Samsung WW90M6 Service Manual Download Page 44

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42 _ PCB Diagram

5-3. INvERTER PCB DIAgRAM

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

Location

Part No.

function

Description

CNP102

POWER SUPPLY TERMINAL

Supply AC Power to Inverter(N)

CNP101

POWER SUPPLY TERMINAL

Supply AC Power to Inverter(L)

CNP902

MOTOR DRIVE TERMINAL(DRUM)

Motor Signal Output(DRUM)

CNP901

MOTOR DRIVE TERMINAL(PULSATOR))

Motor Signal Output(PULSATOR)

CNS801

COMMUNICATION TERMINAL

Communicate with MAIN PBA

CNP202

PROGRAM UPDATE TERMINAL

Update the Software of Inverter PBA

●

: Pin 1

WW22N6850NX-A2_SM.indb 42

2018/2/1 17:15:53

Summary of Contents for WW90M6

Page 1: ...90M6 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...

Page 2: ...d 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 Diag...

Page 3: ...fore 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...

Page 4: ...nals 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 bracke...

Page 5: ...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 conn...

Page 6: ...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 10M when measured with a 500V DC Megger Chec...

Page 7: ...de 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 was...

Page 8: ...ontact 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 wa...

Page 9: ...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...

Page 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...

Page 11: ...al 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...

Page 12: ...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...

Page 13: ...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 usi...

Page 14: ...sassembling 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 pullin...

Page 15: ...ing 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...

Page 16: ...sembly 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 i...

Page 17: ...m 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 hold...

Page 18: ...ack 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...

Page 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 t...

Page 20: ...ing 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 repa...

Page 21: ...d 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...

Page 22: ...rain 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 t...

Page 23: ...ints 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 loo...

Page 24: ...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 connect...

Page 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...

Page 26: ...mbly 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...

Page 27: ...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 re...

Page 28: ...rt 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 WW22N6850...

Page 29: ...ure 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 WW22...

Page 30: ...he DC 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...

Page 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 n...

Page 32: ...oil 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...

Page 33: ...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 lev...

Page 34: ...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 w...

Page 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 disconnecti...

Page 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 re...

Page 37: ...ptacle 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 operation...

Page 38: ...ter while washing Check 25 19 27 84 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 c...

Page 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 W...

Page 40: ...y 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 l...

Page 41: ...evel 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 th...

Page 42: ...r 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...

Page 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...

Page 44: ...o 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 PULSATO...

Page 45: ...XD_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...

Page 46: ...ommunication 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 Communicatio...

Page 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 Communica...

Page 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...

Page 49: ...m 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...

Page 50: ...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 Se...

Page 51: ...unning 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...

Page 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 gspn...

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