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8. Schematic Diagrams

8-1 Schematic Diagrams

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

VENT(LOW)

OPTION

AGE

BEVER-

BUZZER

NIGHT

OPTION

POWER-LOW

MODEL OPTIO

POWER

OPTION

START/

LIGHT

OPTION

RVM1435

POPCORN

OPTION

AUTO

REHEAT

VENT

INRUSH

BRIGHT

DOOR

RELAY CONTROL

COOK1&2

TIMER

MICOM

DISPLAY

RVM1625

POWER-HIGH

RESET

TIME

VENT(MID)

INTERRUPT

30SEC

OPTION

POWER SUPPLY

CLEAR/

TIME

PAUSE

OPTION

MAIN

CLOCK

START DELAY

FAN

DEFROST

SURFACE

VENT(HIGH)

OFF

ADD

KEY-INPUT

DEFROST

OPTION

MODEL

LEVEL

+5V

KRA226-AT

TR15

KRA226-AT

+5V

TR16

470 R14

TR02

KRC246M

C14

1nF

C12

1nF

TR03

KRC246M

D03

MM4148

R02

KRA226-AT

TR10

4.7K

10uF C02

CBE2220BA

BZ01

10K R05

TR12

KRC246M

UF4007

1N4007 D105

D107

C101

4.7uF

1N4007

D104

KRC246M

+5V

TR13

12516HS-14 CN0

D101

1N4007

R102

51K

+12V

C10

100nF

100nF C03

+5V

7033P IC03

KRA226-AT

TR18

100nF

C16

7
g

6
uc_lc

R16

3
2G

1
DOV

9
e

8
f

CSE-4046G-10

DSP1

KRA226-AT TR19

KRA226-AT

78L05 IC02

TR17

ZNR1

10D471

8MHz XTL1

KRC246M

TR11

G5T-1A-12VDC

RY02

DU12D1-1P

RY03

1N4148M

D17

1N4148M

D16

1N4148M

D11

1N4148M

D12

D13

R104

1N4148M

D14

R101

51K

+5V

R04

4.7K

100nF C05

D15

1N4148M

D103

1N4007

D102

390M PTC1

C103

1nF

R18

IC101

LNK564P

+5V

22nF C09

47K

1mH L101

R106

2
PDO

RESET

TEST

VAref

VDD

VSS

X-IN

X-OUT

TPM87PH47U IC01

+5V

R15

CN03

SMW250-05V_WHT

R01

10K

PC817 PC101

+5V

+12V

ST1

BCK-1605_EE1616

R06

1nF

C15

1nF

C13

1nF

C11

1N4148M

D18

47K R11

47K R08

R07

47K

47K R10

R09

47K

DU12D1-1P

KRC246M

TR04

RY04

MM4148 D09

G5T-1A-12VDC

TR09

KRC246M

RY08

RY06

G5T-1A-12VDC

D08

MM4148

C107

470uF

C108

47uF

2K R03

4.7uF C102

1uF C105

+12V

1N4007 D106

C104

100nF

510K R105

R107

KRC246M

TR06

G5T-1A-12VDC

RY09

SMW250-03AV_RED

CN01

RY07

+12V

G5T-1A-12VDC

RY05

G5T-1A-12VDC

KRC246M

TR07

TR14

KRC246M

C07

100nF C04

20pF

C08

TR05

KRC246M

TR08

390M

KRC246M

PTC2

KRC246M

TR01

RY01

G5T-1A-12VDC

+5V

100nF

C06

4.7K

R13

R12

4.7K

MM4148

D04

MM4148

D07

D06

MM4148

D05

D02

D01

MM4148

10uF C01

OR01

4.7K

CN02

D10

SMW250-09AV_RED

RY-BRIGHT

RY-VENT-L

RY-POWER-L

1T4

RY-POW-CON

RY-BRIGHT

RY-NIGHT

RY-VENT-H

RY-VENT-M

TCO

INT

TCO

LIVE

NEUTRAL

RY-V

RY-INRUSH

RY-POW-CON

RY-POWER-H

RY-MAIN

RY-NIGHT

RY-VENT-M

RY-VENT-H

NC2

NC3

NC4

INT

LED-S1

LED-D3

LED-D2

LED-D1

LED-D4

LED-D5

KEY-OUT

KEYIN_1

LED-S2

LED-S3

LED-S4

LED-S5

LED-S6

LED-S7

LED-S8

KEYIN_2

KEYIN_3

KEYIN_4

KEYIN_5

RY-POWER-L

RY-VENT-L

DOOR

RY-MAIN

RY-INRUSH

RY-POWER-H

SOURCE

LIVE

RESET

DOOR

RESET

NC1

LED-S5

LED-S6

LED-S7

LED-S8

KEY-OUT

SOURCE

LIVE

NEUTRAL

RY-V

LED-D1

LED-D3

LED-D2

LED-D4

LED-S1

LED-S2

LED-S3

LED-S4

LED-S5

LED-S6

LED-S7

LED-S8

LED-D5

KEYIN_1

KEYIN_2

KEYIN_3

KEYIN_4

KEYIN_5

LED-S2

LED-S3

LED-S4

Содержание SMH9151S

Страница 1: ...2 Product Specification 3 Disassembly and Reassembly 4 Troubleshooting 5 Exploded Views and Part List 6 PCB Diagrams 7 Wiring Diagrams 8 Schematic Diagrams BASIC SMH9151S MODEL SMH9151BE MODEL CODE S...

