Samsung DMR57 Series Service Manual Download Page 88

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6-3

6. PCB Diagram

6-3.Old PBA - Detailed Specifications and Descriptions for Connectors and Relay Terminals (MAIN PBA)

CN1

ሪ

1. PBA Power (120V, AC1)
2. NC
3. PBA Power (120V, AC2)

CN5

ሪ

1. NC

CN7

ሪ

1. Power Relay Driver
2. Heater Relay Driver
3. Half Load Sensor
4. Turbidity Receiver

5. Turbidity Transmitter

6. DC GND
7. DC 5V
8. Rinse Aid Sensor
9. DC 12V

CN14 (Connect, AC2)

ሪ

1. Circulation Motor
2. Fan Motor
3. NC
4. Distributor Motor

(only DMR77)

5. Dispensor

6. NC
7. Inlet Valve
8. Drain Pump
9. NC
10. NC

CN8

ሪ

1. Low Water Level Sensor
2. NC
3. Overflow Sensor
4. NC
5. Water Counter
6. Leakage Sensor
7. NC
8. Thermistor

9. Door Checker Driver

10. Door Checker Receiver

CN13 (Display-LED Driving)

ሪ

1. DIGIT1
2. DIGIT2
3. DIGIT3

4. DIGIT4
5. DIGIT5
6. DIGIT6
7. DIGIT7 (only DMR77)

CN12 (Micom Writer)

ሪ

1. ISP_TEST
2. DC GND
3. DC 5V

4. RESET
5. ISP Transmitter
6. ISP Receiver

CN11 (only DMR77)

ሪ

(Display-LED Driving)

1. DIGIT1
2. DIGIT2
3. DIGIT3

4. DIGIT4
5. DIGIT5

CN10

ሪ

1. KEY1
2. KEY2
3. KEY3
4. KEY4
5. NC
6. KEY_Signal_1
7. KEY_Signal_2
8. LED_Signal_1
9. LED_Signal_2
10. DC 5V
11. DC GND

CN9 (only DMR77)

ሪ

1. KEY6
2. KEY7
3. NC
4. KEY_Signal_1
5. KEY_Signal_2
6. NC
7. NC
8. NC
9. NC
10. NC
11. DC 5V
12. DC GND

CN4 (only DMR77), CN6

ሪ

(LED_Common)

1. SEG1
2. SEG2
3. SEG3
4. SEG4
5. SEG5
6. SEG6
7. SEG7
8. SEG8 (only DMR77)

CN2 (LED_Common)

ሪ

1. SEG1
2. SEG2
3. SEG3
4. NC
5. NC
6. NC

CN3: NC

ሪ

Summary of Contents for DMR57 Series

Page 1: ...es and Specifications 2 Disassembly and 3 Reassembly Troubleshooting 4 Exploded Views and 5 Parts List PCB Diagram 6 Wiring Diagram 7 Schematic Diagram 8 Reference 9 Model Code DMR78AHS XAA DMR78AHS XAC DMR78AHB XAA DMR78AHB XAC DMR78AHW XAA DMR78AHW XAC DMR77LHS XAA DMR77LHS XAC DMR77LHB XAA DMR77LHB XAC DMR77LHW XAA DMR77LHW XAC DMR57LFS XAA DMR57LFS XAC DMR57LFB XAA DMR57LFB XAC DMR57LFW XAA DM...

Page 2: ...DMR78 5 8 5 5 ASSY SUMP DMR77 DMR78 5 10 5 6 ASSY CASE DMR77 DMR78 5 12 5 7 MAIN DMR57 5 14 5 8 ASSY DOOR DMR57 5 16 5 9 ASSY TUB DMR57 5 18 5 10 ASSY BASE DMR57 5 20 5 11 ASSY SUMP DMR57 5 22 5 12 ASSY CASE DMR57 5 24 6 PCB Diagram 6 1 6 1 Old PBA Main PCB 6 1 6 2 New PBA Main PCB 6 2 6 3 Old PBA Detailed Specifications and Descriptions for Connectors and Relay Terminals MAIN PBA 6 3 6 4 New PBA ...

Page 3: ...RONT DMR57 6 9 7 Wiring Diagram 7 1 7 1 Old Wiring Diagram DMR77 78 7 1 7 2 Old Wiring Diagram DMR57 7 2 7 3 New PBA Wiring Diagram DMR78 DMR77 DMR57 7 3 8 Schematic Diagram 8 1 8 1 MAIN CONTROL DMR78 DMR77 DMR57 8 1 8 3 TOUCH KEY 7KEY DMR77 DMR78 8 2 8 4 TOUCH KEY 3KEY DMR77 DMR78 8 3 8 5 TOUCH KEY 7KEY DMR57 8 4 9 Reference 9 1 9 1 Model Number Naming Rules 9 1 9 2 Terminology 9 2 ...

Page 4: ...The issues of changing Date Contents 2008 12 01 Add the Model DMR78 ሪ ሪ Change the Service inspection mode entry method Page 4 1 Add the Assy install kit for SVC parts Page 2 5 ሪ ሪ ...

Page 5: ...nnect the circuit ࣃ ࣃ breaker or power cable before servicing Failing to do so may result in a risk of electric shock Do not allow consumers to connect several appliances to a single power outlet at the ࣃ ࣃ same time There is a risk of fire due to overheating When removing the power cord make sure to hold the power plug when pulling the plug ࣃ ࣃ from the outlet Failing to do so may damage the plug...

Page 6: ...t inserted into the bracket heater it touches the tub and causes noise and electric leakage After Servicing Check for any water leakage ࣃ ࣃ Perform a test run for the dishwasher using the standard normal cycle and check whether there is any water leakage through the floor section or the pipes Do not allow consumers to repair or service any part of the dishwasher themselves ࣃ ࣃ This may result in p...

