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PCB Diagram _ 41

5-2.  DETAILED DESCRIPTIONS Of CONTACT TERMINALS (MAIN PBA) 

►  This Document can not be used without Samsung’s authorization.

► CNS502

1. GND

2. Door open Check
3. Leakage Sensing

4. Dry air Temperature

5. Dry duct Temperature

6. Water Temperature

7. Water level out sensing
8. Water level in sensing

8

1

10

1

► CN803

1. RX to LCD

 

6. LCD Reset

2. TX to LCD

 

7. Start SW

3. 12V

  

8. Power SW

4. GND

  

9. Drum Light

5. 5V

  

10. GND

5

1

► CNS202

1. 5V

2. RX for Program
3. TX for Program 

4. GND
5. BOOT

1

13

► CNS801

1. RX From SUB    8. POWER SW
2. TX To SUB   

      

9. WATER LV to Sub

3. SUB RESET

      

10. 5V

4. 5V  

     

  

     

  

       

11. TX TO INV

5. GND  

     

  

     

  

   

12. RX FROM INV

6. 12V  

     

  

     

  

     

13. GND

7. N.C

6

10

5

1

► CN10

1. Drain Pump

2. Circulation Pump
3. Door Unlock
4. Door Lock
5. THERMO_ACTUATOR
6. Cold Valve
7. Hot Valve
8. Pre Valve
9. Dry Valve
10. Water Shot

► Relay

RY401 Heater Relay

► CN11

1. Door lock/Unlock
2. LI_IN

► CN300

1. Add Door Signal 1
2. Add Door Signal 2

3. GND

4. Add Door Sensing 1
5. Add Door Sensing 2
6. Add Door OPEN CLOSE CHECK
7. WIFI On/Off Signal

► Relay

RY7 Power Relay

7

1

2

1

WW22N6850NX-A2_SM.indb   41

2018/2/1   17:15:53

Содержание WW22N6850Q

Страница 1: ...W90M6 WW6800M PROJECT Model Name WW22N6850Q WW6850N PROJECT Model Code WW22N6850QX A2 WW6850N PROJECT 1 Safety Instructions 2 Features and Specifications 3 Disassembly and Reassembly 4 Troubleshooting 5 PCB Diagram 6 Wiring Diagram 7 Reference WW22N6850NX A2_SM indb 1 2018 2 1 17 15 26 ...

Страница 2: ...nd reassembly 12 3 2 Standard disassembly drawings 13 4 Troubleshooting 30 4 1 Information Code 30 4 2 Diagnostic Code Corrective Action 34 4 3 Problem check point 40 5 PCB diagram 41 5 1 Main PCB Diagram 41 5 2 Detailed descriptions of contact terminals Main PBA 42 5 3 Inverter PCB Diagram 43 5 4 Sub PCB Diagram 45 5 5 Assy PBA Service BOM 47 6 Wiring diagram 48 6 1 Wiring diagram 48 7 Reference ...

Страница 3: ...efore servicing 4 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 same time 4 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 from the outlet 4 Failing to do so may damage the plug and result in fire or electric shock When the w...

Страница 4: ...inals before starting the service 4 Failing to do so may result in a high voltage electric shock When replacing the heater make sure to fasten the nut after ensuring that it is inserted into the bracket heater 4 If not inserted into the bracket heater it touches the drum and causes noise and electric leakage AFTER SERVICING Check the wiring 4 Ensure that the wiring can not be damaged by any sharp ...

Страница 5: ...l or object 4 This may result in electric shock or damage to the product WHILE SERVICING When wiring a harness make sure to seal it completely so no liquid can enter 4 Take care when disconnecting connectors do not use excessive force as this may damage the connector Check if there is any residue that shows that liquid entered the electric parts or harnesses 4 If any liquid has entered into a part...

Страница 6: ...m the power outlet and measure the insulation resistance between the power plug and the grounding wire of the washing machine The value must be greater than 10MΩ when measured with a 500V DC Megger Check whether the washing machine is level in relationship with the floor Check whether it is installed firmly on the floor 4 Vibrations can shorten the lifetime of the product CAUTION WW22N6850NX A2_SM...

Страница 7: ...ide and intense shower so it quickly gently and thoroughly removes dirt Test Condition eCotton 60 half load Tested by Intertek Smart Control Smart Control lets you remotely control and monitor your washing using a smartphone App At any time and from anywhere you can quickly start or pause it and keep an eye on program selections time remaining and finishing alerts And it will even diagnose errors ...

