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Samsung RF22N Series Service Manual
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Samsung RF22N Series Service Manual

French door refrigerator
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REFRIGERATOR
REFRIGERATOR
FRENCH DOOR REFRIGERATOR
MODEL NAME:
RF22N* / RF28N*
MODEL CODE:
RF22N9781* / RF28N9780*
1. Precautions (Safety Warnings) ...............5
2. Product Features and Specifications ....9
3. Disassembly and Reassembly ............. 38
4. Troubleshooting ........................................ 73
5. PCB Diagram ........................................... 136
6. Wiring Diagram ...................................... 144
7. Block Diagram ........................................ 145
8. References ................................................ 148
CONTENTS

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Summary of Contents for Samsung RF22N Series

  • Page 1 REFRIGERATOR FRENCH DOOR REFRIGERATOR MODEL NAME: RF22N* / RF28N* MODEL CODE: RF22N9781* / RF28N9780* REFRIGERATOR CONTENTS 1. Precautions (Safety Warnings) ....5 2. Product Features and Specifications ..9 3. Disassembly and Reassembly ..... 38 4. Troubleshooting ........73 5. PCB Diagram ........... 136 6.
  • Page 2 The manufacturer or dealer will not be held responsible for the interpretation of this information. SAMSUNG ELECTRONICS AMERICA, INC. Technical Service Guide Copyright ©2018 All rights reserved. This service guide may not be reproduced in whole or as a part in any form whatsoever without the written permission of the SAMSUNG ELECTRONICS Company.

  • Page 3: Table Of Contents

    ................................11 ................................ 12 ....................................14 2-5. Dimensions ....................................... 16 2-6. Feature panel ....................................18 2-7. Samsung Connect..................................... 27 2-8. SMART GRID Function (Demand Response) ..........................29 2-9. ICE-MAKER Function ..................................34 ................................... 36 3. Disassembly and Reassembly ......................38 3-1. Precautions .......................................38 3-2.
  • Page 4 CONTENTS 4-3. Fridge Function Test ..................................88 4-3-1. System Information ................................89 4-3-2. Load Status ...................................90 4-3-3. Self Diagnosis ..................................92 4-3-4. Error History ..................................98 4-3-5. Model Option ..................................99 4-3-6. Force Run ....................................100 4-3-7. Refrigerator Option ................................102 4-3-8. Energy Information ................................103 4-3-9.

  • Page 5: Precautions (Safety Warnings)

    This document cannot be used without Samsung's authorization 1. PRECAUTIONS (SAFETY WARNINGS) Unplug the appliance before replacing or repairing any of the electrical parts. ⇢ Be careful to avoid electric shock. Make sure to use the correct replacement parts. ⇢ Check the model, rated voltage, rated current and running temperature rating.
  • Page 6 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Read all the instructions before repairing the product and make sure to follow the instructions in order to prevent danger or property damage. Unplug the refrigerator and remove all the items before repairing the product.
  • Page 7 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) ❈ Please let users know about the following warnings & cautions in detail. Warning & Caution Customers should not store Drugs that require a specific Customers should not store full...
  • Page 8 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) FLOORING To ensure that the product is properly installed, the refrigerator must be installed on a level, solid surface that is the same height as the rest of the flooring. The surface should be strong enough to support a fully loaded refrigerator.

  • Page 9: Compartment Features By Model

    This document cannot be used without Samsung's authorization 2. PRODUCT FEATURES AND SPECIFICATIONS 2-1. Compartment Features by Model Water Dispenser model : RF22N* USB port Fridge Freezer Cool Select Room Appearance Fridge Compartment Freezer Compartment / Cool Select Room A) Handle...
  • Page 10 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Water Dispenser model : RF28N* USB port Fridge Freezer Cool Select Room Appearance Fridge Compartment Freezer Compartment / Cool Select Room A) Handle 1) Refrigerator lamps B) Dispenser...
  • Page 11 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-2. Basic Product Specifications Item Specifications Model no. RF22N* RF28N* 35 3/4" X 28 7/8" X 71 7/8" 35 3/4" X 34 1/4" X 71 7/8" External dimensions (width x depth x height)
  • Page 12 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-3. Comparison of Specifications Module RF22N* RF28N* Dimensions 35 3/4" X 28 7/8" X 71 7/8" 35 3/4" X 34 5/16" X 71 7/8" (width x depth x height)
  • Page 13 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Remarks Classification RF22N* RF28N* BLDC(SC MOTOR), ø120 11Wing Freezer AIO Q7(NMB ) DC12V, 2.5W, 1870rpm BLDC(SC MOTOR), ø120 11Wing Cool Select Room AIO Q7(NMB ) Motor DC12V, 2.5W, 1870rpm &...
  • Page 14 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-4. Specifications Model RF22N* / RF28N* Freezer performance (4 stars) Model no. NC1MV90ALP/E01 Compressor Driving type INVERTER Refrigerant R-134a, 195g Threshold that turns the Threshold that turns the Temp.
  • Page 15 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Model RF22N* / RF28N* F compartment defrosting Current flows when F AC120V 121W heater defrosting is conducted. CV compartment defrosting Current flows when CV AC120V 121W heater defrosting is conducted.