Page 7: ...ss a control button using a sharp tool or object ࣃ ࣃ This may result in electric shock or damage to the product During Servicing When wiring a harness make sure to seal it completely so no liquid can enter ࣃ ࣃ Make sure that they do not break when force is exerted Check if there is any residue that shows that liquid entered the electric parts or ࣃ ࣃ harnesses If any liquid has entered into a part ...

Page 8: ...e from the power outlet and measure the insulation resistance between the power wires and the grounding wire of the dishwasher The value must be greater than 10MΩ when measured with a 500V DC Megger Check whether the product is level with the floor Check if there are any deformations in ࣃ ࣃ the sink Check that the dishwasher is firmly installed to the sink Vibrations can shorten the lifetime of th...

Page 9: ...el for more ሪ ሪ simple operation with a touch of elegance Increased convenience The smart auto cycle determines the level of soil on the ሪ ሪ dishes and initiates the optimal cycle using this feature saving water energy and time DMR77 and DMR78 only Extremely quiet operation Efficient noise control technology is used for the quietest ሪ ሪ possible operation Your new Samsung dishwasher will be quiete...

Page 10: ...20V Used water pressure 20 120 psi 140 830 kPa Wash type Rotating nozzle spray Dry type Condensed dry system Power usage Main Motor 165W Heater 1100W Standard amount of used water 3 9 7 7 gallon 14 8 29ℓ Normal Cycle Size W D H 23 x 24 x 33 inch 605 x 622 x 860 mm Above images might differ in the dishwasher models Drain hose Air brake Base Dispenser Door Lower nozzle Vapor vent cover Control panel...

Page 11: ...7LHB DMR 77LHW DMR 57LFS DMR 57LFB DMR 57LFW DMR78AHS Photo Design Specifications Panel Control Black Black Black Silver Black White Black Frame Front STS Black White STS Black White STS Handle Aluminum Black White X X X STS Cover Handle X X X Cr Black Cr X Cover Front L Silver Black White Silver Black White Silver Functional Specifications ...

Page 12: ...tional Specifications Soil Detection Sensors O O O O O O O Basket Height Adjustment One touch One touch One touch 2 stage 2 stage 2 stage One touch Half Load O O O X X X O Child Lock O O O O O O O Smart Auto O O O X X X O Sanitize O O O O O O O Leakage Sensor O O O O O O O Fan Motor O O O O O O O Delay start O O O O O O O Quick cycle O O O X X X O ...

Page 13: ...g Bracket install Screw DD94 01002A 2 2 Screw for side mounting DD81 01266A 2 User Manual DD68 00036A DMR78 DD68 00018A DMR77 DD68 00026A DMR57 1 Installation Guide DD68 00027A 1 Elbow 1 Sold separately Water Supply Line Flexible STS supply line is recommend 1 Air Gap 1 Rubber Connector 1 Hose Clamp 1 Strain Relief 1 2 5 2 Features and Specifications ...

Page 14: ...2 6 2 Features and Specifications Memo ...

Page 15: ...mon tools for servicing Screwdriver Philips flat Torx T20 Preparation for parts replacement 1 Take out the residual water inside the product Drain the water by operating the drain pump 2 Close the water supply valve 3 Turn off the power disconnect power cable You must turn off the circuit breaker connected to the product 4 Pull out the unit from the sink and lay it on the floor Be careful of the d...

Page 16: ...ck so that you can see the base Remove the two 2 screws that hold the base and the shutter in place 2 Remove the leakage sensor connector white inside the shutter 3 Disconnect the wire terminal blue connected to the thermistor 4 Check the location of the thermistor and remove the two 2 screws that hold the thermistor to the case sump ...

Page 17: ...e hooks clamping the bracket duct M Pull them out while rotating them to the left 4 Remove the cover heater from the sump assy You will need a flat screwdriver for the removal To remove a hook from the cover heater insert the end of the screwdriver into the gap between cover heater and cover sump and push the handle of screwdriver and the hook Remove remain four 4 hooks using same way 5 Place the ...

Page 18: ...e wire 8 Remove the two 2 holder heaters which are connected to the heater by rotating them counterclockwise 9 Place the dishwasher the right way up again Open the door and hold and remove the heater Caution The heater may be very hot Make sure to check it before touching the heater Caution Make sure to check whether any water is left Remove any remaining water to prevent water leakages while serv...

Page 19: ... two 2 screws that hold the base and the shutter in place 2 Remove the leakage sensor connector white in the shutter 3 Disconnect the two 2 drain pump connectors 4 Remove the drain pump by rotating it counterclockwise When removing the drain pump lift up the hook holding it in place slightly and then rotate it so that the hook is not damaged ...

Page 20: ...Use your hand to hold the lower nozzle and remove it Place the removed lower nozzle in a safe location along with the baskets 3 Hold the nozzle duct and rotate and remove it To remove it smoothly remove the hooks clamping the bracket duc t U using a flat screwdriver and remove the hooks clamping the bracket duct M Pull them out while rotating them to the left 4 Remove the sump assy Remove the ten ...

Page 21: ... Remove the screw 1 that is holding the circulation motor to the shaft Use your hand to hold the impeller circulation and turn the screw Caution Turn the screw clockwise to remove it 7 Remove the valve distributor Remove the seal distributor Caution Make sure to check whether any water is left Remove any remaining water to prevent water leakages while servicing 8 Remove the case scroll Check if th...

Page 22: ...he base Remove the two 2 screws that hold the base and the shutter in place 11 Remove the leakage sensor connector white inside the shutter 12 Remove the circulation motor connector white 13 Remove the five 5 screws holding the circulation motor and the sump in place 14 Hold and pull the circulation motor to remove it from the sump ...

