Samsung CM1329A Service Manual Download Page 43

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8. Schematic Diagrams

8-1 Schematic Diagrams

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

11V

CBE2240BA

TR12

PC817

KRC246M

R45

PC101

200K

UG2D

D103

PC817 PC102

TR03

47K

R29

KRC246M

24LC04B

SMW250-09AV_RED

CN10

7033P

-23V

PC02

PC817

TZJ4.3B

ZD103

CN08

SM
W250-03V_WHT

KRC246M

TR08

1N4007

D19

TR04

KRC246M

X-IN

X-OUT

NTC

220M

RESET

TEST

Aref

Ass

P10

TM
P87PM

14F

TZJ4.3B

ZD101

1N4148M

D12

1N4148M

D106

TR11

KRC246M

+5V

R102

C102

10uF

100nF C101

200K

180

R17

1nF C16

+5V

47K R28

C17

1nF

+12V

47K R32

D15

1N4148M

R11

3.9K

GND

UU1116-30mH

FTR-F3A

A012E

RY07

L01

+12V

+12V-1

+5V

R31

47K

EI2
218_8P ST01

22nF

C03

150 R112

1N4148M

D16

+5V

2K O

R03

R19

R1
8

R33

47K

+5V

+12V-1

BZ1

CBE2220BA

C06

22uF

RY08

FTR-F3A

A012E

GND

1N4148M

D07

J04

-23V

D10

UG2D

C105

100uF

R05

SM
W250-11V_WHT

CN06

D18

R110

1N4007

C108

R09

10K

47uF

R06

+5V

-23V

R13

3.9K

200K

+5V

D17

1N4148M

+5V

R103

4.7nF C104

1K R111

C109

100uF

TR01

KRC246M

TR02

KRA

226-AT

CN05

SMW250-09V(WHT)

