Samsung RF22K Series Service Manual
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Samsung RF22K Series Service Manual

Samsung RF22K Series Service Manual

French door refrigerator
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REFRIGERATOR
FRENCH DOOR REFRIGERATOR
MODEL NAME:
MODEL CODE:
REFRIGERATOR
RF22K* / RF28K*
RF22K9581* / RF28K9580*
CONTENTS
1. Precautions (Safety Warnings) ............... 5
2. Product Features and Specifications ..... 9
3. Disassembly and Reassembly ............. 40
4. Troubleshooting ................................... 76
5. PCB Diagram ...................................... 132
6. Wiring Diagram ...................................140
7. Block Diagram ..................................... 141
8. References ..........................................144

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Summary of Contents for Samsung RF22K Series

  • Page 1 REFRIGERATOR FRENCH DOOR REFRIGERATOR MODEL NAME: RF22K* / RF28K* MODEL CODE: RF22K9581* / RF28K9580* CONTENTS REFRIGERATOR 1. Precautions (Safety Warnings) ....5 2. Product Features and Specifications ..9 3. Disassembly and Reassembly ..... 40 4. Troubleshooting ........76 5. PCB Diagram ........132 6.

  • Page 2: Important Safety Notice

    SAMSUNG ELECTRONICS AMERICA, INC. Technical Service Guide Copyright 2016 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

    2-3. Comparison of Specifications ............................12 2-4. Specifications ..................................14 2-5. Dimensions ..................................16 2-6. Feature panel ..................................18 2-7. Samsung Smart Home ..............................26 2-8. SMART GRID Function (Demand Response) ........................ 32 2-9. ICE-MAKER Function ..............................36 2-10. Material Specification ..............................38 Disassembly and Reassembly ................
  • Page 4 CONTENTS 4-2-9. Wi-Fi Test ................................86 4-2-10. BT Test ................................87 4-2-11. Afterimage Test ..............................88 4-3. Fridge Function Test ................................ 89 4-3-1. System Information ............................. 90 4-3-2. Load Status ................................. 91 4-3-3. Self Diagnosis ..............................93 4-3-4. Error History ............................... 99 4-3-5.

  • Page 5: Precautions (Safety Warnings)

    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. ●When troubleshooting, verify that the wire harnesses are connected securely.

  • Page 6: Warning And Caution

    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. CAUTION/WARNING SYMBOLS DISPLAYED SYMBOLS means "Prohibited".
  • Page 7 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 narrow or long bottles, or food in temperature should not be stored glass bottles in the freezer one of the small door shelves.
  • Page 8 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. MOVING Protect the finish of the flooring.

  • Page 9: Product Features And Specifications

    2. PRODUCT FEATURES AND SPECIFICATIONS 2-1. Compartment Features by Model Water Dispenser model : RF22K* Smart Things Dongle Ready USB port Fridge Freezer Cool Select Room Appearance Fridge Compartment Freezer Compartment / Cool Select Room A) Handle 1) Ice-Maker 8) Sliding shelf B) Buttons / Indicators 2) Fridge Multi-Purpose 9) Drawer...
  • Page 10 PRODUCT FEATURES AND SPECIFICATIONS Water Dispenser model : RF28K* Smart Things Dongle Ready USB port Fridge Freezer Cool Select Room Appearance Fridge Compartment Freezer Compartment / Cool Select Room A) Handle 1) Refrigerator lamps 7) Freezer lamps B) Buttons / Indicators 2) Refrigerator shelf 8) Freezer shelf 3) Refrigerator drawer...

  • Page 11: Basic Product Specifications

    PRODUCT FEATURES AND SPECIFICATIONS 2-2. Basic Product Specifications Item Specifications Model no. RF22K* RF28K* 35 3/4" X 28 7/8" X 71 7/8" 35 3/4" X 34 5/16" X 71 7/8" External dimensions (width x depth x height) (908 X 733 X 1825) (908 X 901 X 1825) 38 1/4"...