Page 23: ... the shutter in place 2 Remove the leakage sensor connector white inside the shutter 3 Remove the two 2 distributor motor connectors 4 Remove the two 2 screws that hold the distributor motor in place You can remove one of the two screws through the hole in the base Pull the distributor motor out Caution Be careful removing because it is combine with rubber seal and distributor valve ...

Page 24: ...he dishwasher on its back so that you can see the base Remove the two 2 screws that hold the base and the shutter in place 2 Remove the leakage sensor connector white inside the shutter 3 Remove the leakage sensor from the shutter by unfastening the two 2 screws holding it in place ...

Page 25: ...hem make sure to hold the tub front with your hand while you are working as the tub may close and harm you Caution Do not place the removed screws on the tub front They may fall into the sump assy 2 Remove the fan motor connector 3 Now remove the frame front and the panel control assy Place it on the floor and perform the following Remove the panel control from the frame front You can remove the p...

Page 26: ...al guide LED and the display LED Caution When reassemble the display LED ensure to place the seal guide LED on original location 6 Remove the four 4 screws holding the PCB assy and panel control in place 7 Remove all the connectors connected to the PCB assy 8 Remove the two 2 screws holding the display LED F and the panel control in place Remove the two 2 display LED F connectors Now remove the se...

Page 27: ...se and harm you Caution Do not place the removed screws on the tub front They may fall into the sump assy 2 Remove the fan motor connector 3 Now remove the frame front and the panel control assy Place it on the floor and perform the following Remove the panel control from the frame front You can remove the panel control by holding and pulling it And you can remove and replace the door lock switch ...

Page 28: ...and Reassembly Part Photo Description Panel Control DMR57 series 5 Remove the four 4 screws holding the PCB assy and panel control in place Remove all the connectors connected to the PCB assy 6 You can remove the PCB assy ...

Page 29: ...e working as the tub may close and harm you Caution Do not place the removed screws on the tub front They may fall into the sump assy 2 Remove the fan motor connector 3 Remove the four 4 connectors on both sides of the Dispenser Caution The connectors are of the locking type and are hard to remove Be careful not to break them when removing them 4 Remove the six 6 screws holding the tub front and t...

Page 30: ...rews place a cushioned mat on the floor to prevent the handle and frame front from being scratched After removing them make sure to hold the tub front with your hand while you are working as the tub may close and harm you Caution Do not place the removed screws on the tub front They may fall into the sump assy 2 Remove the fan motor connector 3 Remove the single 1 screw holding the bracket cover f...

Page 31: ...duct condenser assy together which are located at the front of the tub front Caution Be careful while removing them as the duct condenser assy is touching the bracket door link and the cushion duct L R 7 Remove the fan motor from the case vent assy It is connected with two 2 screws and the fan vent is inserted into the shaft of the fan motor Remove the screws first and carefully pull out the fan m...

Page 32: ... the bracket hose drain Hold the drain hose using both hands and move it up and pull it out 4 Use your hand to hold the case brake and rotate the cover brake Use a jig to remove by rotating the cover brake If you have no jig you can use a pair of long nose pliers It can be separated into a gasket brake cover brake and case brake 5 Remove the case sensor assy from the case brake assy Be careful to ...

Page 33: ...sor assy into the case sensor and the cover sensor assy Be careful to avoid breaking them because they are connected with a hook 7 Remove the pole sensor from the cover sensor assy 8 Remove the micro switch which is fixed by a hook of the cover sensor assy Disconnect the micro switch connector ...

Page 34: ...er Remove the bracket front lower after the guide wire s 4 hooks release If the legs are in the way removing the screws unfasten it a little in the clockwise direction and remove the screws 4 Remove the two 2 screws and ground wire screw from the inlet valve 5 Hold and lift up the inlet valve and release flow meter s clasp on the bottom of the base When release flow meter s clasp push up using too...

Page 35: ... and Reassembly Part Photo Description Inlet Valve Flow Meter 7 First case sensor and inlet valve should be removed then you can remove Flow meter 8 Pull the flow meter out of it s hook And then separate both hose clamps ...

Page 36: ...k the Fuse Relay 3 Pull out Fuse case that be fixed on hook of Base 4 Open the Fuse case Check the fuse It can replacement 5 Separate the terminal of Relay Unscrew the screws of relay using short body screwdriver Caution If reassemble the terminal of Relay after check or replacement you must be careful Don t confuse Reassembly is in the reverse order of the removal ...

Page 37: ...e fastened correctly Check whether they are fastened with the specified torque 5 Remove foreign material Check whether any foreign material such as soil wire scraps and screws are in the dishwasher Check whether any foreign material is entering through the sump into the disposer 6 Check for water leakage Check whether there is water leakage from the hose connector door case sump drain motor circul...

Page 38: ...3 24 3 Disassembly and Reassembly Memo ...

Page 39: ...4 Troubleshooting 4 1 4 Troubleshooting 4 1 Changed Components MDS DMR7 00 MDS DMR5 00 DD07 00008A 8B DD07 00009A 9B DD92 00008A DE92 02130B Old PBA New PBA DMR77 78 DMR57 Old PBA New PBA ...

Page 40: ...y Start key to start or stop the heater and the circulation Motor 2 If a low water level is sensed water is supplied again and the operation continues 3 The current temperature is shown on the display 4 If the water temperature is more than 70ºC the Heater does not operate t4 Fan Motor The Fan Motor does not operate Press the Delay Start key to start or stop the Fan Motor t5 Drain Pump Low Level S...