D08

1N4148M

1nF C103

200K

R39

200K

R41

1N4148M

D14

C08

100nF

R43

200K

R44

390M

PTC1

1000uF C107

R36

10K

R40

200K

D11

2K R01

1N4148M

20K R106

RY02

DU12D1-1PR

R109

100

D10

UG2D

R105

200K

102

78L05

KRC246M

TR05

1T4
D02

3.9K R12

8.000M

XTL1

C04

22nF

KRC246M

TR09

68K R108

+5V

22uF C07

C10

1N4148M

D04

C12

100nF

1uF

R15

+12V

+5V

TR13

KRC246M

101

J01

TNY266P

SMW250-05V_WHT

CN04

TR10

KRC246M

+5V

C15

1nF

KRC246M TR14

+12V

100nF C02

D09

1N4148M

TZJ12B

+5V

1N4148M

D06

+5V

ZD102

10K R04

R08

100K

J03

DU12D1-1PR RY01

R46

R30

47K

200K

PTC

390M

D101

UF4007

D03

1N4148M

RY04

FTR-F3A

A012E

1N4148M

D13

FH
-51H

FUSE1

R37

1nF C14

2K O

R01

100nF

C01

R02

FTR-F3A

A012E

RY03

R38

TR06

KRC246M

10K

+5V

J02

RY05

DU12D1-1PR

+5V

TR07

KRC246M

R16

330

47K R34

R2
2

200K

R42

1K R02

200K R101

DU12D1-1PR RY06

PC01

R07

4.7K

PC817

10K R26

R35

R21

R25

10K

1N4148M

D10

R2
0

D01

1T4

+12V-1

CN03

SMW

250-03A

V_RED

FCZ254-10S

CN09

D05

1N4148M

SMW250-10V_WHT

CN07

R107

R10

10K

100nF C13

SMW

250-07A

V_RED

CN02

10K

R03

CN01

SMW250-05AV_RED

C11

100nF

PTC3

270M

+5V

10K

10K R24

DF06S BD01

C106

100nF

100nF C09

R104

200K

4.7nF

C05

3.9K R14

TEMP_C

ECD1_1

ECD2_3

ECD2_2

ECD2_1

ECD1_2

NEUTRAL

INT

BZ3

BZ2

BZ1

LIVE

NEUTRAL

LIVE

P63

DA
TA_IN

DA
TA_OUT

LAMP

ECD2_2

ECD1_1

KEY_2

KEY_4

VFD_5G

ECD2_3

ECD2_1

ECD1_2

INT

VENT

DOOR

IN2

PTIO

INRUSH1

TEMP

P62

INRUSH2

FD_P10

DA
TA_O

FD_P9

BZ3

FD_P8

BZ2

FD_P3

BZ1

FD_P2

PTIO

KEY_1

DO
O

POW

ER1

DA
TA_IN

RESET

POW

ER2

KEY_3

IN1

TEM

FD_4G

TEM

P_C

FD_3G

LA
M

FD_2G

ENT

FD_1G

INRUSH1

INRUSH2

PO
W

ER2

PTIO

PO
W

ER1

PTIO

AIN2

FD_P1

AIN1

FD_P12

FD_P11

VFD_4G

VFD_3G

VFD_2G

VFD_1G

FD_P4

FD_P5

FD_P6

FD_P7

FD_P2

FD_P3

FD_P8

FD_6G

FD_P9

FD_5G

FD_P10

FD_4G

FD_P7

VFD_6G

FD_3G

FD_P6

FD_2G

FD_P5

FD_1G

FD_P4

KEY_4

KEY_3

FD_P11

KEY_2

FD_P12

KEY_1

RESET

FD_P1

P63

FD_6G

P62

FD_5G

KEY_4

KEY_3

KEY_2

KEY_1

POWER SUPPL

Y(SMPS)

MICOM CIRCUIT

MODEL

OPTION 1

MODEL

OPTION 2

KEY
-CONTROL

MW POWER DETECT

CIRCUIT

EMCR CIRCUIT

TEMP

SENSOR, DOOR

DISPLA

CONNECTING

RESET

BUZZER CONTROL

RELA

Y CONTROL

Summary of Contents for CM1329A

Page 1: ...nformation 1 Precaution 2 Product Specification 3 Disassembly and Reassembly 4 Troubleshooting 5 Exploded Views and Part List 6 PCB Diagrams 7 Wiring Diagrams 8 Schematic Diagrams P BASIC CM1329 MODEL CM1329A CM1629A CM1929A MODEL CODE CM1329A XEU CM1629A XEU CM1929A XEU ...

Page 2: ...nt of Control Box Assy and P C Board 10 3 7 Replacement of Fan Motor 11 3 8 Replacement of Tray 11 3 9 Replacement of Lamp 11 3 10 Replacement of Air Filter 12 3 11 Replacement High Voltage Capacitor 12 4 Troubleshooting 13 4 1 Error Code Numbering Rule 13 4 2 Error Code List 13 4 3 Electrical Malfunction 15 5 Exploded Views and Parts List 34 5 1 Exploded Views 34 5 2 Main Parts List 35 5 3 Door P...

Page 3: ... 1 Precaution ...

Page 4: ...er relay as well as the Interlock Monitor Switch The correct adjustment of these switches is described elsewhere in this manual Make sure that the fuse has the correct rating for the particular model being repaired 13 Design Alteration Warning Use exact replacement parts only i e only those that are specified in thedrawings and parts lists of this manual This is especially important for the Interl...

Page 5: ...ated components and adjustments If the high voltage exceeds the specified limits check each of the special components Note Touch chassis side first then short to the high voltage capacitor terminal by using a screwdriver H V Capacitors Negative Terminal Screwdriver PRECAUTION There exists HIGH VOLTAGE ELECTRICITY with high current capabilities in the circuits of the HIGH VOLTAGE TRANSFORMER second...

Page 6: ... XEU CM1929A XEU Power Source 230V 50Hz AC 230V 50Hz AC Power consumption Microwave CM1329A 2600W CM1629A 3000W CM1929A 3200W CM1329A 2600W CM1629A 3000W CM1929A 3200W Output Power CM1919 1850W IEC 705 CM1619 1600W IEC 705 CM1319 1300W IEC 705 CM1919 1850W IEC 705 CM1619 1600W IEC 705 CM1319 1300W IEC 705 Operating Frequency 2450MHz 2450MHz Dimensions W x H x D Outside 464 x 368 x 557mm 464 x 368 ...