  • Page 12: Comparison Of Specifications

    PRODUCT FEATURES AND SPECIFICATIONS 2-3. Comparison of Specifications Module RF22K* RF28K* 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) (908 X 733 X 1825) (908 X 871 X 1825) Door SWING 4 Door/ STS SWING 4 Door/ STS...
  • Page 13 PRODUCT FEATURES AND SPECIFICATIONS Remarks Classification RF22K* RF28K* BLDC(SC MOTOR), ø120 11Wing Freezer AIO Q7(NMB社) DC12V, 2.5W, 1870rpm BLDC(SC MOTOR), ø120 11Wing Cool Select Room AIO Q7(NMB社) Motor DC12V, 2.5W, 1870rpm & BLDC(SC MOTOR), ø120 11Wing Fridge AIO Q7(NMB社) DC12V, 2.5W, 1870rpm Machine BLDC(DRCP8020LA), ￠160 3Wing, AIO 160...

  • Page 14: Specifications

    PRODUCT FEATURES AND SPECIFICATIONS 2-4. Specifications Model RF22K* / RF28K* 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. Selection sensor output on sensor output off Thermistor -8 ℉...
  • Page 15 PRODUCT FEATURES AND SPECIFICATIONS Model RF22K* / RF28K* F compartment defrosting Current flows when F defrosting AC120V 121W heater is conducted. CV compartment defrosting Current flows when CV AC120V 121W heater defrosting is conducted. R compartment defrosting heater Current flows when CV CV compartment drain heater defrosting is conducted.

  • Page 16: Dimensions

    PRODUCT FEATURES AND SPECIFICATIONS 2-5. Dimensions RF22K* 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) 12" (305 mm) 59 5/8" (1515 mm) 28 7/8" (733) 35 3/4" (908)
  • Page 17 PRODUCT FEATURES AND SPECIFICATIONS RF28K* 35 3/4” (908 mm) 2 3/4" (70 mm) 2” (50 mm) 1 3/4” (43 mm) 11 7/8" (303 mm) 12” (305 mm) 59 5/8" (1515 mm) 34 5/16" (871 mm) 35 3/4" (908 mm )

  • Page 18: Feature Panel

    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. • The content of apps and widgets, or their design is subject to change. Support for apps and widgets may be discontinued without notice, depending on the content provider’s policy.
  • Page 19 PRODUCT FEATURES AND SPECIFICATIONS 01 Home screen • Tap a desired app or widget to launch it. • Tap and hold an app or widget to enter Edit mode. A grid appears. In Edit mode, you can drag and drop 01 Apps &...
  • Page 20 PRODUCT FEATURES AND SPECIFICATIONS 02 Task bar Tap to turn on or off the voice recognition function. 01 Microphone The microphone icon turns red when it is turned off. Tap to display the 02 Menu menus available. • Tap to open the Home screen.
  • Page 21 PRODUCT FEATURES AND SPECIFICATIONS Fridge Manager To access Fridge Manager, swipe the Home screen to the left, and then tap the FRIDGE MANAGER widget. • On the Fridge Manager widget, the current fridge and freezer temperatures as well as active special functions are displayed.
  • Page 22 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. The temperature or mode settings for each are displayed over each section.
  • Page 23 PRODUCT FEATURES AND SPECIFICATIONS NOTE The displayed conditions may differ from the actual temperature and humidity. Turns the icemaker on and off. Tap and drag the button to turn on or off. Note that if the ice bucket is full of ice, the refrigerator Ice Making does not start making ice at the press of this button (turning the Ice Maker on), but displays the Ice Making Off indicator on the...
  • Page 24 • To add an AP, press Menu on the task bar, and then add the AP with Wi-Fi turned on. • 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 PRODUCT FEATURES AND SPECIFICATIONS • Tap Reset to restart the refrigerator in Factory Data Reset mode. All user data will be removed permanently. Data to be removed Factory Data includes account information, memos, photos, and user settings. Reset CAUTION Once factory reset is complete, no user data can be recovered. •...