Страница 8: ...contact with each fiber in the load Based on internal bench top test water temp 15 IEC60456 EU standard detergent grease soil swatch EMPA120 Bubble Soak With the simple touch of a button the Samsung washing machine s Bubble Soak technology helps remove a wide variety of normally stubborn stains It adds an extra phase to a normal washing cycle in which clothes are thoroughly soaked in active bubble...

Страница 9: ...g machine Model name WW22N6850Q Dimensions W600 D600 H850 mm Water pressure 50 800 kPa Net weight 77 kg Power consumption Washing 120 V 200 W Washing and heating 120 V 1150 W Spin 120 V 550 W Drain 120 V 80 W Spin revolutions 1400 rpm WW22N6850NX A2_SM indb 7 2018 2 1 17 15 29 ...

Страница 10: ...8 _ Features and Specifications Dimension mm Height Overall A 850 Width B 600 Depth C 600 Depth with door open 90 D 1115 A B C D H850 W600 D600 D1115 WW22N6850NX A2_SM indb 8 2018 2 1 17 15 29 ...

Страница 11: ...eral Weight Detection 3Stage 3Stage Water Supply Cold and Hot Cold Only Cold and Hot Cold Only Washing and Heating 1150W 120V 2000W 220V 2400W 240V Voltage Frequency 120V 60Hz 220 240V 50 60Hz Drainage Pump Pump Power Outage Compensation Yes Yes Zero Stanby Power Yes 1W or Less Yes 1W or Less USP Eco BubbleTM Yes Yes Q Drive Yes Yes Add Wash No Yes Drum wave wave Smart Control Yes Yes Design Big D...

Страница 12: ...1 5 Cap Fixer DC67 00307A To cover the holes 4 6 Cap Fixer DC67 00208B To cover the hole from which you removed the power cord at the back of the product 1 7 Hose Hanger DC62 10278A To secure the drain hose 1 8 Guide Liquid DC61 03510A To use liquid detergent 1 Note H is supplied for specific models only among those without water supply hoses Customer can purchase additional water supply and drain...

Страница 13: ...s each in left right Damper 2 Damper friction 2 19mm Pulley 1 Double ended spanner 10mm 13mm 19mm Replaced by box driver Leg Vice pliers A Tool for protecting empty turning of bolt or abrasion from using box driver For disassembly of Spin drum Others screwdriver nipper long nose pliers Common tools for servicing Torque wrench The Tool for assembly of heater and Tub WW22N6850NX A2_SM indb 11 2018 2...

Страница 14: ...isassembling and reassembling the product Part Figure Description Assy Cover Top 1 Remove the 2 screws holding the Top Cover at the back of the unit 2 Remove the top cover by lifting it up after pulling it back about 15mm Water valve Sensor pressure Noise filter 3 Then the Water Pressure Sensor Noise Filter and Water Valve can be replaced WW22N6850NX A2_SM indb 12 2018 2 1 17 15 32 ...

Страница 15: ...ding the front operating panel 2 Remove the screws at the top of the ASSY PANEL CONTROL 3 Hold the ASSY PANEL CONTROL while pulling it upwards and release the terminals to remove it 5 Release the hooks and screws to remove the PCB for repair replacement WW22N6850NX A2_SM indb 13 2018 2 1 17 15 33 ...

Страница 16: ...ssembly Part Figure Description Assy Housing Drawer 1 Remove 1 screw 2 Remove the Band ring 3 Separate the water supply valve wire 4 Remove the screws holding the water supply valve WW22N6850NX A2_SM indb 14 2018 2 1 17 15 34 ...

Страница 17: ...gm which connect the spring and the wire ends then Separate the Wire Diaphragm from the FRAME FRONT and Disconnect the Diaphragm 2 Remove the 2 screws holding the FRAME FRONT 3 Remove the 3 screws holding the bottom of the FRAME FRONT 4 Disconnect the terminal for the DOOR LOCK switch 120V WW22N6850NX A2_SM indb 15 2018 2 1 17 15 34 ...

Страница 18: ...back cover by sliding it down When assembling slide the back cover up Belt 2 1 2 1 1 Remove the Cover back 2 Separate the belt and then assembly it 3 Check if the belt position is at the center of the Pulley Assembling the belt Place the belt around the Motor Pulley and then over the Pulley WW22N6850NX A2_SM indb 16 2018 2 1 17 15 35 ...

Страница 19: ... 2 screws and connector Separate the cover heater 3 Separate the bolts of motor 4 Separate the motor Caution When installing the Belt around the Motor Pulley the bottom of the belt must be located on the second tooth of the motor pulley of the Motor Pulley WW22N6850NX A2_SM indb 17 2018 2 1 17 15 36 ...