Page 7: ...adwires from the magnetron 4 Remove screws securing the duct MGT and duct fan 5 Remove the nut flanges securing the magnetron by using a box wrench 6 Take out the magnetron very 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...

Page 8: ... Key as needed Door Handle 1 Remove hex bolts securing the upper hinge and lower hinge Then remove the door assembly 2 Insert the flat screwdriver or thin metal plate into the gap between the door E and door C to remove Door C from the door assembly NOTE Be careful when handling Door C as is fragile NOTE The thickness of the flatscrewdriver or thin metal plate inserted into the gap should be 0 5mm...

Page 9: ...rier Parts Explaination Photo Explaination Assy Stirrer To remove Ass y Stirrer Cover Hold side stoppers of ceiling cover with both hands and pull them in and down 1 Remove a screw securing the drive motor 2 Open the door 3 Hold side stoppers of ceiling cover Ass y Stirrer Cover with both hands and pull them in and down 4 Take the ceiling cover out of the oven cavity 5 Remove plastic clips securin...

Page 10: ...und taping CM1929 from the main control circuit board PCB1 4 Lift up the FPC connector hooks about 5mm upward which connects to the main control circuit board PCB1 from the tail of switch membrane of the control box assembly CM1929 5 Remove a screw securing the tapped taping to PCB1 CM1929 6 Remove Control Box Ass y 7 To replace Digitron remove 2 screws securing the PCB4 8 To replace Start Button ...

Page 11: ...to Explaination Assy Stirrer Tray 1 Open the door 2 Remove the tray by inserting a thin metal tool into the gap between the oven wall and the tray silicon cover 3 Insert the new tray by tilting it across the oven cavity 4 Firstly fix the front part refers to the place where the silicon cover is thinner than the other 3 edges and then place the back ward part carefully and firmly NOTE Be careful wh...

Page 12: ...eased 2 Lift the Air Filter off the post carefully NOTE Spacer pins are not detachable from the Air Filter 3 11 Replacement High Voltage Capacitor Parts Explaination Photo Explaination High Voltage Capacitor H V Capacitor NOTE It is not necessary to remove Magnetron in order to remove HVC 1 Remove the outer panel and back cover 2 Discharge HVT wire and H V Fuse 3 Remove HVT wire and H V Fuse 4 Rem...

Page 13: ...Open Check Sensor part connection of sensor housing and PCB s connector 19 Page E 12 Short 20 Page E 13 T1 Max Time Error 21 Page E 14 Dry Up No Load Insert food and restart Temp Sensor Error Code Temp Sensor Error Case E 2X Solution Page E 21 Open Check sensor part and connection of sensor housing and PCB s connector 19 Page E 22 Short 20 Page E 23 T1 Max Time Error Preheating not completed Check...

Page 14: ...sensor and restart 25 Page E 46 Primary Open Error 3minutes Check Sensor 19 Page E 47 The door opens during cooking Cancel the present mode and restart from the begining 24 Page Humidity Sensor Error Code Humidity Sensor Error Case E 6X Solution Page E 61 Open Check Sensor 19 Page E 62 Short 20 Page E 63 T1 Max Time Error 21 Page Others Error Code Others E 0X Letter Solution Page SE Key Short Erro...

Page 15: ...onnected Is the sensor wire connected properly Does the voltage change as the humidity temperature and weight change Replace the sensor Check if the sensor wire is damaged if the housing is loose and if the sensor and the wire are properly connected Check if the voltage of the GND and sensor changes using a digital multi meter by forcefully changing the humidity temperature and weight Connect the ...

Page 16: ...ture and weight Check if the sensor and related parts such as the connector or soldering parts are slightly shorted Remove the shorted part of the temperature sensor Remove any foreign Substance from the shorted part YES NO YES YES NO NO YES NO E 12 E 22 E 28 E 32 E2A E 42 or E 62 is displayed Is the sensor shorted The sensor is out of order Replace the sensor Perform the operation again and check...