  • Page 26: Samsung Smart Home

    Electronics to your smart device. NOTE • The Samsung Smart Home app is designed for Android 4.0 (ICS) or higher, or iOS 7.0 or higher, and is optimized for Samsung smartphones (Galaxy S and Galaxy Note series). • For improved performance, the Samsung Smart Home app is subject to change without notice or discontinued support according to the manufacturer’s policy.
  • Page 27 You can monitor and control your refrigerator at home and on the go. • Tap the refrigerator icon in the Samsung Smart Home to open the Refrigerator page. • Check the operation status or notifications related to your refrigerator, and then change options or settings if necessary.
  • Page 28 App menu overview NOTE For improved performance and design, the content of the Samsung Smart Home App is subject to change without notice. • Tap Refrigerator to open the settings page of the refrigerator. • Swipe to move to the next page.
  • Page 29 PRODUCT FEATURES AND SPECIFICATIONS You can check the connected device as well as the software information (version and open-source licenses), and add devices or select a country. Settings You can simulate the operation of the current device for demonstration purposes. You can create and send your memo to the refrigerator that is Memo connected to the same AP.
  • Page 30 PRODUCT FEATURES AND SPECIFICATIONS Refrigerator settings A: Disabled (black) B: Enabled (blue) 01 Displays the currently set fridge temperature. 02 You can turn on or turn off Power Cool and check the current settings. Fridge The Power Cool function lowers the fridge temperature and speeds up the cooling process.
  • Page 31 PRODUCT FEATURES AND SPECIFICATIONS 06 You can turn on or turn off the Ice Maker and check the Ice Maker current settings as well as the ice making status. 07 On the Settings screen, you can monitor the energy usage status of your refrigerator in a preferred format.

  • Page 32: Smart Grid Function (Demand Response)

    PRODUCT FEATURES AND SPECIFICATIONS 2-8. 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. NOTE •...

  • Page 33: Override Mode

    3. Tap Demand Response. 4. Slide the DAL/TALR override button to the ON or OFF position. NOTE • Alternatively, you can activate or deactivate OVERRIDE mode using the Samsung Smart Home app and the Energy Management function. See the next page.
  • Page 34 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 • To use the Energy Management refrigerator functions, you have to install the corresponding app first.
  • Page 35 1. SGIP Open Standards (Smart Energy Profile 2.0 - http://www.csep.org/) - Energy Consumption Reporting - Demand Response 2. Samsung OPEN API - Operational Status, User Settings & Messages - ICE Maker Status: GET /devices/0/fridge/iceMaker - Door Open Alarm: GET /devices/0/Door/openState...

  • Page 36: Ice-Maker Function

    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 in the Ice Container with the capability of making ice automatically without manual controlling 1) Shape of Icemaker 2) Initial Operations...
  • Page 37 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. After supplying water, it stands by for 14 minutes before starting the ice making. After that, it checks the Ice Maker Temperature.

  • Page 38: Material Specification

    PRODUCT FEATURES AND SPECIFICATIONS 2-10. Material Specification RF22K * Photograph Part Name Part Code AMOUNT FILTER-WATER DA29-00019B CASE LAMP REF DA61-08236A LED LAMP SIDE DA41-00519Q LED LAMP CONV (FRE) DA41-00676J 6(1set) Front Rear...
  • Page 39 PRODUCT FEATURES AND SPECIFICATIONS RF28K * Photograph Part Name Part Code AMOUNT LED LAMP TOP DA96-01119B LED LAMP SIDE DA96-01119A LED LAMP CONV (FRE) DA41-00519P LED LAMP COVER EVAP FRE DA41-00519X...

  • Page 40: Disassembly And Reassembly

    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. • Be sure to replace any electrical parts with rated parts. - Be sure to check the model no, rated power voltage, operating temperature etc.

  • Page 41: Disassembling The Fridge Door

    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 (①). 2. Separate the 2 housing connectors (②) from the hinge at the top left of the fridge compartment door and the 1 housing connector (②-1) from the hinge at the top right of the door.
  • Page 42 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. The door is able to fall down when disassemble the Hinge, so hold the Door with hand and then disassemble it.

  • Page 43: Disassembling The Freezer

    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. Open the freezer compartment door and remove the screw fixing the hinge cover (①) at the bottom with the (+) screw driver.