  • Page 16: Dimensions

    This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-5. Dimensions RF22N* 35 3/4” (908 mm) 2 3/4" (70mm) 2” (50 mm) 1 3/4” (43 mm) 11 7/8" 11 7/8" (303 mm) (303 mm) 125° 125° 12" (305 mm) 59 5/8" (1515 mm) 28 7/8"...
  • Page 17 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS RF28N* 35 3/4” (908 mm) 2 3/4" (70 mm) 2” (50 mm) 1 3/4” (43 mm) 11 7/8" (303 mm) 125° 125° 12” (305 mm) 59 5/8" (1515 mm) 34 5/16" (871 mm)

  • Page 18: Feature Panel

    This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-6. Feature panel User interface NOTE • For detailed information about the refrigerator's functions, and apps, see the on-screen user manual available on the LCD display of your refrigerator under the Settings Menu.
  • Page 19 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 01 Home screen 01 Apps & Widgets • Tap a desired app or widget to launch • Tap and hold an app or widget to enter Edit mode. A grid appears. In Edit mode, you can drag and drop an app or widget to a new position on the grid.
  • Page 20 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 02 Task bar ∙ Tap to turn the 01 Microphone Tap to turn on or microphone on or off. turn off the voice ∙ Tap to open the Task recognition function.
  • Page 21 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Fridge Manager To access Fridge Manager, swipe the Home screen to the left, or right to locate the Fridge Manager Widget and tap to open. • On the Fridge Manager widget, the...
  • Page 22 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS The Fridge Manager is a graphical representation of your refrigerator. The top half represents the refrigerator compartment, the bottom left the freezer compartment, and the bottom right the FlexZone.
  • Page 23 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS NOTE The displayed conditions may differ from the actual temperature and humidity. NOTE Also displayed is the Ice Maker Off (ice making off) indicator at the top, center. When the...
  • Page 24 • Legal information displays the Open Source License Agreement. Tap the list item to open the Open Source Announcement. • Easy Connection can be used with Samsung Smartphone apps, and Easy allows you to connect your device to the same home Wi-Fi network Connection that your smartphone is connected to.
  • Page 25 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Clean screen • Turn on so you can clean the screen without activating any apps. mode • Set to turn on or off the screen reader function for blind and low- Accessibility vision users.
  • Page 26 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Display reset (applicable models only) If the display is not working correctly, try resetting the display. This may resolve the problem. Open the right-side fridge door and locate the switch cover on the top right corner of the door.

  • Page 27: Samsung Connect

    PRODUCT FEATURES AND SPECIFICATIONS 2-7. Samsung Connect Samsung Connect Installation Visit the Google Play Store, Galaxy Apps, or Apple App Store and search for “Samsung Connect”. Download and install the Samsung Connect app provided by Samsung Electronics to your smart device. NOTE •...
  • Page 28 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Samsung account You are required to register your Samsung account to use the app. If you don’t have a Samsung account, follow the app’s onscreen instructions to create a free Samsung account. Getting started •...

  • Page 29: Smart Grid Function (Demand Response)

    This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-8. SMART GRID Function (Demand Response) Category Item Description Displays the current temperature setting of the Fridge temperature fridge. Displays the current temperature setting of the Freezer temperature freezer.
  • Page 30 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS SMART GRID Function (Demand Response) When the refrigerator operates in SMART GRID (Demand Response) mode, the Energy Management Refrigerator function can control energy usage or delay the operation of some functions to save money when energy prices or demand are the highest.
  • Page 31 On the bottom of the Fridge Manager screen, tap the Fridge Settings icon. Demand Response. Slide the DAL/TALR override button to the position. NOTE • Alternatively, you can activate or deactivate OVERRIDE mode using the Samsung Connect app and the Energy Management function. See the next page.
  • Page 32 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Using the Energy Management Function The Energy Management function enables you to control and monitor your Energy Management refrigerator using the Smart Home app for your convenience. NOTE •...
  • Page 33 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Provision for Open Access to the Connected Product Requirements - Energy Consumption Reporting - Demand Response Samsung OPEN API - Operational Status, User Settings & Messages - ICE Maker Status: GET /devices/0/fridge/iceMaker...

  • Page 34: Ice-Maker Function

    This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-9. ICE-MAKER Function - The ICE-MAKER function is an option and the following explains the function of these models. - The ICE-MAKER is a kit that supplies water on its own, freezes water into ice and stores the ice cubes...
  • Page 35 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 3) General Operation • Water Supply > Stand-by Time for Ice Making > Temperature Checking for Ice Maker Sensor > Ice Removing Water Supply Ice Making Ice Removing 1.
  • Page 36 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-10. Material Specification RF22N* Photograph Part Name Part Code AMOUNT FILTER-WATER DA29-00019B CASE LAMP REF DA61-08236A LED LAMP TOP DA41-00676K LED LAMP SIDE DA41-00519Q LED LAMP FRE,CV DA41-00676J...
  • Page 37 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS RF28N* Photograph Part Name Part Code AMOUNT LED LAMP TOP DA96-01119B LED LAMP SIDE DA96-01119A LED LAMP COVER EVAP-FRE DA41-00519R LED LAMP COVER EVAP-CONV DA41-00519R LED LAMP F TOP...