Страница 2: ...6 Removal of stirrer 14 3 7 Replacement of Control Circuit Board 15 3 8 Replacement of Cooktop lamp 16 3 9 Replacement of Oven Light 17 4 Troubleshooting 18 4 1 Parts checking method 18 4 2 Error Code...

Страница 3: ...3 1 Precaution...

Страница 4: ...k Monitor Switch Replace all of the following at the same time Primary door sensing switch and power relay as well as the Interlock Monitor Switch The correct adjustment of these switches is described...

Страница 5: ...ined 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 Capa...

Страница 6: ...llow quick one touch cooking and reheating Venting System Two speed 300CFM venting system Quickly removes smokr and steam from cook top 2 2 Accessory Item Description Code No Q ty TRAY COOKING DE63 00...

Страница 7: ...ty Lock Yes Yes Clock System Option 12 hrs 24 hrs 12 hrs 12 hrs Demonstration Mode No No Numeric Pads 0 9 0 9 Turntable Distribution Stirrer Turntable Stirrer Turntable Turntable On Off No No End Sign...

Страница 8: ...PEOPLE REQUIRED Oven is hooked on metal tabs at bottom of wall mounting plate and to cabinet by 3 top cabinet bolts 3 1 Replacement of High Voltage Transformer Parts Explaination Photo Explaination G...

Страница 9: ...Replacement of High Voltage Transformer Parts Explaination Photo Explaination High voltage capacitor 4 Discharge the High voltage capacitor 5 Disconnect all the leads Base Bottom 6 Remove Base bottom...

Страница 10: ...agnetron 2 Remove nuts 4 securing the magnetron to the wave guide 3 Take out the magnetron very carefully NOTE1 When removing the magnetron make sure that it antenna does not hit any adjacentparts or...

Страница 11: ...the gap between Door A and Door C to remove Door C Be careful when handling Door C because it is fragile Then remove the door assembly Removal of Door C 2 Insert flat screwdriver into the gap between...

Страница 12: ...r A Removal of Door E 5 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 Insertion depth of the thin metal plat...

Страница 13: ...ch and power relay 4 When the above four switches operate properly check if any other part such as the control circuit board blower motor or high voltage transformer is defective 3 5 Replacement of Dr...

Страница 14: ...tor driver and located on the upper side of the cavity The oven uses a top feed wave guide The stirrer is located in the wave guide and the motor is located on the wave guide 1 Disconnect power and op...

Страница 15: ...screw securing the control box assembly 4 Disconnect the connectors from the control circuit board Removal of P C B Assembly 1 Pull the lever end of the plastic fastener and remove the Flexible Printe...

Страница 16: ...avoid injury from the heat of the bulb Parts Explaination Photo Explaination Cooktop Lamp 1 Unplug the oven or turn off the power at the main power 2 Remove the bulb cover and mounting screws 3 Replac...

Страница 17: ...Reassembly 3 9 Replacement of Oven Light Parts Explaination Photo Explaination Oven Light 1 Remove the Grille 2 Remove the COVER LAMP by push the hook and put up the lever 3 Replace the bulb with a 40...

Страница 18: ...eshooting 4 1 Parts checking method Parts Photo Good No Good Fuse 0 1 1 100 M exceed T C O 0 1 1 100 M exceed H V Trans 1 9 100 M exceed Convection 100 990 100 M exceed Fan Motor 10 99 100 M exceed Gr...

Страница 19: ...ge E 11 Open Check Sensor part connection of sensor housing and PCB s connector E 12 Short E 13 T1 Max Time Error E 14 Dry Up No Load Insert food and restart Temp Sensor Error Code Temp Sensor Error C...

Страница 20: ...ing Error 3minutes Remove moisture from sensor and restart E 46 Primary Open Error 3minutes Check Sensor E 47 The door opens during cooking Cancel the present mode and restart from the begining Humidi...

Страница 21: ...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 a...

Страница 22: ...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 YE...

Страница 23: ...on 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 t...

Страница 24: ...gain 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 a...

Страница 25: ...the 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 slant...

