C 16 DE93 30406U AS...

Page 22: ...8 P C B Diagrams 8 1 P C B Diagrams Samsung Electronics 8 1 ...

Page 23: ...001 000429 R CARBON 1Kohm 5 1 8W AA TP 1 8x3 2mm 7 R05 R06 R09 R11 R16 R17 2001 000435 R CARBON 1Mohm 5 1 8W AA TP 1 8x3 2mm 1 R07 2001 000613 R CARBON 3 9Kohm 5 1 8W AA TP 1 8x3 2m 2 R08R15 2001 000780 R CARBON 470ohm 5 1 8W AA TP 1 8x3 2mm 3 R03 R04 R12 2001 000786 R CARBON 47Kohm 5 1 8W AA TP 1 8x3 2mm 4 R22 R25 2202 000127 C CERAMIC MLC AXIAL 10nF 80 20 25V Y5V TP 7 5 2 C11 C12 2202 000780 C C...

Page 24: ... GREEN BLU BLUE ORG ORANGE YEL YELLOW COOK OFF WIRING COLOR A S S Y M A I N P C B BLK POWER CORD 230V 50HZ 250V10A C1 1ND C3 RESISTOR GRILL RELAY BLK GRILL TCO BLK BLK COM COM NC NO BLU BLU 230V40W LAMP MONITOR FUSE 250V1 6A YEL ORG ORG YEL YEL F MOTOR INRUSH RELAY RESISTOR POWER RELAY SECONDARY INTERLOCK WHT WHT WHT 0V 0V 21V 230V C2 CAVITY TCO BLK 230V H V TRANS H V DIODE H V FUSE 0 8A H V CAPAC...

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