  • Page 38: Disassembly And Reassembly

    This document cannot be used without Samsung's authorization 3. DISASSEMBLY AND REASSEMBLY 3-1. Precautions • Before replacing or repairing an electrical part, be sure to unplug the product's power cord. - Failing to do so may result in electric shock.

  • Page 39: Disassembling The Fridge Door

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-2. Disassembling the Fridge door How To Do Descriptive Picture 1. Remove the 3 screws fixing the Top Table and separate the Top Table ( ). LEFT 2. Separate the 2 housing connectors from the hinge at the top left of the fridge door.
  • Page 40 This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY How To Do Descriptive Picture 4. Lift up the FIXER LEVER on left/right side and remove it. 5. Remove the right upper Hinge and then lift up the right Door and disassemble it.

  • Page 41: Disassembling The Freezer

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-3. Disassembling the Freezer There is a heater wire at the bottom of the freezer compartment. Before disassembling the door, be sure to disassemble the heater housing! Caution How To Do Descriptive Picture 1.

  • Page 42: Disassembling The Middle Hinge

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-4. Disassembling the Middle Hinge How To Do Descriptive Picture 1. Remove the 1 screw ( ) with a (+) screw driver and remove the 2 bolts ( , ) with a 4.95mm hexagonal wrench to separate...

  • Page 43: Disassembling The Reed Switch

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-6. Disassembling the Reed Switch How To Do Descriptive Picture 1. Check the location of the reed switch below freezer door. 2. Insert the (-) screw driver into the groove next to the arrow to separate the Switch Cover.

  • Page 44: Disassembling The Display

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-7. Disassembling the Display How To Do Descriptive Picture 1. Remove the screw (1ea) on the bottom of the Dispenser. 2. Hold the bottom of the Dispenser and pull it forward to take it off from its locking tabs.

  • Page 45: Disassembling The Main Pcb And Inverter Pcb

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-8. Disassembling the Main PCB and Inverter PCB How To Do Descriptive Picture 1. Pull the refrigerator forward to secure sufficient work space behind the refrigerator. 2. Remove the 5 screws.

  • Page 46: Dispenser

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-9. Dispenser How To Do Descriptive Picture 1. Remove the two screws from the Case Ice Route Assy. 2. Pull out the Case Ice Route Assy. 3. Do the assembly in the reverse order of the disassembly.
  • Page 47 This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY How To Do Descriptive Picture 4. When assembling the Display, slide it up and tap on the bottom of it slightly to complete the assembly.

  • Page 48: Case Water Filter

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-10. Case Water Filter How To Do Descriptive Picture To disassemble the Case Water Filter, remove the water filter and all drawers and shelves. 1. Disconnect the 2 housing connectors.

  • Page 49: Water Filter (Assembly & Disassembly)

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-11. Water Filter (Assembly & Disassembly) How To Do Descriptive Picture 1. Turn the water filter count-clockwise. (Refer to the picture) 2. Remove the water filter by pulling it. (Refer to the picture) 3.

  • Page 50: Disassembling The Ref Evap Cover

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-12. Disassembling the REF EVAP Cover How To Do Descriptive Picture 1. Remove the screw cover with the (-) screw driver. (See the figure) Take care not to scratch the cabinet or damage the screw cover.

  • Page 51: Disassembling The Fre Evap Cover

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-13. Disassembling the FRE EVAP Cover How To Do Descriptive Picture 1. Remove all the shelves and drawers. 2. Remove the 2 screws from both sides of the EVAP Cover.

  • Page 52: Disassembling The Machine Compartment Motor Fan

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-14. Disassembling the Machine Compartment Motor Fan How To Do Descriptive Picture 1. Remove 7 screws from the Comp cover 2. Separate the housing connector. 3. Remove the screw from the bottom part of the Motor Support Circuit Assy and pull the assy forward to separate it.

  • Page 53: Disassembling The Relay Protector O/L

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-15. Disassembling the Relay Protector O/L How To Do Descriptive Picture 1. Remove the 6 screws from the COMP Cover. 2. Separate the Relay Cover with the (-) screw driver.

  • Page 54: Disassembling The Step Valve

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-16. Disassembling the Step Valve How To Do Descriptive Picture 1. Remove the 6 screws from the COMP Cover. 2. Remove the screw and pull the Step Valve forward to separate it.

  • Page 55: Disassembling The Fridge Internal Lamp

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-17. Disassembling the Fridge Internal Lamp RF22M* How To Do Descriptive Picture 1. Insert the (-) screw driver into the hook at the back and pull the internal lamp cover forward to separate it.
  • Page 56 This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY RF28M* How To Do Descriptive Picture 1. Insert a flat head screwdriver following the arrow symbol on the COVER LAMP and remove the hook. 2. Remove it from the opposite side by pulling it manually.