Page 41: ...Inlet Valve is operating normally Check the operation of the Inlet Valve Normal 120V Check the Inlet Valve Relay Check the voltage between the white wire of the Main PBA CN1 connector and the brown wire of the CN14 Normal 120V while operating NEW PBA 6 1 Check whether the Inlet Valve is operating normally Check the operation of the Inlet Valve Normal 120V Check the Inlet Valve Relay Check the volt...

Page 42: ...Drain Pump connector Reconnect the Drain Pump connector 4 Check whether the Drain Pump coil is conductive Remove the connector before measuring Normal Approx 25Ω Faulty Replace the Drain Pump 5 Check the operation of the Drain Pump Relay Check the operating voltage between the white wire of the Main PBA CN1 connector and the amber wire of the CN14 connector Normal 120V while operating New PBA 5 1 ...

Page 43: ...fter water is supplied 0 5V Micro Switch On Check only the Micro Switch Remove the connectors before checking Lift the lever Short Lower the lever Open Faulty Replace the Low Level Sensor Remove foreign material from the floater Normal Replace the Main PBA assy Button error bE2 Check whether there is condensation on the Main PBA connectors CN9 and CN10 for DMR77 model CN10 for DMR57 model Normal N...

Page 44: ...tage between the red wire of the Heater Relay on the base and the yellow and amber wires of the Power Relay Normal 120V while operating Reconnect the Heater Relay connectors Heater Relay red wire connector Power Relay yellow amber wire connector 4 Check the driving signals for the Heater Relay Measure the voltage between pin 6 amber of the Main PBA CN7 connector and pin 2 red of the CN7 connector ...

Page 45: ...ve Remove the connectors before measuring Normal Approx 2 6 kΩ Faulty Replace the Distributor Motor 3 Check whether half load is operating normally Check the half load operation Normal 120V Check the the operation of Distributor Motor Relay Check the operating voltage between the white wire of the Main PBA CN1 connector and the violet wire of the CN14 connector Normal 120V while operating New PBA ...

Page 46: ...wire Micro switch On Short Micro switch Off Open Faulty Replace the Micro Switch for sensing positions Normal Replace the valve distributor and CAM switch Micro Switch Off open Micro Switch push On short Overflow error oE 1 Check the connections for the Overflow Sensor connector Reconnect the Overflow Sensor connector 2 Check whether the Inlet Valve operates normally Use t1 service inspection mode...

Page 47: ...ere is any trace of water leakage on the top of the Case Sensor Clean the Hose Sensor and the Case Sensor 5 Check whether an oE error is detected when the assy wire harness connector for Overflow Sensor is not connected Normal The oE error does not occur Faulty Replace the Main PBA assy Nomral Replace the Flow Meter ...

Page 48: ...mally Measure the voltage between both ends of the Thermistor Normal 0 2 to 4 5V Measure the resistance between both ends of the Thermistor Remove the connector before measuring See the Table right THERMISTOR TABLE Temp ºC Resistance kΩ 5 125 780 10 98 323 15 77 454 20 61 465 25 49 120 30 39 517 35 31 996 40 26 065 45 21 358 50 17 599 55 14 579 60 12 140 65 10 159 70 8 542 Faulty Replace the Therm...

Page 49: ...e right side of the base check whether the fuse is broken Replace the fuse 15A 4 Check the wires of the Main PBA power part Measure the voltage between the black wire and the white wire of CN1 Nomral AC 120V New PBA 4 1 Check the wires of the Main PBA power part Measure the voltage between the black wire and the white wire of CN101 Normal AC 120V Faulty Check and replace the wires of the power par...

Page 50: ...ormally Ex If the D1 a point operates abnormally check the connections between pin 1 of the 7 pin connector and pin 1 of the 6 pin connector See the figure on the right Faulty Replace the Display LED 2 2 Check the display LED the front display of DMR77 Check the number of the part that operates abnormally Check the LED on that abnormal part by inputting 5V to the S part through a 300Ω resistor and...

Page 51: ...ally Ex If the D1 a point operates abnormally check the connections between pin 1 of the 7 pin connector and pin 1 of the 6 pin connector See the figure on the right Faulty Replace the Display LED 1 2 3 4 5 6 7 8 D1 D2 D3 9 10 11 a b c d e f g 3 Check the DC voltage of the Main PBA See the Main PBA DC voltage error Key input part error None 1 Check Power Key on state Try to turn on the Power Key 2...

Page 52: ...een the white wire of the C1 connector and the sky wire of the CN14 connector Normal 120V while operating New PBA 3 1 Check the operation of the Fan Motor Relay Check the operating voltage between the white wire of the C101 connector and the sky wire of the CN201 connector Normal 120V while operating Faulty Replace the Main PBA assy 4 Check the operation of the dispenser If rinse aids are not disp...

Page 53: ...of the Dispenser Remove the connector before measuring Normal Approx 2 3 kΩ Faulty Replace the Dispenser 4 Check the operation of the Dispenser Relay Check the operating voltage between the white wire of the CN1 connector and the white wire of the CN14 connector Normal 120V while operating New PBA 4 1 Check the operation of the Dispenser Relay Check the operating voltage between the white wire of ...

Page 54: ...n Motor connector Reconnect the Circulation Motor connector 2 Check the connections for the Startup Condenser connector of the Circulation Motor Reconnect the Startup Condenser connector of the Circulation Motor 3 Check the resistance for the Circulation Motor coil Remove the connector before measuring Normal Approx 16 5 Ω Faulty Replace the Circulation Motor ...

Page 55: ...the operating voltage between the white wire of the CN101 connector and the red wire of the CN201 connector on the Main PBA Normal 120V while operating Faulty Replace the Main PBA assy Normal Replace the Circulation Motor 5 Check the operation of the half load See PE Error 6 Check whether there is foreign material in the water passages Remove foreign material from the water passages No washing Non...