Page 17: ... the sensor or is something acting as an obstacle in front of the sensor Does it heat with completely dried food Replace the sensor If the sensor is contaminated by a foreign substance it may fail to detect the humidity Since heating completely dried food may burn the food take care Insert food and heat it again Place food with moisture into it and heat it again Remove the an foreign substance or ...

Page 18: ...n again and check if it is working properly S W Error Is a specific key not recognized Is the key recognized intermittently The membrane is defective Replace the Control Panel Is the key not recognized at all After Power On does the symptom continue Replace the PCB 4 3 4 Key Short Error ...

Page 19: ...e weight sensor contaminated by any foreign substance Replace the sensor Check if the turntable turns abnormally because food is placed on one side only or if it turns irregularly or if it is slanted and the weight sensor is not pressed Place the turntable over the roller properly YES Remove the foreign substance Place the food in the center Has the turntable been placed over the roller properly 4...

Page 20: ...nd if it is opened or shorted intermittently Close the door Check the Door S W and the housing Was the door open during the operation Perform the operation again and check if it is working properly S W Error Is the door sensing part normal After Power On does the symptom continue Replace the PCB 4 3 6 Weight Sensor Error ...

Page 21: ...erminal is maintained over 3V continuously during the initial cooking course using a multi meter Remove any moisture of the sensor Check the sensor terminal and housing Replace the sensor YES NO YES NO YES NO YES NO E 45 is displayed Is the sensor wet S W Error Replace the PCB After Power On does the symptom continue Perform the operation again and check if it is working properly 4 3 7 Cooling Err...

Page 22: ...M 단자가 Open Short 되었는가 YES NO NO EEPROM이 삽입 되었는가 S W 오동작 YES YES YES NO E 51 E 53 or E 54 is displayed Has the EEPROM been inserted Is the EEPROM terminal opened or is there a short circuit EEPROM Defect Replace the EEPROM Does it work properly Perform the operation again and check if it is working properly S W Error After Power On does the symptom continue Replace the PCB 4 3 8 EEPROM Error ...

Page 23: ...vider inserted Is it Upper Lower Mode Is the Divider detection S W out of order Is the Divider detection S W connected properly Are the connections in the Main PCB normal Connect correctly Connect correctly wire S W Error After Power On does the symptom continue Replace the PCB Perform the operation again and check if it is working properly Remove the Divider 4 3 9 Divider Missing Error ...

Page 24: ...for the corresponding internal temperature Is it temperature 100 C in oven Is it temperature 105 C 240 C in oven Is it temperature 245 C in oven Does same error arise S W Error S W Error Does same error arise Does same error arise Has it worked for 8 hours continuously Has it worked for 6 hours continuously Has it worked for 4 hours continuously Turn the oven off and let it cool sufficiently After...

Page 25: ... short circuit Is the temperature of the PCB over 90 C An E 2b error occurred Insert the temperature sensor An E 0b error occurred Check the Motor drive part Is the Cooling Motor rotating The temperature sensor is out of order Replace the temperature sensor Perform the operation again and check if it is working properly S W Error After Power On does the symptom continue Replace the PCB 4 3 11 Cool...

Page 26: ...ES NO YES NO E 08 E 23 E 26 is displayed Is the heater temperature very low Is the temperature sensor connected properly Is the resistance between the heater terminals more then a few MΩ Check the heater related drive part Replace the heater Reconnect the temperature sensor properly Replace the heater Does the heater work S W Error After Power On does the symptom continue Replace the PCB Perform t...

Page 27: ...l the current state Press the Cancel key to cancel the current state Is this happening during the MW operation Is it happening during the Grill operation Is it happening during the Convection operation Over Time is set Over Time is set Over Time is set Over Time is set Is it happening during the Combination operation Since the max time may differ depending on the model refer to the IB For example ...

Page 28: ...Has the oven internal temperature reached over 350 degrees Is the temperature sensor connectivity normal Is the temperature sensor connectivity normal An E 09 error occurred An E 24 E 0A error occurred Reconnect the temperature sensor properly Check and repair the heater drive part if necessary S W Error After Power On does the symptom continue Replace the PCB Perform the operation again and check...