  • Page 44: Disassembling The Middle Hinge

    DISASSEMBLY AND REASSEMBLY 3-4. Disassembling the Middle Hinge How To Do Descriptive Picture 1. Remove the 1 screw (③) with a (+) screw driver and remove the 2 bolts (①, ②) with a 4.95mm hexagonal wrench to separate the middle hinge. When reassembling the hinge, be sure to fix it in the following order to prevent the hinge from moving.

  • Page 45: Disassembling The Reed Switch

    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. Applying excessive force may damage the parts.

  • Page 46: Disassembling The Display

    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. And, remove the assembly by pulling it down.

  • Page 47: Disassembling The Main Pcb And Inverter Pcb

    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. 3. Separate the 19 connetors. (However, the number of housing connectors may differ depending on the model and functions.) 4.

  • Page 48: Dispenser

    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. When assembling the Case-Ice Route Assy, assemble the Water Hose properly.
  • Page 49 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 50: Case Water Filter

    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. 2. Pull out the water hose(blue) from the tube fitting by pushing in on the locking ring.

  • Page 51: Water Filter (Assembly & Disassembly)

    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. Push the water filter directly. 4.

  • Page 52: Disassembling The Ref Evap Cover

    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. Caution 2.

  • Page 53: Disassembling The Fre Evap Cover

    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. 3. Separate the EVAP Cover by pulling the bottom part forward.

  • Page 54: Disassembling The Machine Compartment Motor Fan

    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 55: Disassembling The Relay Protector O/L

    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. When separating the cover, the pipe may fold and if excessive force is applied, a hand may become chopped.

  • Page 56: Disassembling The Step Valve

    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. 3. Separate the housing connector from the Step Valve.

  • Page 57: Disassembling The Fridge Internal Lamp

    DISASSEMBLY AND REASSEMBLY 3-17. Disassembling the Fridge Internal Lamp RF22K* 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 58 DISASSEMBLY AND REASSEMBLY RF28K* 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. 3. Unfasten the hook from the LED LAMP so that you could remove it.

  • Page 59: Disassembling The Freezer Internal Lamp

    DISASSEMBLY AND REASSEMBLY 3-18. Disassembling the Freezer Internal Lamp RF22K* 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 60 DISASSEMBLY AND REASSEMBLY RF28K* 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. Caution Be sure to unplug the power cord before performing the operation above.

  • Page 61: Disassembling The Tempered Glass Shelf

    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. Remove each one of the screws (2ea in total) from the front and the back of the Folder Shelf.

  • Page 62: Disassembling The Vegetable Shelf

    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. 2. Lift the vegetable shelf (②) while pressing both sides of the Snap Fit (①).

  • Page 63: Disassembling The French

    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. Note The French here refers to the part that looks like a long stick between the left and right fridge doors. (It prevents cold air from escaping through the gap between the left and right doors.)

  • Page 64: Disassembling The Fridge Evaporator

    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. (Refer to the figure) Caution 2.

  • Page 65: Disassembling The Freezer / Cool Select Room Evaporator

    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. 2.

  • Page 66: Ice-Maker

    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. 3.
  • Page 67 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.) 9. Push down the refrigerant pipe slightly and separate the refrigerant pipe and the Ice Maker Assembly completely.

  • Page 68: Auger Motor Fan

    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. 3.

  • Page 69: Humidity Sensor Removing

    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. As shown in the image on the right, remove the humidity sensor connector.
  • Page 70 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. As shown in the image on the right, open the INSULATION EVAP REF and remove humidity sensor.

  • Page 71: Freezer Cool Pack

    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. Pull the Cool Pack forward and remove the rear hook.

  • Page 72: Dismantling Lcd

    DISASSEMBLY AND REASSEMBLY 3-29. Dismantling LCD How To Do Descriptive Picture 1. Remove a screw from the top right of the fridge door. 2. Remove the cover by removing one screw and lifting the cover. 3. Use a long magnetic Phillips screwdriver and remove two screws securing the display panel.