  • Page 57: Disassembling The Freezer Internal Lamp

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-18. Disassembling the Freezer Internal Lamp RF22M* How To Do Descriptive Picture 1. Insert the (-) screw driver into the hook at the back and pull the internal lamp cover forward to separate it.
  • Page 58 This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY RF28M* How To Do Descriptive Picture 1. Insert the (-) screw driver into the hook at the back and pull the internal lamp cover forward to separate it. Take care not to scratch the cabinet or damage the screw cover.

  • Page 59: Disassembling The Tempered Glass Shelf

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-19. Disassembling the Tempered Glass Shelf How To Do Descriptive Picture 1. Lift the shelf up slightly and pull it forward to separate it. 3-20. Folder Shelf Assembling How To Do Descriptive Picture 1.

  • Page 60: Disassembling The Vegetable Shelf

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-21. Disassembling the Vegetable Shelf How To Do Descriptive Picture 1. Remove the guard in front of the vegetable drawers and then remove the vegetable drawers as shown by the figure.

  • Page 61: Disassembling The French

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-22. Disassembling the French How To Do Descriptive Picture 1. Remove the 2 screws. 2. Lift the French upward perpendicularly to separate it. (Refer to the figure) 3. Separate the housing connector inside the French.

  • Page 62: Disassembling The Fridge Evaporator

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-23. Disassembling the Fridge Evaporator How To Do Descriptive Picture 1. Remove all the shelves and drawers and remove the 4 screws from the EVAP Cover. Remove the screw covers with the (-) screw driver.

  • Page 63: Disassembling The Freezer / Cool Select Room Evaporator

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-24. Disassembling the Freezer / Cool Select Room Evaporator How To Do Descriptive Picture 1. Remove all the shelves and drawers and remove the 2 screws on each of the left and right sides of the EVAP Cover.

  • Page 64: Ice-Maker

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-25. Ice-Maker How To Do Descriptive Picture 1. Wait for 5 minutes after manual defrost of freezer and fresh food compartments. (Reference of Forced Defrost method in troubleshooting) Lift up the Ice Bucket and pull it out.
  • Page 65 This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY How To Do Descriptive Picture 6. Remove the screw from the Duct Tray-ice. 7. With a flat blade screwdriver, push the duct to the right and remove it from the locking tab. (Refer to the image.)

  • Page 66: Auger Motor Fan

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-26. Auger Motor Fan How To Do Descriptive Picture 1. Disconnect the FAN-AUGER-ASSY Connector. 2. Hold the Hook on the bottom of the FAN-AUGER- ASSY and lift it up to make it free from the Locking Tab.

  • Page 67: Humidity Sensor Removing

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-27. Humidity Sensor removing How To Do Descriptive Picture As shown in the image on the right, Remove slowly the seal on the ASSY COVER EVAP REF. Be careful not damage the seal Remove the 4 screws.
  • Page 68 This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY How To Do Descriptive Picture Remove the 3 screws. As shown in the image on the right, Remove the 4 tape on both sides and 3 hook at the bottom.

  • Page 69: Freezer Cool Pack

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-28. Freezer Cool Pack How To Do Descriptive Picture 1. Push the front of the Cool Pack to the direction of the arrow and remove the hook at the front first.

  • Page 70: Dismantling Lcd

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-29. Dismantling LCD How To Do Descriptive Picture 1. Remove the top door bin of right fridge door. 2. Remove a cap screw and a screw. 3. Attach a suction cup to the top of the display and pull out the display.

  • Page 71: How To Remove The Subcomponents From The Assy Case Display

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-30. How to remove the subcomponents from the Assy Case Display How To Do Descriptive Picture 1. Remove 4 screws and release the latches to remove the Case Housing from the Assy Case Display.

  • Page 72: Removing The Usb

    This document cannot be used without Samsung's authorization DISASSEMBLY AND REASSEMBLY 3-31. Removing the USB How To Do Descriptive Picture 1. Push the USB Cover upwards, which is on the top left of the right fridge door. 2. Pull the USB to the right and remove it.

  • Page 73: Troubleshooting

    This document cannot be used without Samsung's authorization 4. TROUBLESHOOTING 4-1. Functions for failure diagnosis Function How to operate Use this case To check the Kernel version, BSP version and System Information Micom version LCD test To check LCD pixel failure...

  • Page 74: Panel Function Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2. Panel Function Test Sequence Note Within 3 seconds, touch the "A" and "B" part as "A-B-A-B-A-B". (“Engineer mode” message will be displayed as toast popup.) Choose “Panel Function Test”. Panel Function test launched.

  • Page 75: Lcd Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-1. LCD test Sequence Note Choose “LCD TEST” Touch the 'start test' screen until the LCD test ends. (At the end of the test, the screen will be returned to the panel function test list.) If you touch “UP”...

  • Page 76: Touch Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-2. Touch Test Sequence Note Choose “TOUCH TEST”. Touch each Area. If you touch every area, you can see the line test. Touch small box. All the boxes’ color were changed, the test will be...