Page 29: ...ck if it is working properly Is the oven in MW mode Is the internal temperature over 200 degrees Is the sensor connectivity normal An E 25 error occurred Press the Cancel key Connect it properly and try again After Power On does the symptom continue Press the Cancel key to cancel the current state 4 3 15 Swing Heater Detection Error ...

Page 30: ...he oven in Bake Toast mode Has the switch heater operated for 20 seconds Has the micro switch been detected After waiting for 20 seconds check if the micro switch has been detected The micro switch is defective Replace it Connect the micro switch properly After Power On does the symptom continue Is connectivity housing of the micro switch normal 4 3 16 Swing Heater Detection Error ...

Page 31: ...duit normal NO NO Is Primary interlock switch normal Is Power Relay normal YES YES YES YES YES YES NO NO NO YES NO NO Replace switch Do check power supply circuit Do check Relay control circuit Is high voltage dioed normal Is high voltage dioed normal Is high voltage capacitor normal Is magnetron normal NO Is the IC01 output of PCB normal NO NO Checking high voltagecircuts NO NO 4 3 17 If oven mal...

Page 32: ...r to User Manual Menbrane type Tact type YES YES Buttons of the control panel do not work Inspection method Are button pressed in the correct order Is the connector of the control panel normal Replace PCB 4 3 18 If button malfunction ...

Page 33: ...O Is the latch switch operating normally Food is not heated even though an oven works Inspection method Method to control latch switch Checking high voltage circuits YES 4 3 19 If food is not heated even though an oven works ...

Page 34: ... P048 P047 M036 R066 U003 B006 B001 B018 M001 M086 M065 M129 P074 W002 M048 M155 P073 P061 Z783 M038 M042 M052 M039 M041 M112 P069 M040 P186 P026 M011 M015 B012 B013 M051 P075 M087 T002 T108 M035 P001 M078 B001 B005 P018 M029 M024 M076 P046 P019 P017 M017 M019 Z016 Z781 M020 ...

Page 35: ... CM1619 1629 COMM 1 SNA CM1629A 1 1 M020 DE91 50093T ASSY MOTOR FAN 240V CM1919 1929 COMM 1 SA CM1929A 1 2 M076 2301 001204 C FILM LEAD PEF 1 50UF 5TO 10 450VAC 1 SNA 1 2 M039 2501 001277 C OIL 0 80UF 2100V CLASS P AL CAN T 2 SA CM1329A 1 2 M039 2501 001282 C OIL 1 00UF 2100V CLASS P AL CAN T 2 SA CM1629A 1 2 M039 2501 001284 C OIL 1 10UF 2100V CLASS P AL CAN T 2 SA CM1929A 1 2 M024 DE31 10180A MO...

Page 36: ...16A 200GF SPST N 1 SA 1 2 B001 3405 001055 SWITCH MICRO 125 250VAC 16A 200GF SPST N 2 SA 1 2 B005 DE61 00066A SPRING Q CM1819 1829 MSWR PI0 8 1 SA 1 2 B006 DE66 40062A LATCH BODY 1 SA 1 2 B012 DE66 90107A LEVER SWITCH U PBT CM 1819 1 SA 1 2 B013 DE66 90108A LEVER SWITCH L PBT CM 1819 1 SA 1 1 W002 DE96 00503A ASSY WIRE HARNESS A CM1929 230V 50HZ VI 1 SA 1 1 M015 DE96 00639B ASSY POWER CORD CEE F C...

Page 37: ...KEC T3 0 W24 5 L2 2 SNA 1 2 D019 DE64 20123A HANDLE CM 1819 ZN DICASTING C 1 SA 1 2 D006 DE64 40298A DOOR C PP 1 SA 1 2 D021 DE64 90145A DECORATION DOOR ABS CM 1819 CM 1 1 SA 1 2 D022 DE64 90146A DECORATION COV DOOR STS CM 1819 1 SA 1 2 D024 DE67 20174F SCREEN DOOR B CM1419 GLASS T3 2 W198 5 1 SA CM1329A 1 2 D024 DE67 20174J SCREEN DOOR B CM1629 GLASS 3 2 198 5 36 1 SA CM1629A 1 2 D024 DE67 20174N...