  • Page 73: How To Remove The Subcomponents From The Assy Case Display

    DISASSEMBLY AND REASSEMBLY 3-30. How to remove the subcomponents from the Assy Case Display How To Do Descriptive Picture 1. Release the latches to remove the Case Housing from the Assy Case Display. ⑧ ⑦ ※ Components ② ① LCD PBA ③...

  • Page 74: Dismantling The Speaker

    DISASSEMBLY AND REASSEMBLY 3-31. Dismantling the speaker How To Do Descriptive Picture 1. Push the speaker fastener on the bottom of the right fridge door and then pull it downwards. 2. Remove the speaker by pulling it on the right end. * Assembly is the reverse of disassembly.

  • Page 75: Removing The Usb

    DISASSEMBLY AND REASSEMBLY 3-32. 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. * Assembly is the reverse of disassembly.

  • Page 76: Troubleshooting

    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 Touch test To check touch failure Multi-touch test To check multi-touch failure Within 3 seconds, touch the Speaker test...

  • Page 77: Panel Function Test

    TROUBLESHOOTING 4-2. Panel Function Test Sequence Note ① 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.) ② Choose “Panel Function Test”. ③ Panel Function test launched.

  • Page 78: Lcd Test

    TROUBLESHOOTING 4-2-1. LCD test Sequence Note ① Choose “LCD TEST” ② 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.) ③ If you touch “UP” or “DOWN” button, the brightness of screen will be changed.

  • Page 79: Touch Test

    TROUBLESHOOTING 4-2-2. Touch Test Sequence Note ① Choose “TOUCH TEST”. ② Touch each Area. ③ If you touch every area, you can see the line test. Touch small box. ④ All the boxes’ color were changed, the test will be ended.

  • Page 80: Multi-Touch Test

    TROUBLESHOOTING 4-2-3. Multi-touch Test Sequence Note ① Choose “MULTI-TOUCH TEST”. ② You can draw up to 3 lines at the same time in the screen.

  • Page 81: Speaker Test

    TROUBLESHOOTING 4-2-4. Speaker Test Sequence Note ① Choose “SPEAKER TEST”. ② If you touch “START”, the standard test soundtrack will be played. ③ If you touch “STOP”, the sound being played will be stopped. ④ If you touch “MAX VOLUME” or “MIN VOLUME”, the sound volume will be changed to maximum or minimum.

  • Page 82: Usb Test

    TROUBLESHOOTING 4-2-5. USB Test Sequence Note ① Choose “USB TEST”. ② Show the state of USB connection.

  • Page 83: Camera Test

    TROUBLESHOOTING 4-2-6. Camera Test Sequence Note ① Choose “CAMERA TEST”. ② Touch “Initialize button before capture. ③ Touch “CAPTURE” button. ④ You can control the internal light of refrigerator through “Light on” and “Light off” button.

  • Page 84: Sensor Test

    TROUBLESHOOTING 4-2-7. Sensor Test Sequence Note ① Choose “SENSOR TEST”. ② Show the state of proximity sensor.(Far of Near)

  • Page 85: Mic Test

    TROUBLESHOOTING 4-2-8. Mic Test Sequence Note ① Choose “MIC TEST”. ② You can choose which Mic will be tested: Mic1, Mic2, stereo. ③ Press start button. The Mic you chosen will record the sound in 3 sec and play it.

  • Page 86: Wi-Fi Test

    TROUBLESHOOTING 4-2-9. Wi-Fi Test Sequence Note ① Choose “Wi-Fi TEST”. ② Show the number and Information of AP.

  • Page 87: Bt Test

    TROUBLESHOOTING 4-2-10. BT Test Sequence Note ① Choose “BT TEST”. ② Show the state of BT module.

  • Page 88: Afterimage Test

    TROUBLESHOOTING 4-2-11. Afterimage Test Sequence Note ① Choose “AFTERIMAGE TEST”. ② Show the black and white image. If you touch the screen, show the white background only.

  • Page 89: Fridge Function Test

    TROUBLESHOOTING 4-3. Fridge Function Test Sequence Note ① 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.) ② Choose “Fridge Function Test”. ③ Fridge Function test launched.

  • Page 90: System Information

    TROUBLESHOOTING 4-3-1. System Information Sequence Note ① Choose “System Information”. ② You can check Firmware year, Firmware model, Firmware version.