  • Page 77: Multi-Touch Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-3. Multi-touch Test Sequence Note Choose “MULTI-TOUCH TEST”. You can draw up to 3 lines at the same time in the screen.

  • Page 78: Speaker Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-4. Speaker Test Sequence Note Choose “SPEAKER TEST”. If you touch “START”, the standard test soundtrack will be played. If you touch “STOP”, the sound being played will be stopped. If you touch “MAX VOLUME” or “MIN VOLUME”, the sound volume will be changed to maximum or minimum.

  • Page 79: Usb Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-5. USB Test Sequence Note Choose “USB TEST”. Show the state of USB connection.

  • Page 80: Camera Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-6. Camera Test Sequence Note Choose “CAMERA TEST”. Touch “Initialize button before capture. Touch “CAPTURE” button. You can control the internal light of refrigerator through “Light on” and “Light off” button.

  • Page 81: Sensor Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-7. Sensor Test Sequence Note Choose “SENSOR TEST”. Show the state of proximity sensor.(Far of Near)

  • Page 82: Mic Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-8. Mic Test Sequence Note Choose “MIC TEST”. You can choose which Mic will be tested: Mic1, Mic2, stereo. Press start button. The Mic you chosen will record the sound in 3 sec and play it.

  • Page 83: Wi-Fi Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-9. Wi-Fi Test Sequence Note Choose “Wi-Fi TEST”. Show the number and Information of AP.

  • Page 84: Bt Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-10. BT Test Sequence Note Choose “BT TEST”. Show the state of BT module.

  • Page 85: Afterimage Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-11. Afterimage Test Sequence Note Choose “AI Test”. Show the black and white image. If you touch the screen, show the white background only.

  • Page 86: Player Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-12. Player Test Sequence Note Choose “Player TEST”. You can play and stop the stored music, voice and 1Khz sound source at player test. You can play the relevant sound source by using USB FILE START when the usb stored mp3 file is connected.

  • Page 87: Adc Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-2-13. ADC Test Sequence Note Choose “ADC TEST”. You can test the strength of the proximity sensor at ADC test. The more strength is strong, the more a device can detected a distant movement.

  • Page 88: Fridge Function Test

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-3. Fridge Function Test Sequence Note Within 3 seconds, touch the "A" and "B" part as "A-B-A-B-A-B". (“Engineer mode” message will be displayed as popup.) Choose “Fridge Function Test”. Fridge Function test launched.

  • Page 89: System Information

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-3-1. System Information Sequence Note Choose “System Information”. You can check Firmware year, Firmware model, Firmware version.

  • Page 90: Load Status

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-3-2. Load Status Sequence Note Choose “Load Status”. Load Status mode displays current output signals from MICOM. It is not the actual operating load status but output signals from MICOM. That...
  • Page 91 This document cannot be used without Samsung's authorization TROUBLESHOOTING ✽ Load mode checklist NAME_EN_US Operation Contents FRIDGE-FAN HIGHEST When Fridge compartment FAN operates with highest speed FRIDGE-FAN HIGH When Fridge compartment FAN operates with high speed FRIDGE-FAN LOW When Fridge compartment FAN operates with low speed...

  • Page 92: Self Diagnosis

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-3-3. Self Diagnosis Sequence Note Choose “Self Diagnosis”. Current errors will be shown on the box. When the error on the List box is selected, the detailed failure mode is displayed. The Self Diagnosis...
  • Page 93 This document cannot be used without Samsung's authorization TROUBLESHOOTING R Self-diagnostics check list Error Item Diagnostic method Location image number The voltage between the Main PCB CN30 Freezer sensor error pins 1 and 3 should be within the 4.5V~1.0V range.
  • Page 94 This document cannot be used without Samsung's authorization TROUBLESHOOTING R Self-diagnostics check list Error Item Diagnostic method Location image number The voltage between the Main PCB CN30 pins Convertible zone defrost 11 and 13 should be within the 4.1V~0.8V sensor error range.
  • Page 95 This document cannot be used without Samsung's authorization TROUBLESHOOTING Error Item Diagnostic method Location image number The voltage of the MAIN PCB CN74 1 6: Comp room fan error should be between 7V~12V. After separating MAIN PCB CN70_1 wire from PCB, resistance value between CN70_1-7 shall be 63(230) ohm ±...
  • Page 96 This document cannot be used without Samsung's authorization TROUBLESHOOTING Error Item Diagnostic method Location image number Actually, If there is not a problem, it is desirable to replace Main and Panel PCB MAIN < - > Panel Comm With the oscilloscope after a cable problem error confirming.
  • Page 97 This document cannot be used without Samsung's authorization TROUBLESHOOTING Error Item Diagnostic method Location image number Check if the door has been open for a long time or if hot food has been stored in the Fridge abnormal temp. compartment. If the reason for the error is...

  • Page 98: Error History

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-3-4. Error History Sequence Note Choose “Error History”. Error History box shows currently occurred error list up to 5 events. Even if the power turns off, the list is not removed. However, if "Clear error list"...

  • Page 99: Model Option

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-3-5. Model Option Sequence Note Choose “Model Option”. Check the Model Option by MODEL OPTION 1~8.

