Samsung CE124CF Service Manual Download Page 23

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8. P.C.B Diagrams

8-1 P.C.B Diagrams

Samsung Electronics

8-1

MICOM

V.F.DISPLAY

SVM-4MS-13

100K

-20V

R29 3.9K-J

100K

KA2657

12V

12V(A)

D08

1N4001

MAIN

RELAY

R01 470-J

R02 470-J

ZD01 1W 5.1V

-20V

D01 1N4001

C02

470uF

D02 1N4001

-20V

C05

0.1uF

C06

0.1uF

D04 1N4001

G3 37

G2 36

G1 35

G0 34

B0 45

B1 46

B2 47

B3 48

B4 49

B5 50

B6 51

B7 52

H7 32

H6 31

H5 30

H4 29

H3 28

H2 27

H1 26

H0 25

A4 8

A5 9

A6 10

A7 11

15 INT

64 VCC

3 VREF

12 RESET

2 VASS

63 OSC IN

62 OSC OUT

41 G7

14 E1

23 C6

24 C7

16 E3

13 E0

5 A1

4 A0

6 A2

7 A3

17 C0

18 C1

19 C2

20 C3

21 C4

22 C5

IC 1

C18 0.1uF

C01

470uF

IC2

C07

0.1uF

R08 10K-J

Q04

R1005

R03 470-J

ZD02

0.5W 13V

D03

1N4148

C03

1000uF

Q01

D882Y

12V

VTG-REG

7805

C04

100uF

ZD03

0.5W3.9V

R04

1K-J

R05

1K-J

R06

5.1K-J

Q02

C815

Q03

C815

R07

10K-J

C11

10uF

12V

12V(A)

Q09

A539

12V

BUZZER

Q07 R2005

R12 10K-J

R11 3.9K-J

Q08

R1005

D05

1N4001

D06 1N4001

R10

2K-J

Q06

R1005

R09 1K-J

Q05

R1005

C09 27pF

C08 27pF

D07

1N4001

Q10

C815

POWER

RELAY

R13 3.9K-J

R14

10K-J

12V(A)

R16

10K-J

R15

3.9K-J

Q11

C815

C15

1uF

ENCODER

SWITCH

R25 1K-J

R26 1K-J

R27 10K-J

R28 10K-J

DOOR S/W

CON03

THERMISTOR

C12

0.1uF

R23 2K-J

R38 1M-J

R37 1M-J

R24 1K-F

R22 5K-F

Q12 A539

R21 10K-J

R18 3.9K-J

R17 3.9K-J

R19 100K-F

R20 3.9K-J

INRUSH RELAY

GRILL RELAY

FAN RELAY

DAMPER RELAY

CONV.M RELAY

CONV.H RELAY

TIME

COOK

COMBI 2

(M+C)

MIN+

MIN-

START

OPTION

-20V

R30 3.9K-J

R31 3.9K-J

R32 3.9K-J

GRILL

CONVEC-

TION

COMBI1

(M+G)

AUTO

COOK

AUTO

DEFROST

COMBI 3

(G+C)

POWER

LEVEL

CLOCK

CANCEL

OPTION

1N4148

D10

1N4148

D11

1N4148

D12

1N4148

D13

1N4148

D14

1N4148

D15

R33

47K-J

R34

47K-J

R35

47K-J

R36

47K-J

P.C.B.-SUB

C14

332

C15

332

C16

332

C17

332

MICOM OPTION

CON01

1 tone

2 tones

4 tones

(B)

(A)

Waveform of (A)

-5V
DC

Waveform

of
(B)

-5V DC

Waveform of (A)

VCC (-5V

)

Waveform

of (B)

VCC (-5V

)

ZD4

Turn off

Power Off

Power On

1. Beep tone

2. Stage change and

half time in Auto Weight

Defrost tone

3. Error and Finish Tone

0.1sec

0.6sec

0.4sec

0.6sec

0.4sec

-5V

Pin
5

Pin 4

-3V

CH1gnd

CH2 gnd

CH1 5V A 200ms 2.21 V VERT

CH2 5V 5V

CH1

CH2

CH2 MAX - 5.16V

CH1 5V A 200ms 2.21 V VERT

CH2 2V -354.00ms

CH1gnd

CH2 gnd

CH2 MAX - 5.16V

-2

-4

-5V

-6

(B)