Страница 26: ...or S W and PCB and 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 wor...

Страница 27: ...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...

Страница 28: ...OM Open Short YES NO NO EEPROM S W YES YES YES NO EEPROM Error E 51 E 53 or E 54 Has the EEPROM been inserted Is the EEPROM terminal opened or is there a short circuit EEPROM Defect Replace the EEPROM...

Страница 29: ...urred Repair the 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 rotat...

Страница 30: ...eating Error E 08 E 23 E 26 Is the heater temperature very low Is the temperature sensor connected properly Is the resistance between the heater terminals more then a few M Check the heater related dr...

Страница 31: ...el key to cancel 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 Conv...

Страница 32: ...oven internal temperature reached over 350 degrees Is the temperature sensor connectivity normal Is the Heater connectivity normal An E 09 error occurred An E 24 E 0A error occurred Reconnect the temp...

Страница 33: ...eration again and check 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 Conn...

Страница 34: ...y Is the 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 swi...

Страница 35: ...uit 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...

Страница 36: ...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...

Страница 37: ...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 4 19 If food is not heated ev...

Страница 38: ...P014 M015 M060 P090 P087 P088 P091 P089 U012 U005 U008 U003 U007 M036 U001 C081 M087 T037 T036 P001 M034 M051 M049 B006 B002 B001 B001 B013 B018 P122 M045 M155 P123 M131 M038 M017 M111 P109 M023 H018...

Страница 39: ...910nF 2100V BK 54x35x75mm 20mm 1 SA M040 DE61 00115A BRACKET HVC SMH7175 SECC T0 6 1 SA M041 DE91 70063D ASSY HVD HV03 12 MWO GE RED 1 SA M042 DE59 00002A DIODE H V 2CL4512H 450mA 13KV MWO ALL 1 SA M...

Страница 40: ...STAT PW 2N 8XV 125V15A V 120 0 23 1 SA P123 DE47 20034A THERMOSTAT 40 70 M5 1 SA P426 DE63 00549A COVER FRONT MODULAR3 SECC T0 5 1 SA T001 DE63 00536A TRAY COOKING MODULAR3 GLASS T5 0 C 1 SA T017 DE92...

Страница 41: ...0337A DOOR C MO1650WA PP T2 0 BLK 1 SA D007 DE61 00048A SPRING KEY BLUING HSWR PI1 95 D8 75 L43 1 SA D011 DE64 01308A DOOR KEY MODULAR 2 POM BLK 1 SA D020 DE94 01814A ASSY HANDLE SMH8165BG XAA BLK ARC...

Страница 42: ...4 00304H SWITCH MEMBRANE SMU9151B XAA PC 120V 6 1 SA ASSY CTRL PANEL C005 DE64 01950E CONTROL PANEL SMH9151B XAA PC BLACK 1 SA C009 DE64 00766A WINDOW DISPLAY SMH7175 SAN T2 0 SMOG 1 SA ASSY CTRL PANE...

Страница 43: ...CREW WASHER M5 L12 2S 6 SA HVT MGT 1 1 DE60 10067A SCREW TAP TH FEFZB 2 SLOT TH M4 L8 8 SA BASE BOTTOM P OUTER SIDE 1 1 DE60 10082I SCREW A 2S 4X10 FEFZY 18 SA C BACK B PLATE C BACK M PLATE C BACK P O...

Страница 44: ...w Power 5 RY05 Bright Relay Turn on High Light 6 RY06 Vent High Relay Turn on High Ventilation 7 RY07 Vent Low Relay Turn on Low Ventilation 8 RY08 Vent Mid Relay Turn on Mid Ventilation 9 RY09 Night...

Страница 45: ...T5 14 ENCODER COMMON ENCODER S W MODEL CN02 1 MAIN RELAY 2 NO PIN 3 BRIGHT NIGHT RELAY 4 NO PIN 5 VENT LOW RELAY 6 NO PIN 7 VENT HIGH RELAY 8 NO PIN 9 VENT MID RELAY CN03 1 DOOR SWITCH1 RY_12V 2 GND 3...

Страница 46: ...46 7 Wiring Diagrams 7 Wiring Diagrams 7 1 Wiring Diagrams This Document can not be used without Samsung s authorization...

Страница 47: ...47 7 Wiring Diagrams 7 1 Wiring Diagrams This Document can not be used without Samsung s authorization...

Страница 48: ...21 25 2 PDO RESET 14 TEST 13 VAref 18 VDD 40 VSS 17 X IN 15 X OUT 16 23 4 19 43 42 41 39 38 37 36 35 10 11 12 33 20 3 5 6 7 8 9 28 29 27 31 22 34 24 32 30 26 TPM87PH47U IC01 44 1 1 4 5 5V 2K R15 CN03...

Страница 49: ...portal 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 co...

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