Page 56: ... and the switch connected to the blue wire Normal OPEN when the door is open Normal SHORT when the door is closed Faulty Replace the Door Sensing Switch Normal Replace the Main PBA assy Main PBA DC voltage error None Check the DC voltage of the Main PBA Measure the voltage between pin 6 amber of the main PBA CN7 connector and pin 7 pink of the CN7 connector Normal 4 5V to 5 5V Measure the voltage ...

Page 57: ...Relay Caution Check the color of the wires of the Power Relay and the Heater Relay Normal 120V Reconnect the Power Relay Power Relay Terminal Yellow wire Amber wire Heater Relay Terminal Black wire Black wire 2 Check the door switch Check the white wire and the switch connected to the white wire When the door is open The Door Switch is OFF When the door is closed The Door Switch is ON The Power Re...

Page 58: ... amber and pin 1 black of the CN302 connector on the main PBA When the door is open or before the cycle starts Normal 9 5 to 13 V After the cycle has started by closing the door and pressing the Power key Normal 1 V Faulty Replace the main PBA assy 4 Check the operation of the Power Relay Start the cycle by pressing the Power Key Measure the operation voltage between the terminal black wire black ...

Page 59: ...4 Troubleshooting 4 21 Memo ...

Page 60: ... 2 ex DD96 01390A ASSY CONTROL Type 1 Enterprise wide parts ሪ ሪ Type 1 materials can be used for all Samsung Electronics products Most electrical parts belong to this type Type 2 Division wide parts DD Dishwasher ሪ ሪ Type 2 materials can be used for specific products Most instruments and tools belong to this type 2 Ass y Materials All ass y material codes start with DD9 An ass y material is create...

Page 61: ...5 2 5 Exploded Views and Parts List 5 1 MAIN DMR77 DMR78 F219 Z019 P143 DMR77 Z019 P143 DMR78 D049 0 1 1 0 ...

Page 62: ... R PJT 1 SNA P143 DD97 00110A ASSY BASE DM1477 R PJT 1 SNA F219 DD97 00103A ASSY DOOR DM1477 R PJT 1 SNA DMR77LHS D049 DD97 00139A ASSY DOOR DMR77LHB BLACK FRAME FRONT 1 SNA DMR77LHB D049 DD97 00140A ASSY DOOR DMR77LHW WHITE FRAME FRONT 1 SNA DMR77LHW D049 DD97 00103B ASSY DOOR DMR78 R2 PJT 1 SNA DMR78AHS D049 DD97 00103C ASSY DOOR DMR78AHB R2 PJT 1 SNA DMR78AHB D049 DD97 00103D ASSY DOOR DMR78AHW...

Page 63: ... 2 ASSY DOOR DMR77 DMR78 F219 D049 F196 D019 D019 F220 F197 F223 F197 F219 F093 F221 F211 F211 F199 F132 F198 C003 F200 F175 F083 F085 F140 G076 F136 F073 F074 F110 F111 F151 F060 M024 F100 F075 F131 F185 F109 F156 F184 F164 0 DMR78 DMR77 ...

Page 64: ...43 R PJT 1 SA DMR77LHS F223 DD61 00201B FRAME FRONT DMR77LHB EGI BLK T0 8 w601 L743 R PJT 1 SA DMR77LHB F223 DD61 00201C FRAME FRONT DMR77LHB EGI BLK T0 8 w601 L743 R PJT 1 SA DMR77LHW F223 DD61 00201D FRAME FRONT DMR78 STS430 0 8 601 743 R2 pjt 1 SA DMR78AHS F223 DD61 00201E FRAME FRONT DMR78AHB STS430 T0 8 W601 L743 R2 PJT 1 SA DMR78AHB F223 DD61 00201F FRAME FRONT DMR78AHW STS430 WHITE T0 8 W60...

Page 65: ...5 6 5 Exploded Views and Parts List 5 3 ASSY TUB DMR77 DMR78 Z019 D151 F218 F084 F120 F036 F035 F121 F089 F069 F159 F072 F124 F086 F179 F122 F108 F122 F179 ...

Page 66: ... 1 SA F035 DD61 00178A GUIDE TUB EDGE L DM1477 PP T20 G 1 SA D151 DD61 00175A HOLDER DOOR LOCK DM1477 AL R PJT 1 SA F086 DD69 00015A PACKING NOISE SIDE R DM1477 PVC 1 SA F124 DD69 00016A PACKING NOISE SIDE L DM1477 PVC 1 SA F072 DD69 00014A PACKING NOISE TOP DM1477 PVC B 1 SA F069 DD61 00174A RAIL BASKET DM1477 STS304 T0 8 R P 2 SA F108 DD67 00039A ROPE DOOR SPRING DM1477 POM POLYESTER S2 2 SA F08...

Page 67: ... and Parts List 5 4 ASSY BASE DMR77 DMR78 P144 F009 S0021 T024 F205 F162 F088 F167 F166 F096 F167 F059 C032 A033 F070 F037 F165 F157 F091 F103 F186 F055 F142 F204 P143 A005 F053 A004 F125 F052 M198 F087 F183 F082 F201 F130 ...

Page 68: ... DM1477 POM R P 1 SA F059 DD97 00137A ASSY HOSE DRAIN DM1477 R PJT VANE CHECK 1 SA F070 DD67 00045A HOSE INLET DM1477 EPDM BLK R PJT 1 SA F009 DD66 00034A LEVER FLOAT DM1477 PP T20 R P 1 SA F157 DD32 00004A SENSOR FLOW GSGTSD1 DM1477 5VDC 1 SA F142 DD61 00234A GUIDE WIRE DM1477 PP R PJT 1 SA T024 DD96 00043A ASSY WIRE HARNESS DM1477 DM1475 OVER FLO 1 SA F204 DD96 00038A ASSY M WIRE HARNESS DM1477 ...