C10 10uF

Summary of Contents for CE124CF

Page 1: ...ams UHR LEISTUNG GRILL ZEIT GEWICHT AUFTAUEN GAR AUTOMATIK PLUS HEISSLUFT MIKROWELLE MW HEISSL MW GRILL GRILL HEISSL LÖSCHEN START CE124CF SCHNELLGERICHTE 1 GETRÄNKE 2 FOLIENKARTOFFEL 3 PIZZA 4 POMMES FRITES 5 HAMBURGER FISCHSTÄBCHEN 6 REIS NUDELN 7 POPCORN AUFWARMEN 8 FERTIGGERICHTE 9 QUICHE AUFLAUF 10 EINTOPF 11 SUPPE SAUCE 12 REIS NUDELN GAR AUTOMATIK 13 RIND 14 SCHWEIN 15 GEFLÜGEL 16 GEFLÜGELS...

Page 2: ...nicians 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 door sensi...

Page 3: ...Short the negative terminal of the high voltage capacitor 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 1 2 Pretaution Samsung Electronics 1 2 Special Servicing Precautions Continued 1 3 Special High Voltage ...

Page 4: ...99 MINUTES POWER SOURCE 230V 50Hz AC POWER CONSUMPTION MAX 3 000W MICROWAVE 1 600W GRILL 1 300W CONVECTION 1 400W OUTPUT POWER 90W 900W 10 LEVEL POWER IEC 705 TEST PROCEDURE OPERATING FREQUENCY 2 450MHz MAGNETRON OM75P 10 COOLING METHOD COOLING FAN MOTOR OUTSIDE DIMENSIONS 558 W x 381 H x 496 D ...

Page 5: ...UTTONS Clock set Microwave Power Level select Defrost Auto cook and Dish select More Less Min Plus Min Minus Convection grill Combination cook Timer Weight set Stop Cancel Start 3 Operating Instructions 3 1 Control Panel 3 2 Features Accessories ROLLER RING CONTROL PANEL HEATER GRILL BARBECUE BAR HOLDER OVEN LAMP GLASS TRAY OVEN DOOR THERMIISTOR SENSOR WINDOW DISPLAY OPEN DOOR UHR LEISTUNG GRILL Z...

Page 6: ...nd damper assembly 2 Remove four screws 1 securing damper Ass y 3 Remove two screws 2 securing magnetron thermostat 4 Remove four magnetron flange nuts at top 1 When removing the magnetron make sure that its antenna does not hit any adjacent parts or it may be damaged 2 when replacing the magnetron be sure to remount the magnetron gasket in the correct position and make sure the gasket is in good ...

Page 7: ...y is not mounted properly microwave may leak from the clearance between the door and oven 3 Perform the microwave leakage test 4 5 Replacement of H V Transformer 1 Discharge the high voltage capacitor 2 Disconnect all the leads from the high voltage transformer 3 Remove the mounting bolts on the high voltage transformer 4 When replacing connect the leads correctly and firmly Disconnect the oven fr...

Page 8: ...late 4 Disconnect all the lead wires from the drive motor 5 Remove screws 1 securing the drive motor to the cavity 6 Take out the drive motor 7 When replacing the drive motor be sure to remount it in the correct position 1 D RIN KS 2 JAC KETPO TATO 3 P IZZ A 4 O VENCH IPS 5 B UR GE RS FIS HFIN GE RS 6 R ICE PA STA 7 P OP CO RN AU TO RE HE AT 8 P LAT ED ME AL 9 P IE Q UIC HE 10 CA SSER OLE 11 SO UP...

Page 9: ...ricity from your body and avoid touching the Touch control clrcuitry 2 Disconnect the connectors from the control circuit board 3 Remove screws securing the control circuit bord 4 Lift up the control circuit board from right side and remove the hooks holding the contol circuit board to the box assembly Disassembly and Reassembly Screws Screws ...

Page 10: ...e one ohm or less 3 A continuity check between each filament 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 ne...

Page 11: ...h 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 3 Reconnect to Monitor switch and check the continuity of the monitor circuit and all latch switches again by following the c...