Page 38: ... 1 3 C009 DE67 40161A WINDOW DISPLAY RESIN PMMA 82555 CM 181 1 SA 1 3 C020 DE70 30125A PANEL BASE RESIN ABS TC CM 1829 1 SNA 1 3 C021 DE71 60426A COVER PANEL STS430 T0 5 TC CM 1829 1 SA 1 3 C022 DE71 60428B COVER PANEL L L CM1019 ABS CM 1 SA 1 3 C023 DE71 60429B COVER PANEL L R CM1019 ABS CM 1 SA 1 3 C019 DE66 20212A BUTTON START NI CR PLATING CM 18 1 SA 1 2 C218 DE61 00808A GUIDE START BUTTON CM1...

Page 39: ...G PWH 2 M3 L12 ZPC YEL SW 1 SNA GUIDE START BUTTON CM1319 S N A SERVICE NOT AVAILABLE Level Code No Description Specification Q ty SA SNA Remark 1 1 6002 000630 SCREW TAPPING PH 2S M3 L8 ZPC YEL SWR 4 SA MAIN PCB 1 1 6002 001325 SCREW TAPPING TH TORX 2S M4 L12 ZPC YEL 2 SA 1 1 6002 001326 SCREW TAPPING OH 1 M4 L8 NI PLT 10 SNA BASE COVER LAMP OUT PANEL SIDE 1 1 6006 001170 SCREW ASSY TAPP WS TH M4...

Page 40: ...I SCREW A 2S 4X10 FEFZY 12 SA BODY LATCH C PANEL O P 1 1 DE60 10199A SCREW WASHER MSWR18C 4 L10 TH WASHER 17 SA BACK COVER BKT LAMP HOL BKT PCB BKT PC 1 1 DE60 20014A BOLT FLANGE M5 L10 MSWR3 FEFZY 5 SA HINGE DOOR LOWER HINGE UPPER 1 1 DE60 30015A NUT FLANGE M5 P0 8 MSWR10 FEFZY 8 SA MGT 1 2 6006 001176 SCREW ASSY TAPT WT PH M4 L8 ZPC YEL 4 SNA HVD HVC 1 2 DE60 10082I SCREW A 2S 4X10 FEFZY 5 SA C ...

Page 41: ...upply 10 CN02 Relay Connector A Terminal for Connecting with Lamp Relay Contact Load Control 11 CN03 Inrush Relay Connector A Terminal for Connecting with Vent Relay Inrush Relay1 2 Contact 12 CN04 Door switch and Humidity Sensing Connector A Terminal for Connecting with Door Switch Humidity Sensor 13 CN05 Display Connector 1 A Terminal for Connecting with Display 14 CN06 Display Connector 2 A Ter...

Page 42: ...42 7 Wiring Diagrams 7 Wiring Diagrams 7 1 Wiring Diagrams This Document can not be used without Samsung s authorization ...

Page 43: ... B 1 D 5 E 4 2 S2 S3 3 S7 7 8 OJ01 TNY266P SMW250 05V_WHT CN04 1 2 3 4 5 TR10 KRC246M 5V C15 1nF KRC246M TR14 12V 100nF C02 D09 1N4148M MTZJ12B 5V 1N4148M D06 5V ZD102 10K R04 R08 100K OJ03 DU12D1 1PR RY01 R46 R30 47K 200K PTC2 390M D101 UF4007 D03 1N4148M RY04 FTR F3AA012E 1N4148M D13 FH 51H FUSE1 1K R37 1nF C14 2K OR01 100nF C01 OR02 2K FTR F3AA012E RY03 R38 TR06 KRC246M 10K 5V OJ02 RY05 DU12D1 ...

Page 44: ...ungportal com Latin America latin samsungportal com CIS cis samsungportal com Europe europe samsungportal com China china samsungportal com Asia asia samsungportal com Mideast Africa mea samsungportal com Samsung Electronics Co Ltd August 2007 Printed in Korea Code No DE68 04553A ...

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