Page 69: ...5 10 5 Exploded Views and Parts List 5 5 ASSY SUMP DMR77 DMR78 F063 F026 F011 F176 F210 F135 F208 F040 F206 F061 F207 F178 F180 A007 M117 A040 F137 S0021 M049 A009 F029 F205 F133 F025 F186 s ...

Page 70: ...IRCULATION 120V 60Hz 3450rpm 9 1 SA A040 DD61 00239A CASE SUMP DM1477 PP T20 R PJT 1 SA M049 DD31 00007A MOTOR SYNCHRONOUS GM 16 12L13 DM1477 1 SA F040 DD62 00055A SEAL RUBBER SCROLL DM1477 EPDM BLK 1 SA F207 DD62 00054A SEAL DISTRIBUTER DM1477 EPDM BLK R 1 SA F176 DD62 00052A SEAL FILTER MESH DM1477 EPDM BLK R 1 SA F137 DD32 00003A SENSOR TURBIDITY GSGTSD1 DM1477 120V 1 SA F178 DD62 00053A SEAL O...

Page 71: ...6 ASSY CASE DMR77 DMR78 F192 F191 F187 0 F194 F190 F193 F163 F041 F034 F033 F032 A026 M151 M095 A043 F008 F057 F042 F038 M096 F174 F126 F153 F006 F005 F189 F188 F188 F071 F071 F153 F195 F168 F170 F169 F172 F106 F172 F106 F127 F027 F127 F027 ...

Page 72: ...SA M095 DD47 00003A HEATER R PJT INCLOY800 1100W 0 75mA 1 SA M151 DD63 00071A COVER HEATER DM1477 STS304 T0 5 1 SA M096 DD61 00211A HOLDER HEATER DM1477 PA GF25 R 2 SA F174 DD61 00212A HOLDER SUMP DM1477 POM R PJT 3 SA F057 DD61 00228A HOLDER NOZZLE U DM1477 POM GRY R 1 SA F038 DD62 00068A SEAL DUCT NOZZLE DMR77LHS EPDM BLK T2 3 1 SA F042 DD63 00069A COVER DUCT NOZZLE DM1477 POM G 1 SA F071 DD61 0...

Page 73: ...5 14 5 Exploded Views and Parts List 5 7 MAIN DMR57 0 1 D049 Z019 P143 ...

Page 74: ... 5 7 0 DMR57LFS_XAA SET 1 5 7 1 DD97 00109A ASSY CASE DM1475 R PJT BETTER 1 SNA P143 DD97 00138A ASSY BASE DM1475 R PJT BETTER 1 SNA D049 DD97 00112A ASSY DOOR DM1475 R PJT BETTER 1 SNA DMR57LFS D049 DD97 00141A ASSY DOOR DMR57LFB BLACK FRAME FRONT 1 SNA DMR57LFB D049 DD97 00142A ASSY DOOR DMR57LFW WHITE FRAME FRONT 1 SNA DMR57LFW Z019 DD97 00113A ASSY TUB DM1477 R PJT 1 SNA ...

Page 75: ... Exploded Views and Parts List 5 8 ASSY DOOR DMR57 F131 D049 F132 C003 D014 F175 F083 F085 F140 F076 F136 F073 0 F074 F110 F111 F151 F060 M024 F100 F075 F109 F156 F184 F164 Y040 F177 F216 F181 F218 D026 F217 ...

Page 76: ...RONT DMR57LFW EGI WHT T0 8 W601 L640 R PJT 1 SA DMR57LFW F076 DD61 00207A GUIDE DOOR LINK DM1477 POM WHT R P 2 SA M024 DD31 00006A MOTOR VENTILATION DM1477 120V 30 1 SA D026 DD63 00088A COVER HANDLE DM1475 ABS Cr COAT R PJT BETTER 1 SA DMR57LFS D026 DD63 00088B COVER HANDLE DMR57LFB ABS BLK R PJT BETTER 1 SA DMR57LFB D026 DD63 00088A COVER HANDLE DM1475 ABS Cr COAT R PJT BETTER 1 SA DMR57LFW F175 ...

Page 77: ...5 18 5 Exploded Views and Parts List 5 9 ASSY TUB DMR57 Z019 D151 F218 F084 F120 F036 F035 F121 F089 F069 F159 F072 F124 F086 F179 F122 F108 F122 F179 ...

Page 78: ...1 SA F035 DD61 00178A GUIDE TUB EDGE L DM1477 PP T20 G 1 SA D151 DD61 00175A HOLDER DOOR LOCK DM1477 AL R PJT 1 SA F086 DD69 00015A PACKING NOISE SIDE R DM1477 PVC 1 SA F124 DD69 00016A PACKING NOISE SIDE L DM1477 PVC 1 SA F072 DD69 00014A PACKING NOISE TOP DM1477 PVC B 1 SA F069 DD61 00174A RAIL BASKET DM1477 STS304 T0 8 R P 2 SA F108 DD67 00039A ROPE DOOR SPRING DM1477 POM POLYESTER S2 2 SA F084...

Page 79: ...ews and Parts List 5 10 ASSY BASE DMR57 P144 F009 S0021 T024 F205 F162 F088 F167 F166 F096 F167 F059 C032 A033 F070 F037 F165 F157 F091 F103 F186 F055 F142 F204 P143 A005 F053 A004 F125 F052 M198 F087 F183 F082 F201 F130 ...