  • Page 100: Force Run

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-3-6. Force Run Sequence Note Choose “Force Run”. To run compressor manually, press the force run button on the list. All test function will be canceled by click “TEST CANCEL” button on the...
  • Page 101 This document cannot be used without Samsung's authorization TROUBLESHOOTING Operation Operating DISPLAY R-Fan F-Fan CV-Fan Time F Valve R Valve CV Valve (Freezer) (FlexZone) (Fridge) The temperature is Continuous Continuous 24hr Swing Swing Swing operation operation controlled Continuous Continuous Continuous...

  • Page 102: Refrigerator Option

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-3-7. Refrigerator Option Sequence Note Choose “Fridge Option”. Change the option 00, 01, 03, 19, 24, 32, 33, 34 and 35, and click the “Save Option” button on the end of the option list to save the options.

  • Page 103: Energy Information

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-3-8. Energy Information Sequence Note Choose “Energy Information”. It shows MICOM and LCD energy usages.

  • Page 104: Option Table

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-3-9. Option TABLE 1) Temperature changing table of freezer compartment Set item Freezer Temp Shift MODEL Common for all models Freezer Room 7-SEG Reference Value Setting value   Temp. compartment compensation Code 0.0 (0 )
  • Page 105 This document cannot be used without Samsung's authorization TROUBLESHOOTING 3) Cool Select Room Temperature Change Table Setting Item CV Compartment Temperature Offset Model Common for all models Location: R compartment temperature display Option F compartment temperature Value of the Option display setting -0.5...
  • Page 106 This document cannot be used without Samsung's authorization TROUBLESHOOTING 5) Amount of water supply to ice tray Set item Amount of Water Supply Reference Fridge Room 7-SEG Value Setting value Amount of water compartment supply Code Operating according to the control...
  • Page 107 This document cannot be used without Samsung's authorization TROUBLESHOOTING 6) Time changing table of ice maker dropping standby time Set item Ice Maker Standby Time Reference Fridge Room 7-SEG Value Setting value   Temp. compartment compensation Code 14min. 13min. 12min.
  • Page 108 This document cannot be used without Samsung's authorization TROUBLESHOOTING 8) Temperature changing table of Ice Maker Dropping Temperature Set item Ice Maker Dropping Temperature Reference Fridge Room 7-SEG Value Setting value   Temp. compartment compensation Code ex) If you want to change the ice maker dropping...

  • Page 109: Diagnostic Method According To The Trouble Symptom

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4. Diagnostic method according to the trouble symptom 4-4-1. Power Not Supplied Output terminal 1. +12VS 2. +12VS 3. GND_S1 4. GND_S1 Input terminal 5. +5VS 6. +5VS 7. GND_S1 Output terminal 1.

  • Page 110: When The Compressor Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-2. When the compressor does not work properly AC input power and high Caution voltage of DC 310V or higher are generated at When the LED of the Note Start INVERTER PBA power Inverter PBA is turned, it terminal.

  • Page 111: The Led Blinking Frequency Depending On The Protection Functions

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-3. The LED blinking frequency depending on the protection functions If the Failure Condition is detected while the compressor is operating, stop the Compressor operating immediately and wait for 5 minutes. During these 5 minutes, the RPM command signal is not available.

  • Page 112: When A 1, 2, 4, 5, 6, 7, 13, 16, 24, 25 "C" Error Occurs (Defrosting Failure)

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-4. When a 1, 2, 4, 5, 6, 7, 13, 16, 24, 25 "C" error occurs (defrosting failure) Start CN70 Are the F and R defrosting sensors normal when they are checked by the self...

  • Page 113: When Excessive Ice Build Up Occurs On The Fridge Evaporator Area

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-5. When excessive ice build up occurs on the Fridge Evaporator area. Start (Cooling defect in the Fridge compartment) Dose the compressor Fix the compressor operation of the fridge compartment operate...

  • Page 114: When An Error Occurs In Self Diagnostic Mode (In Case Of A Sensor Error)

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-6. When an error occurs in self diagnostic mode (in case of a sensor error) - A sensor error is displayed on the front display panel of the refrigerator. If a sensor error is detected when the power is supplied to the refrigerator for the first time, the sensor error message is displayed on the display panel.

  • Page 115: When The Fan Does Not Operate (F, R, M, C - Fan)

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-7. When the Fan does not operate (F, R, M, C - FAN) - This refrigerator uses the BLDC Fan Motor. The BLDC Motor operates with DC 7~12V. - Under Comp On conditions, the R-Fan operates generally. But, when the ambient temperature is high or when you open and close the Door once, it operates after one-minute delay.

  • Page 116: When The Fan Does Not Operate (Ice Room - Fan)

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-8. When the Fan does not operate (ICE ROOM - FAN) - This refrigerator uses the BLDC Fan Motor. The BLDC Motor operates with DC 7~12V. - Under Comp On conditions, the R-Fan operates generally.

  • Page 117: When The Ice Maker Does Not Operate

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-9. When the ICE MAKER does not operate 1. Water supplies to the Ice Maker automatically and ice is to be scooped out depending on its temperature and the timing. 2. Power is always applied to the Ice Maker. So, refer to the disassembly section to remove it.