Page 12: ...r glass vessel with water 2 Stir water in glass vessel with thermometer and record glass vessel s temperature T1 10 1 C 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 13: ...edure for Measurement of Microwave Energy Leakage 5 12 Note on Measurement 5 11 Check for Microwave Leakage 5 13 1 Record keeping and notification after measurement 1 After adjustment and 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 4 mW cm2 after determining that all parts are in good condition funct...

Page 14: ...sing 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 Sequ...

Page 15: ...d 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 d...

Page 16: ...ed Views 7 1 76 75 48 61 62 46 64 65 66 67 73 6 74 4 2 7 1 10 5 3 77 42 72 78 55 63 51 52 82 47 69 68 53 54 49 50 59 56 60 43 8 9 57 38 40 44 45 36 41 39 37 33 34 30 29 28 32 31 35 22 25 26 27 23 86 20 17 15 19 14 21 18 13 16 12 70 87 88 83 84 85 58 24 71 79 80 81 ...

Page 17: ...UPLER BARBECUE AL 1 30 DE31 10057A MOTOR SYNCHRONOUS MULJ24ZR03 SPIT MOTOR 1 31 DE72 40034A DAMPER SILICON SILICONE 1 32 DE72 40037A DAMPER PLATE SECC T0 6 1 33 DE62 90015B ADIABATIC R EGF E3019 PBS T15 W346 L282 AL 1 35 DE71 60216A COVER DAMPER NYLON 66 2411GF 143 7G 1 34 DE71 60230D COVER ADIABATIC R SBHG1 M T0 5 1 35 DE71 60216A COVER DAMPER NYLON 66 2411GF 143 7G 1 36 DE66 40027A BODY LATCH NU...

Page 18: ... 20044A THERMOSTAT PW 2N 150 60 BKT23 8MM 1 GRILL 74 DE92 90100B ASSY GUIDE AIR RE 1280 1270 1 75 DE92 90072A ASSY BASE ROLLER RE 909CG 1 76 DE74 20045A TRAY CERAMIC RE 909CG 1 77 DE93 90038A ASSY B RESISTOR FX175Z D 1 78 DE61 50238A BRACKET PLATE SECC T0 6 1 79 DE64 20045A HANDLE BARBECUE TEMPERED SPRAY BLK 2 80 DE74 20107A TRAY BROILER AL T0 8 345 345 PI345 ENAMEL S 1 81 DE92 90009A ASSY SPIT RA...

Page 19: ...9E SCREEN DOOR B TEMP GLASS T3 2XW313XL435 VITA 1 3 DE92 50037A ASSY DOOR E SILICON BONDING 1 4 DE64 40103A DOOR C PBT 1500G 158G 1 5 DE64 40124A DOOR KEY NYLON 66 2411GF 5 1G 2 6 DE92 90138A ASSY BRACKET SLIDER RE 909CG 1 7 DE61 70057B SPRING KEY HSWR PI1 2 D5 8 L47 1 8 DE92 90052A ASSY HINGE U SBC1 T2 0 1 9 DE73 90018A FERRITE DB 867CPE T4 1 W7 0 L1310 1 10 DE60 60021A PIN DOOR MSWR ZPC3 2 1 2 3...

Page 20: ...WH 01 K 16G 1 6 DE66 20042A BUTTON SELECT R PC LEXAN 141 RP WH 01 K 10G 1 7 DE66 20080A BUTTON CLOCK PC LEXAN 141 RP WH 01 K 1G RE 1 8 DE66 20024A BUTTON MORE PC LEXAN 141 RP WH 01 K 7G RE 1 9 DE61 50072A BRACKET PANEL SECC T0 8 W107 L286 35 1 12 DE39 30091A WIRE LEAD PCB B L60 RE 1280 SAW AMFO 1 13 DE64 10038C KNOB VOLUME PC LEXAN 141 WHT 5G CIRCLE PR 1 14 DE61 70076A SPRING BUTTON HSWR PI0 6 2 1...