  • Page 91: Load Status

    TROUBLESHOOTING 4-3-2. Load Status Sequence Note ① Choose “Load Status”. ② Load Status mode displays current output signals from MICOM. It is not the actual operating load status but output signals from MICOM. That is to say, even though the display shows any refrigerator mode is on, the actual status can be different with the display due to the errors of load and relay on PCB etc.
  • Page 92 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 COMP ON When COMP operates AMBIENT TEMP HIGH When ambient temperature is more than 93°F(35°C)

  • Page 93: Self Diagnosis

    TROUBLESHOOTING 4-3-3. Self Diagnosis Sequence Note ① Choose “Self Diagnosis”. ② 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 function stays on for 60 seconds.
  • Page 94 TROUBLESHOOTING ※ R Self-diagnostics check list Error Item Diagnostic method Location image number The voltage between the Main PCB CN30 pins 1 Freezer sensor error and 3 should be within the 4.5V~1.0V range. The voltage between the Main PCB CN30 pins 1 Fridge sensor error and 5 should be within the 4.5V~1.0V range.
  • Page 95 TROUBLESHOOTING ※ R Self-diagnostics check list Error Item Diagnostic method Location image number Convertible zone defrost The voltage between the Main PCB CN30 pins 11 sensor error and 13 should be within the 4.1V~0.8V range. The voltage between the Main PCB CN30 pins 7 Humidity sensor error and 9 should be within the 4.1V~0.8V range.
  • Page 96 TROUBLESHOOTING Error Item Diagnostic method Location image number The voltage of the MAIN PCB CN74 1↔6: should be Comp room fan error between 7V~12V. After separating MAIN PCB CN70_1 wire from PCB, resistance value between CN70_1-7 ↔ 3 shall be Freezer defrost error 63(230) ohm ±...
  • Page 97 TROUBLESHOOTING Error Item Diagnostic method Location image number Actually, If there is not a problem, it is desirable to replace Main and Panel PCB With the oscilloscope MAIN < - > Panel Comm after a cable problem confirming. error Also check the SPMS for proper voltage output to main PCB.
  • Page 98 TROUBLESHOOTING Error Item Diagnostic method Location image number Check if the door has been open for a long time or Fridge abnormal temp. if hot food has been stored in the compartment. If error the reason for the error is removed, the error code disappears after a pre-determined period of time.

  • Page 99: Error History

    TROUBLESHOOTING 4-3-4. Error History Sequence Note ① Choose “Error History”. ② 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" button is pressed, the entire list will be removed.

  • Page 100: Model Option

    TROUBLESHOOTING 4-3-5. Model Option Sequence Note ① Choose “Model Option”. ② Check the Model Option by MODEL OPTION 1~8.

  • Page 101: Force Run

    TROUBLESHOOTING 4-3-6. Force Run Sequence Note ① Choose “Force Run”. ② To run compressor manually, press the force run button on the list. All test function will be canceled by click “TEST CANCLE” button on the top of the force test list.
  • Page 102 TROUBLESHOOTING Operation Operating DISPLAY R-Fan F-Fan CV-Fan Time F Valve R Valve CV Valve (Freezer) (FlexZone) (Fridge) The temperature is Continuous 24hr Continuous operation Swing Swing Swing operation controlled Continuous 24hr Continuous operation Continuous operation operation Continuous 24hr Continuous operation Continuous operation operation Continuous...

  • Page 103: Refrigerator Option

    TROUBLESHOOTING 4-3-7. Refrigerator Option Sequence Note ① Choose “Refrigerator Option”. ② 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 104: Energy Information

    TROUBLESHOOTING 4-3-8. Energy Information Sequence Note ① Choose “Energy Information”. ② It shows MICOM and LCD energy usages.