Page 80: ...ER HOSE DRAIN DM1477 POM R P 1 SA F059 DD97 00137A ASSY HOSE DRAIN DM1477 R PJT VANE CHECK 1 SA F070 DD67 00045A HOSE INLET DM1477 EPDM BLK R PJT 1 SA F009 DD66 00034A LEVER FLOAT DM1477 PP T20 R P 1 SA F125 DD69 00017A PACKING NOISE BASE DM1477 PVC 1 SA F157 DD32 00004A SENSOR FLOW GSGTSD1 DM1477 5VDC 1 SA F142 DD61 00234A GUIDE WIRE DM1477 PP R PJT 1 SA T024 DD96 00043A ASSY WIRE HARNESS DM1477 ...

Page 81: ...5 22 5 Exploded Views and Parts List 5 11 ASSY SUMP DMR57 F063 F011 F176 F013 F135 F186 F040 F102 F061 F178 F180 A007 M117 A040 F137 A009 F080 F025 F133 F026 ...

Page 82: ...1 SA A009 DD31 00004A PUMP CIRCULATION 120V 60Hz 3450rpm 9 1 SA A040 DD61 00239B CASE SUMP DM1475 PP T20 R PJT B 1 SA F040 DD62 00055A SEAL RUBBER SCROLL DM1477 EPDM BLK 1 SA F176 DD62 00052A SEAL FILTER MESH DM1477 EPDM BLK R 1 SA F137 DD32 00003A SENSOR TURBIDITY GSGTSD1 DM1477 120V 1 SA F178 DD62 00053A SEAL OIL DM1477 NBR BLK R PJT 1 SA F180 DD66 00019A VANE CHECK DRAIN DM1477 EPDM BLK R P 1 S...

Page 83: ...st 5 12 ASSY CASE DMR57 F161 0 F160 F163 F041 F034 F033 F032 A026 M151 M095 A043 F088 F057 F042 F038 M096 F174 F126 F153 F006 F005 F077 F077 F071 F071 F153 F168 F170 F169 F172 F106 A041 F172 F106 F107 F172 F107 F172 F127 F027 F127 F027 ...

Page 84: ...COVER HEATER DM1477 STS304 T0 5 1 SA M096 DD61 00211A HOLDER HEATER DM1477 PA GF25 R 2 SA F174 DD61 00212A HOLDER SUMP DM1477 POM R PJT 3 SA F057 DD61 00228A HOLDER NOZZLE U DM1477 POM GRY R 1 SA F038 DD62 00068A SEAL DUCT NOZZLE DMR77LHS EPDM BLK T2 3 1 SA F042 DD63 00069A COVER DUCT NOZZLE DM1477 POM G 1 SA F071 DD61 00216A HOLDER TINE DM1477 POM BLU R PJT 2 SA F153 DD61 00217A HOLDER TINE S DM1...

Page 85: ...5 26 5 Exploded Views and Parts List ...

Page 86: ...n Motor Driving Relay 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Location Description 8 Drain Pump Driving Relay 9 NC 10 Inlet Valve Driving Relay 11 NC 12 Dispensor Driving Relay 13 Distributor Motor Driving Relay only DMR77 14 Fan Motor Driving Relay 15 Display LED Driving Connector 16 Micom Writer Connector Location Description 17 Display LED Driving Connector only DMR77 18 Tou...

Page 87: ... Relay 6 Drain Pump Driving Relay Location Description 7 Inlet Valve Driving Relay 8 Circulation Wash Motor Driving Relay 9 Vent Motor Driving Relay 10 Electric Driving connector 11 Micom Writer Connector 12 Display LED Driving Connector Location Description 13 Display LED Driving Connector only DMR77 DMR78 14 Touch Key LED Driving 5V DC GND only DMR77 DMR78 15 Touch Key LED Driving 5V DC GND 16 D...

Page 88: ...r 6 Leakage Sensor 7 NC 8 Thermistor 9 Door Checker Driver 10 Door Checker Receiver CN13 Display LED Driving ሪ ሪ 1 DIGIT1 2 DIGIT2 3 DIGIT3 4 DIGIT4 5 DIGIT5 6 DIGIT6 7 DIGIT7 only DMR77 CN12 Micom Writer ሪ ሪ 1 ISP_TEST 2 DC GND 3 DC 5V 4 RESET 5 ISP Transmitter 6 ISP Receiver CN11 only DMR77 ሪ ሪ Display LED Driving 1 DIGIT1 2 DIGIT2 3 DIGIT3 4 DIGIT4 5 DIGIT5 CN10 ሪ ሪ 1 KEY1 2 KEY2 3 KEY3 4 KEY4 ...

Page 89: ...T3 4 DIGIT4 5 DIGIT5 CN803 ሪ ሪ 1 KEY1 2 KEY2 3 KEY3 4 KEY4 5 NC 6 KEY_Signal_1 7 KEY_Signal_2 8 LED_Signal_1 9 LED_Signal_2 10 DC 5V 11 DC GND CN501 CN502 DMR77 78 Only ሪ ሪ LED_Common 1 SEG1 2 SEG2 3 SEG3 4 SEG4 5 SEG5 6 SEG6 7 SEG7 8 SEG8 CN802 LED_Common ሪ ሪ 1 SEG1 2 SEG2 3 SEG3 4 NC 5 NC 6 NC CN101 ሪ ሪ 3 PBA Power 120V Black Wire 2 NC 1 PBA Power 120V White Wire CN302 ሪ ሪ 1 Power Relay Driver 2...

Page 90: ...s for Connectors TOUCH 7KEY DMR77 DMR78 PIN DESCRIPTIONS ሪ ሪ 1 DC 5V 2 DC GND 3 SEG1 4 SEG2 5 SEG3 6 NC PIN DESCRIPTIONS ሪ ሪ 1 KEY1 2 KEY2 3 KEY3 4 KEY4 5 KEY_Signal_1 6 KEY_Signal_2 7 LED_Signal_1 8 LED_Signal_2 Power Smart Auto Quick Rinse Delicate Heavy Normal ...