Page 21: ... COVER RE 1280 NEW SYSTEM VI 1 5 DE61 50192A BRACKET HEATER B STS430 T0 8 W28 5 L65 4 RE 128 2 6 DE60 30016B NUT FLANGE M4 MSWR10 FEFN 3 BL FAN HEATER 7 DE31 90019A BLADE FAN SECC T0 6 1 8 DE91 50031A ASSY CONV MOTOR AMM90 004AUEA 230V0 33A 1 9 DE47 20044A THERMOSTAT PW 2N 150 60 BKT23 8MM 1 10 DE60 40026A WASHER PLAIN ID5 5 OD12 T1 0 SBC1 1 11 DE62 10014A INSULATION TCO T2 0 W34 L26 YEL 1 12 DE92...

Page 22: ...0 FRFZY 4 DAMPER DE60 10080A SCREW WASHER M5 L12 2S 4 HVT DE60 10082H SCREW A 2S 4X12 TOOTHED 1 A B RE DE60 10082H SCREW A 2S 4X12 TOOTHED 1 A REST DE60 10082H SCREW A 2S 4X12 TOOTHED 2 B PLTE DE60 10082H SCREW A 2S 4X12 TOOTHED 1 B HVC DE60 10082H SCREW A 2S 4X12 TOOTHED 2 B U HI DE60 10082H SCREW A 2S 4X12 TOOTHED 11 BACK P DE60 10082H SCREW A 2S 4X12 TOOTHED 2 BD LAT DE60 10082H SCREW A 2S 4X12...

Page 23: ...815 5V C15 1uF 5V ENCODER SWITCH R25 1K J R26 1K J R27 10K J R28 10K J DOOR S W CON03 THERMISTOR C12 0 1uF R23 2K J R38 1M J R37 1M J R24 1K F R22 5K F Q12 A539 R21 10K J R18 3 9K J R17 3 9K J R19 100K F R20 3 9K J INRUSH RELAY GRILL RELAY FAN RELAY DAMPER RELAY CONV M RELAY CONV H RELAY 33 53 54 55 56 57 58 59 60 TIME COOK COMBI 2 M C MIN MIN START OPTION OPTION 20V G1 G2 G3 G4 p o n m l k j i h ...

Page 24: ...01 R02 R03 P25 2001 000065 R CARBON 10KOHM 5 1 4W AA TP 2 4X6 4MM 5 R06 R07 R08 R12 R14 P25 2001 000065 R CARBON 10KOHM 5 1 4W AA TP 2 4X6 4MM 2 R16 R21 P26 2001 000076 R CARBON 47KOHM 5 1 4W AA TP 2 4X6 4MM 4 R33 R34 R35 R36 P27 2001 000432 R CARBON 1MOHM 5 1 4W AA TP 2 4X6 4MM 2 R24 R25 P28 2001 000575 R CARBON 2KOHM 5 1 4W AA TP 2 4X6 4MM 2 R10 R23 P29 2001 000611 R CARBON 3 9KOHM 5 1 4W AA TP ...

Page 25: ... ORG WHT H V TRANS H V FUSE 0 8A RED RED H V C 1 13uF H V D F MAGNETRON CONDITION OF OVEN DOOR OPENED PLUG IN CONNECTOR A CONNECTOR C PRIMARY SWITCH DAMPER RY GRY BLU NC NC COM NO WHT DAMPER SWITCH NO 0 15uF CAP Y G 1 3mH FUSE 15A NOISE FILTER C3 2200pF C1 0 1uF 500K OHM C2 2200pF BLK MGT T C O S W SEC S W RY F RED Samsung Electronics Condition DOOR DOOR MICRO GRILL CONVEC MWO MWO GRILL ITEM OPEN ...

Page 26: ... SYMBOL COLOR Y G YELLOW GREEN BLK BLACK WHT WHITE BLU BLUE BRN BROWN GRY GRAY YEL YELLOW ORG ORANGE RED RED GROUND PARTS LINE PCB PATTERN LINE BLU RED W H A BLU W H B RED ORG RED RED BLU PRIMARY SWITCH DOOR SENSING SWITCH MONITOR SWITCH ORG ORG ORG BRN RED RED RED WHT RED FA F HIGH VOLTAGE TRANSFORMER H V FUSE HIGH VOLTAGE CAPACITOR HIGH VOLTAGE DIODE TO CHASSIS MAGNETRON SYMBOL COLOR ORG ORANGE ...

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