  • Page 118: When Water Does Not Supply At Ice Maker

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-10. When water does not supply at Ice Maker Advance Checking 1. Water is directly supplied to the Water Valve. So, make sure to cut off the water before doing repairs.

  • Page 119: When Cubed Or Crushed Ice Does Not Dispense Properly

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-11. When Cubed or Crushed ice does not dispense properly The operation condition is that Start the Fridge Door is closed. It dispenses ice? It dispenses ice? Ice Off is selected off?

  • Page 120: When Cover Ice Route Motor (Geared Motor) Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-12. When COVER ICE ROUTE MOTOR (GEARED MOTOR) does not work properly Caution 1. When replacing the Cover Ice Motor, pull out the plug to avoid an electric shock. 2. Be careful! When disassemble the Cover Ice Motor, spring can jumped out and may cause personal injury.

  • Page 121: When The Alarm Is Heard Continuously (Buzzer Sound)

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-13. When the alarm is heard continuously (buzzer sound) If a 'dingdong' sound is heard Start continuously or 'Door opened' message is displayed. The door is slightly open. Is the door open slightly?

  • Page 122: When The Panel Pba Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-14. When the Panel PBA does not work properly If no key is pressed for 10 seconds, the LEDs When the Panel PBA is not turned on or only some of the of the display are turned off.

  • Page 123: When The Lcd Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-15. When the LCD does not work properly Start SMPS connector is inserted properly. (CN1, CN3) Insert the connector properly or Repair any defective contact The connector at the Fridge upper hinge cover is inserted properly.

  • Page 124: When It Does Not Respond To Touch

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-16. When it does not respond to touch Start LCD PBA Touch connector is inserted properly. (CN2101) Insert the connector properly or Repair any defective contact TSP FPCB connector is inserted properly. (J3)

  • Page 125: When The Wi-Fi Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-17. When the Wi-Fi does not work properly Start LCD PBA connector is inserted properly. (CN2101) Insert the connector properly or Repair any defective contact Wi-Fi Module connector is inserted properly.

  • Page 126: When The Bt Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-18. When the BT does not work properly Start LCD PBA connector is inserted properly. (CN2101) Insert the connector properly or Repair any defective contact BT Module connector is inserted properly.

  • Page 127: When The Microphone Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-19. When the microphone does not work properly Start LCD PBA connector is inserted properly. (CN2101) Insert the connector properly or Repair any defective contact MIC PBA connector is inserted properly.

  • Page 128: When The Glaze Camera Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-4-20. When the Glaze Camera does not work properly Start LCD PBA connector is inserted properly. (CN1301) Insert the connector properly or Repair any defective contact The connector at the Fridge...
  • Page 129 This document cannot be used without Samsung's authorization TROUBLESHOOTING Voltage and resistance of the temperature sensor by temperature Temp. Temp. Resistance Voltage Temp. Temp. Resistance Voltage Temp. Temp. Resistance Voltage 98.9 4.54 21.4 3.41 6.01 1.88 -43.6 12.2 68.0 93.7 4.52...
  • Page 130 This document cannot be used without Samsung's authorization TROUBLESHOOTING Voltage of the humidity sensor by humidity RH (%) Output (mV) RH (%) Output (mV) 2376 2402 2428 1010 2454 1043 2480 1076 2505 1109 2530 1141 2555 1173 2580 1205...

  • Page 131: Voice Recognition Manual Supplement

    This document cannot be used without Samsung's authorization TROUBLESHOOTING 4-5. Voice Recognition Manual Supplement 1. Recommended environment for Voice recognition (User manual, Service manual added) A picture of user’s speaking in front of Family Hub LCD panel added Microphones are embedded at the top of Family Hub LCD panel 1.
  • Page 132 This document cannot be used without Samsung's authorization TROUBLESHOOTING Check the On/Off status of Mic button Check if Mic button is Off (sometime, users try a voice recognition when Mic button is off) - Mic Off - Mic On Check if the recording works correctly using voice recording of “White Board” app - Check if the voice gets into the Mic correctly (sometimes, voice does not get recorded) - Run the WhiteBoard App.
  • Page 133 This document cannot be used without Samsung's authorization TROUBLESHOOTING Check the “Wake Word” - In Settings -> Voice, you can find the “Wake Word” - If set “Bixby” as Wake Word, You can speak “Bixby” to Mic, and then Voice App is running like below.
  • Page 134 This document cannot be used without Samsung's authorization TROUBLESHOOTING Check the operation via Voice Trigger Button. - To run the Voice App, there are 2 more ways excluding say wake up. - Touch the Bixby Icon - In QuickPanel, Touch the Bixby button.
  • Page 135 This document cannot be used without Samsung's authorization TROUBLESHOOTING...

  • Page 136: Pcb Diagram

    This document cannot be used without Samsung's authorization 5. PCB DIAGRAM 5-1. PCB Layout with part positions (Main Board) A. AC Load Controlling Circuit(Driver IC, Relay, AC connector) B. SMPS, Dispenser panel communication circuit C. Fan Motor Driving Circuit : It supplies to various type of motors(7V-12V) D.