Page 91: ...ns for Connectors TOUCH 7KEY DMR57 PIN DESCRIPTIONS ሪ ሪ 1 KEY1 5 KEY_Signal_1 2 KEY2 6 KEY_Signal_2 3 KEY3 7 LED_Signal_1 4 KEY4 8 LED_Signal_2 Power Rinse Delicate Heavy Normal Sanitize Delay Start PIN DESCRIPTIONS ሪ ሪ 1 DC 5V 4 SEG2 2 DC GND 5 SEG3 3 SEG1 6 NC ...

Page 92: ...PCB Diagram 6 7 Detailed Specifications and Descriptions for Connectors TOUCH 3KEY DMR77 DMR78 PIN DESCRIPTIONS ሪ ሪ 1 KEY6 2 KEY7 3 KEY_Signal_1 4 KEY_Signal_2 5 DC 5V 6 DC GND Half Load Sanitize Delay Start ...

Page 93: ...IT2 3 DIGIT3 4 DIGIT4 5 DIGIT5 6 DIGIT6 PIN DESCRIPTIONS ሪ ሪ 1 SEG1 2 SEG2 3 SEG3 4 SEG4 5 SEG5 6 SEG6 7 SEG7 6 9 Detailed Specifications and Descriptions for Connectors DISPLAY LED FRONT DMR77 DMR78 DD07 00009A 9B PIN DESCRIPTIONS ሪ ሪ 1 DIGIT1 2 DIGIT2 3 DIGIT3 4 DIGIT4 5 DIGIT5 PIN DESCRIPTIONS ሪ ሪ 1 SEG1 2 SEG2 3 SEG3 4 SEG4 5 SEG5 6 SEG6 7 SEG7 8 SEG8 ...

Page 94: ...Detailed Specifications and Descriptions for Connectors DISPLAY LED FRONT DMR57 PIN DESCRIPTIONS ሪ ሪ 1 DIGIT1 4 DIGIT4 2 DIGIT2 5 DIGIT5 3 DIGIT3 6 DIGIT6 PIN DESCRIPTIONS ሪ ሪ 1 SEG1 5 SEG5 2 SEG2 6 SEG6 3 SEG3 7 SEG7 4 SEG4 ...

Page 95: ...6 10 6 PCB Diagram Memo ...

Page 96: ...g Diagram 7 1 Old Wiring Diagram DMR77 78 Reference Information Abbreviated word Meaning GRY GRAY ORG ORANGE VIO VIOLET PNK PINK YEL YELLOW BRN BROWN WHT WHITE BLK BLACK RED RED SKY SKY BLUE BLU BLUE Y G YELLOW GREEN NTR COLORLESS ...

Page 97: ...am 7 2 Old Wiring Diagram DMR57 Reference Information Abbreviated word Meaning GRY GRAY ORG ORANGE VIO VIOLET PNK PINK YEL YELLOW BRN BROWN WHT WHITE BLK BLACK RED RED SKY SKY BLUE BLU BLUE Y G YELLOW GREEN NTR COLORLESS ...

Page 98: ...ence Information Abbreviated word Meaning GRY GRAY ORG ORANGE VIO VIOLET PNK PINK YEL YELLOW BRN BROWN WHT WHITE BLK BLACK RED RED SKY SKY BLUE BLU BLUE Y G YELLOW GREEN NTR COLORLESS 7 3 New PBA Wiring Diagram DMR78 DMR77 DMR57 ...

Page 99: ...R510 TNY276P 100nF C101 2K R308 R307 2K R306 KRC246 TR202 2K 10D471 PC817 4 3 1 2 470V ZNR101 100 R508 PC102 100nF C305 100nF C306 2K R314 1K R313 51K R108 IC104 7033P 100 R511 1K R302 R513 100 OJ105 100 R502 5V 100 R504 R503 100 200K R305 R304 10K 51K R119 R303 200K 1 2M R101 5V C108 10uF 5V 2K R601 5V 2K R111 D208 MM4148 TR507 KRA225S TR509 KRA225S TR511 KRA225S 100nF C302 R505 100 100 R506 ZD10...

Page 100: ...8 2 8 Schematic D iagram 8 3 TOUCH KEY 7KEY DMR77 DMR78 This Document can not be used without Samsung s authorization ...

Page 101: ...8 3 8 Schematic Diagram 8 4 TOUCH KEY 3KEY DMR77 DMR78 This Document can not be used without Samsung s authorization ...

Page 102: ...8 4 8 Schematic D iagram 8 5 TOUCH KEY 7KEY DMR57 This Document can not be used without Samsung s authorization ...

Page 103: ...8 5 8 Schematic Diagram Memo ...

Page 104: ...9 1 9 Reference 9 Reference 9 1 Model Number Naming Rules 8 2008 A ALL ...

Page 105: ...rgent and rinse aids to the inside of the dishwasher when they are needed 8 Tub Assy An internal case made of stainless steel that makes up the basic framework of the dishwasher 9 Sump Assy The place inside the dishwasher where water is collected The injected water gathers here after circulation The sump Assy is connected to the circulation motor drain pump and distributor motor 10 Tub Front Assy ...

Page 106: ...ual can be punished under applicable International and or domestic law GSPN Global Service Partner Network Area Web Site North America http service samsungportal com Latin America http latin samsungportal com CIS http cis samsungportal com Europe http europe samsungportal com China http china samsungportal com Asia http asia samsungportal com Mideast Africa http mea samsungportal com ...

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