Страница 20: ...ding the water supply valve Water Level Sensor Water valve Sensor pressure Noise filter 1 Separate the Assy Top Cover 2 Disconnect the wire between the PRESSURE HOSE and the water level sensor for repair replacement 3 Push the clip of the water level sensor behind sensor to one side of the frame and pull it out to remove it WW22N6850NX A2_SM indb 18 2018 2 1 17 15 37 ...

Страница 21: ...nd Reassembly _ 19 Part Figure Description Assy Door 1 Separate top cover panel control 2 Open the door removing the two screws holding the door hinge 3 Seperate the door WW22N6850NX A2_SM indb 19 2018 2 1 17 15 37 ...

Страница 22: ...Drain Pump 1 Remove the Frame Front 2 Remove the remaining water through the drainage hose Place a bowl under the drainage hose hose to catch any water that may flow out 3 Remove the 2 screws holding the drain pump WW22N6850NX A2_SM indb 20 2018 2 1 17 15 39 ...

Страница 23: ...oints for Troubleshooting 1 Separate the Drain Filter and check if any alien substances are inside the pump e g coins buttons etc Remove these if found 2 Check if the wire driving the pump has come loose Take the relevant countermeasure if necessary 3 When water leaks check the assembly status of the Clamp Hose and Cap Drain Take the relevant countermeasure if necessary Turn the filter countercloc...

Страница 24: ...g it Use a Longnose plier and remove it slowly in one direction 2 Remove the 2 screws 3 Remove the screw holding the Door Lock S W Remove the Door Lock S W Remove the connection wire Remove the connector after releasing it by pressing the catch Door S W 1 Remove the Frame Front 2 Remove the 1 screw 3 Remove the screw holding the Door S W Remove the Door S W Remove the connection wire Remove the co...

Страница 25: ...Disassembly and Reassembly _ 23 Part Figure Description Leakage Sensor OPTION 1 Disconnect two wire connectors 2 Remove the 2 screws WW22N6850NX A2_SM indb 23 2018 2 1 17 15 43 ...

Страница 26: ...embly and Reassembly Part Figure Description Heater 1 Separate the Back Cover 2 Separate the Belt pulsotor 3 Remove the 2 screws and connector Separate the cover heater WW22N6850NX A2_SM indb 24 2018 2 1 17 15 44 ...

Страница 27: ...o the correct position of the bracket inside the Tub when reassembling it Otherwise there is a danger of a fire Make sure to push it inwards until the packing part comes into the Tub completely when reassembling it so that the packing part is completely stuck to the Tub Fasten the holding nut with a force of 5Kgf cm2 If the nut is not fastened properly there is a danger of water leaking WW22N6850N...

Страница 28: ...art Figure Description Assy PCB Main 1 Remove the Cover Back 2 Remove the 2 screws 3 Push the TUB inward slighhtly to remove the PBA 4 Separate the guide cover pcb and remove the wire harness WW22N6850NX A2_SM indb 26 2018 2 1 17 15 46 ...

Страница 29: ...gure Description Assy Kit 1 Remove the Cover Back 2 Separate the blet 3 Remove the 2 screws and connector RSeparate the cover heater 4 Separate the motor 5 Remove the 2 screws on the back of frame WW22N6850NX A2_SM indb 27 2018 2 1 17 15 48 ...

Страница 30: ...C 5V and GND terminals 3 If an information code occurs when there is no characteristic code in the electric harnesses check these information code 3C The resistance of motor U V V W W U is 4 5 to 7 0 Ω HC HC1 The resistance of heater for 2000W unit is 25 19 to 27 84 Ω DC1 The resistance of door switch is 500 to 1 500 Ω DC3 DDC The resistance of door switch is 31 57 to Ω 61 57 5C The resistance of ...

Страница 31: ... 3C2 The motor driving error from the PBA is weak Unstable relay operation etc 3C3 The IPM terminal of the main PBA is not connected The DD motor cover is out of place 3C4 The PCB housing terminal is not connected PBA fault DD motor fault 3CP PBA fault Pulsator motor fault Pulsator motor fault Main PCB fault 3 Water Supply 4C Foreign material is entering the water supply valve The water supply val...

Страница 32: ...Boil wash because the door is pushed due to a pressure difference from internal temperature changes S W contact fault because of LID TC L transformation Door lock switch fault Drain pump fault Dry duct fan motor fault Main PCB fault dC1 The door lock switch terminal is connected incorrectly The door lock switch terminal is broken This occurs intermittently because of an electric wire leakage Main ...