  • Page 137: Inverter Pcb Layout With Part Positions

    This document cannot be used without Samsung's authorization PCB DIAGRAM 5-2. Inverter PCB Layout with part positions 1. PCB Power Supply : Supplies DC 15V and 5V to the inverter circuit for the compressor control. 2. Inverter Control Circuit : Fridge Compressor Control Circuit.

  • Page 138: Smps Board Layout With Part Positions

    This document cannot be used without Samsung's authorization PCB DIAGRAM 5-3. SMPS Board Layout with part positions 1. AC Input Connector : AC Power Input Connector. 2. Input Voltage Rectification Block : Rectifying AC Voltage to DC Link Voltage. 3. Transformer.

  • Page 139: Connector Layout With Part Positions (Main Board)

    This document cannot be used without Samsung's authorization PCB DIAGRAM 5-4. Connector Layout with part positions (Main Board)

  • Page 140: Lcd Pba Layout With Part Positions

    This document cannot be used without Samsung's authorization PCB DIAGRAM 5-5. LCD PBA Layout with part positions 1. CPU (KANT-MS) – It controls performance of 11. Connetor – USB, Camera all loads 12. Connector – LVDS Signal for LCD 2. eMMC – Memory for operating CPU 13.

  • Page 141: Connector Layout With Part Positions

    This document cannot be used without Samsung's authorization PCB DIAGRAM 5-6. Connector Layout with part positions...

  • Page 142: Pba Layout With Part Position (Inverter Board)

    This document cannot be used without Samsung's authorization PCB DIAGRAM 5-7. PBA Layout with part position (Inverter Board)

  • Page 143: Smps Connector Layout With Part Positions

    This document cannot be used without Samsung's authorization 5-8. 110W SMPS Connector Layout with part positions...

  • Page 144: Wiring Diagram

    This document cannot be used without Samsung's authorization 6. WIRING DIAGRAM 6-1. Dispenser Model...

  • Page 145: Block Diagram

    This document cannot be used without Samsung's authorization 7. BLOCK DIAGRAM 7-1. Basic Model...

  • Page 146: Lcd Pba

    This document cannot be used without Samsung's authorization BLOCK DIAGRAM 7-2. LCD PBA...

  • Page 147: Inverter Block Diagram

    This document cannot be used without Samsung's authorization BLOCK DIAGRAM 7-3. Inverter block diagram...

  • Page 148: References

    This document cannot be used without Samsung's authorization 8. REFERENCES 8-1. Glossary About Inverter technology This is a technology for ensuring efficiency that automatically controls the freezing and cooling performance depending on the various conditions including the surrounding temperature, the number of times the door is opened and the amount of stored food.
  • Page 149 This document cannot be used without Samsung's authorization REFERENCES ✽ Glossary Terminology Description LED stands for Light Emitting Diode. An LED is a semiconductor device that emits visible light when an electric current passes through it. This refers to the communication ports of the micom.

  • Page 150: French Heater Control Using A Humidity Sensor

    This document cannot be used without Samsung's authorization REFERENCES Smart Power Module Although this was originally the model name for a product, it now refers to a power semiconductor package that has an inverter function including a switching device, a driving circuit of the switching device and a protection circuit.

  • Page 151: Model Numbering Convention

    This document cannot be used without Samsung's authorization REFERENCES 8-3. Model Numbering Convention...

  • Page 152: Troubleshooting. Check The Following Before Calling The Service Centre

    This document cannot be used without Samsung's authorization REFERENCES 8-4. Troubleshooting. Check the following before calling the service centre General Symptom Action • Make sure the power cord is connected properly. • Make sure the temperature control is set correctly. Try setting to a lower temperature.
  • Page 153 This document cannot be used without Samsung's authorization REFERENCES Symptom Action • To prevent condensation from forming, the refrigerator has heat-proof piping in the front corners. If the ambient temperature rises, this equipment may not work effectively. The front corners This is not a system failure.
  • Page 154 This document cannot be used without Samsung's authorization REFERENCES Symptom Action • This happens when food containing a high proportion of Condensation forms water is stored uncovered, or the door has been left open for on the interior walls an extended period of time.
  • Page 155 • The old Samsung Smart Refrigerator app cannot connect with operate. Samsung Smart Home models. • You must log into your Samsung account to use the app. The Samsung Connect • Make sure that your router is operating normally. Home app is installed •...
  • Page 156 What Do I Need Samsung Smart Home models. Registration to use the Energy • You must log into your Samsung account to use the app. • Connect your refrigerator to your home Wi-Fi network. The Samsung Connect Management and • Make sure that your router is operating normally.
  • Page 157 Asia: gspn2.samsungcsportal.com North & Latin America: gspn3.samsungcsportal.com China: china.samsungportal.com - This Service Manual is the property of Samsung Electronics Co., Ltd. Any unauthorized use of this Manual is punishable under the applicable International or domestic law. © Samsung Electronics Co., Ltd.

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