Страница 33: ...g by winter season 12 Temperature Sensor TC1 The washing heater in the tub has an error Contact error temperature sensor fault The connector is connected incorrectly or is disconnected If the water level sensor operates without water because the water is frozen or for any other reason and the temperature sensor engaged at the bottom to prevent overheating for the washing heater detects a temperatu...

Страница 34: ...m a momentary low voltage may drop up to 10 V Main PBA fault sometimes 17 Mems PBA 8C Error detected in the Mems PBA or data error detected Check the wire connections Replace if necessary 1 Check the wire connections 2 Replace the Mems PBA 3 Main PBA wire connection error or PBA s silver nano part malfunction Replace if necessary 18 Add Door DDC A switch contact error because of a deformation of t...

Страница 35: ...the motor power cable and power connector or not A 3C1 is displayed because overloading occurs due to too much laundry Check whether the stator of the motor cover is damaged Check for coil disconnections due to foreign material If the PBA control circuit is faulty replace the PBA Assy Kit Check the resistance on the main PCB motor Between pins 1and 3 and 1 and 2 of the three 3 pins Resistance Appr...

Страница 36: ...e drain pump operates abnormally intermittently when the temperature of the water in the tub is high If the motor revolutions are restrained due to freezing in the winter season check the method to remove the freezing and remove as directed DRAIN PUMP Resistance Approximately 182 to 222 Ω between the Terminals for the Pump Motor Communication AC The signals between the sub and main PBAs are not se...

Страница 37: ...eptacle is used Main PBA fault sometimes Check the consumer s power conditions Make sure to check the operating voltage Connect a tester to the internal power terminals during the Boil or Dry operations and observe the washing machine s operation carefully Check the voltages An error occurs when under or over voltage is supplied Check whether a plug receptacle is used When the connecting wire is 1...

Страница 38: ...er while washing Check 25 19 27 84Ω on both terminals and the voltage of the Heater Door cont dC dC1 dC2 Door switch fault Main PCB fault If a dC error occurs check whether it occurs during the Boil cycle If it is detected that the door is open close the door The 220V is directly connected to the door Check and repair the power wire connections and insulation state Check the door switch Replace if...

Страница 39: ... HC or HC1 error occurs Check if the overheating sensor of the dry heater or air wash heater is faulty If it faulty Replace it An HC2 error occurs Check the steam heater Replace if faulty Wash heater Water Leakage LC LC1 Check for any leakage Foreign material in the DV case Fault of a hose or incorrect part engagement in the product Check for any leakage on the base Hose Valve and Tub connections ...

Страница 40: ...ry 1 Check the wire connections 2 Replace the Mems PBA 3 Main PBA wire connection error or PBA s silver nano part malfunction Replace if necessary Unbalance UB Caused by the laundry Check the type of laundry The laundry load is unbalanced Redistribute the load Washing one item i e blanket pillow or a large towel can cause weight shift during the spin cycle Add Door DDC ddC Add Door Open Close swit...

Страница 41: ...level floor If the floor is not level use the leveling feet to adjust the level Make sure that the shipping bolts are removed Make sure the washing machine is not touching any other object Make sure the laundry load is balanced The washing machine does not drain and or spin Make sure the drain hose is straightened all the way to the drain system Make sure the debris filter is not clogged The door ...

Страница 42: ...or lock sensing 4 CN300 ADD DOOR CONTROL TERMINAL Control the Add Door 5 CN10 DRIVING SECTION TERMINAL Signal Output for door lock water valve drain pump and bubble pump 6 CNS801 COMMUNICATION TERMINAL Communicate with SUB PBA INVERTER PBA 7 CNS202 PROGRAM UPDATE TERMINAL Update the Software of Main PBA 8 CN803 Drum Light TERMINAL Signal Output for Drum Light 9 CNS502 SENSING TERMINAL Leakage Door...

Страница 43: ... 1 5V 2 RX for Program 3 TX for Program 4 GND 5 BOOT 1 13 CNS801 1 RX From SUB 8 POWER SW 2 TX To SUB 9 WATER LV to Sub 3 SUB RESET 10 5V 4 5V 11 TX TO INV 5 GND 12 RX FROM INV 6 12V 13 GND 7 N C 6 10 5 1 CN10 1 Drain Pump 2 Circulation Pump 3 Door Unlock 4 Door Lock 5 THERMO_ACTUATOR 6 Cold Valve 7 Hot Valve 8 Pre Valve 9 Dry Valve 10 Water Shot Relay RY401 Heater Relay CN11 1 Door lock Unlock 2 ...

Страница 44: ...to Inverter N 2 CNP101 POWER SUPPLY TERMINAL Supply AC Power to Inverter L 3 CNP902 MOTOR DRIVE TERMINAL DRUM Motor Signal Output DRUM 4 CNP901 MOTOR DRIVE TERMINAL PULSATOR Motor Signal Output PULSATOR 5 CNS801 COMMUNICATION TERMINAL Communicate with MAIN PBA 6 CNP202 PROGRAM UPDATE TERMINAL Update the Software of Inverter PBA Pin 1 1 2 3 4 5 6 WW22N6850NX A2_SM indb 42 2018 2 1 17 15 53 ...

Страница 45: ...RXD_PROGRAM 3 TXD_PROGRAM 4 GND 5 MODE 6 N C 7 RESET N C CNS801 1 RXD from Main 2 TXD to Main 3 GND CNP102 1 LI_IN CNP101 1 N C 2 NE_IN CNP902 DRUM 1 Motor W Phase Signal 2 Motor V Phase Signal 3 Motor U Phase Signal CNP901 PULSATOR 1 Motor U Phase Signal 2 Motor V Phase Signal 3 Motor W Phase Sign WW22N6850NX A2_SM indb 43 2018 2 1 17 15 54 ...

Страница 46: ...Communication UART Communication with WiFi 2 CN801 Main Communication UART Communication with Main 3 CN502 Mems Sensor Communication SPI Communication with Mems Sensor 4 CN501 Touch Sensor Communication I2C Communication with Touch Sensor 5 CN201 Flash Writing Sub Micom on board writing connector 3 2 4 5 1 WW22N6850NX A2_SM indb 44 2018 2 1 17 15 54 ...

Страница 47: ... Data 5 Clock 6 Power ON Signal from Touch 7 N C 8 TOUCH RESETE CN801 Main Communication 1 RX From Main PBA 2 TX To Sub PBA 3 Reset 4 5V 5 GND 6 12V 7 N C 8 Power ON Signal to Main CN802 WiFi Communication 1 RX From WiFi 2 TX To WiFi 3 WiFi Enable 4 GND 5 12V CN502 CN502 MEMS Sensor Communication 1 3 3V 2 CS1 3 MISO 4 MOSI 5 SPSCK 6 GND WW22N6850NX A2_SM indb 45 2018 2 1 17 15 57 ...

Страница 48: ... QTY Un SA SNA 1 DC92 02140D ASSY PCB MAIN FWM_INV MK_ PJT 160 121 Y Washer 110V Non Add Wash Super Speed Bubble STANDARD 1 PC SA 1 1 DC92 02139B ASSY KIT FWM_INV MK_PJT Washer 110V Standard 1 PC SA 1 1 1 DC92 02138H ASSY PCB DISPLAY FWM_INV MK_ PJT 292 80 9kg 1400rpm 6000 jog America STANDARD 1 PC SA WW22N6850NX A2_SM indb 46 2018 2 1 17 15 57 ...

Страница 49: ...am This Document can not be used without Samsung s authorization Reference Information BLK BLACK BLU BLUE GRN GREEN GRY GRAY NTR NATURAL ORG ORANGE PNK PINK RED RED SKYBLU SKYBLUE VIO VIOLET WHT WHITE YEL YELLOW WW22N6850NX A2_SM indb 47 2018 2 1 17 15 57 ...

Страница 50: ...2 12 11 11 5 11 11 10 10 5 10 10 2 10 10 1 10 10 95 9 5 90 9 85 8 5 80 8 76 7 6 75 7 5 70 7 65 6 5 62 6 2 60 6 6 Project Code Project 68 WW6800 8 Feature2 feature variable Code Bubble Steam A Hose L Sensor C Heater Auto dispense 0 X X X 1 X X X 2 X X 3 X X X 4 X X X X 5 X X X X X 6 X X X X X 7 X X X X X X 8 X X X X 9 X X X A X X X X B X C X X D X X X E X X X X F X X X X G X X X H X X I J X X K X L...

Страница 51: ...running 2 Heater The heater is located on the tub inside the washing machine It heats the water to increase wash efficiency 3 Door Lock Switch Detects whether the door of the washing machine is open or closed if the door is open while the washing machine is running the cycle is temporary stopped WW22N6850NX A2_SM indb 49 2018 2 1 17 15 57 ...

Страница 52: ... and or domestic law 2018 Samsung Electronics Co Ltd All rights reserved Printed in Korea GSPN GLOBAL SERVICE PARTNER NETWORK Area Web Site Europe CIS Mideast Africa gspn1 samsungcsportal com Asia gspn2 samsungcsportal com North Latin America gspn3 samsungcsportal com China china samsungportal com WW22N6850NX A2_SM indb 50 2018 2 1 17 15 58 ...

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