  • Page 105: Option Table

    TROUBLESHOOTING 4-3-9. Option TABLE 1) Temperature changing table of freezer compartment Set item Freezer Temp Shift MODEL RF23* Freezer Room 7-SEG Reference Value Setting value Temp. compartment compensation Code 0.0℃(0℉) -0.5℃(-1℉) -1.0℃(-2℉) -1.5℃(-3℉) -2.0℃(-4℉) -2.5℃(-5℉) -3.0℃(-6℉) -3.5℃(-7℉) +0.5℃(+1℉) +1.0℃(+2℉) +1.5℃(+3℉) +2.0℃(+4℉) +2.5℃(+5℉) +3.0℃(+6℉)
  • Page 106 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 ℃ -0.5 ℃ -1.0 ℃ -1.5 ℃...
  • Page 107 TROUBLESHOOTING 5) Amount of water supply to ice tray Set item Amount of Water Supply Reference Fridge Room 7-SEG Value Setting value FZ compartment Amount of water supply Code Operating according to the control specifications Operating according to the control specifications +10CC.
  • Page 108 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. FZ compartment compensati o n Code 14min. 13min. 12min. 11min. 10min. 15min. 16min. 17min. 18min. 19min.
  • Page 109 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. FZ compartment Code compensation -13℃ -12℃ -11℃ -10℃ -14℃ -15℃ -16℃ -17℃ ex) If you want to change the ice maker dropping temperature to -10℃...

  • Page 110: 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 Start AC input power and high voltage Caution of DC 310V or higher are generated at SMPS PCB and INVERTER PCB power terminal.

  • Page 111: 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 When the LED of the Inverter Start are generated at INVERTER...

  • Page 112: 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. Even if the RPM command that orders the compressor to run is sent, the compressor does not work and keep standing by.

  • Page 113: 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 diagnostic...

  • Page 114: When Occur The Cooling Defect By A Lot Of Frosting On The Fridge Compartment

    TROUBLESHOOTING 4-4-5. When occur the cooling defect by a lot of frosting on the Fridge compartment Start (Cooling defect in the Fridge compartment) Dose the compressor Fix the compressor operation defect of the fridge compartment operate properly? Is there any refrigerant Fix the refrigerant leakage section leakage of fridge compartment Cycle?

  • Page 115: 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 116: When The Fan Does Not Operate (F, R, M, C - Fan)

    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 117: When The Fan Does Not Operate (Ice Room - Fan)

    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. - When there is defect, turn on the Self-Diagnosis function and confirm the defect before turning off the unit. Start COMP is running? Turn on Forced Operation.

  • Page 118: When The Ice Maker Does Not Operate

    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. 3.

  • Page 119: When Water Does Not Supply At Ice Maker

    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. 2. There is electricity flowing in the wire. So, take extra care not to get electric shock. Start Is the Valve Normal...

  • Page 120: When Cubed Or Crushed Ice Does Not Dispense Properly

    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? ① Check Ice Eject S/W ② Check DOOR S/W(Including Auger Safety Switch) ③...

  • Page 121: When Cover Ice Route Motor (Geared Motor) Does Not Work Properly

    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. 3.

  • Page 122: 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) ① 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 123: 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 ① When the Panel PBA is not turned on or only some of the lamps are of the display are turned off.

  • Page 124: 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 125: 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 Touch FPCB LCD PBA Touch connector is inserted properly. (CN12) Insert the connector properly or Repair any defective contact TSP FPCB connector is inserted properly.

  • Page 126: 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. (CN3) Insert the connector properly or Repair any defective contact Wi-Fi Module connector is inserted properly.

  • Page 127: 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. (CN4) Insert the connector properly or Repair any defective contact BT Module connector is inserted properly.

  • Page 128: 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. (CN2) Insert the connector properly or Repair any defective contact MIC PBA connector is inserted properly.

  • Page 129: 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. (CN8) Insert the connector properly or Repair any defective contact The connector at the Fridge upper hinge cover is inserted properly (F/R-Door).
  • Page 130 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...
  • Page 131 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...

  • Page 132: 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 133: 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 134: Smps Board Layout With Part Positions

    PCB DIAGRAM 5-3. SMPS Board Layout with part positions 1. AC Input Connector : AC 220V Power Input Connector 2. Input Voltage Rectification Block : Rectifying AC 220V to DC 310V 3. Transformer 4. Switching and Feedback Block: Converting 310V DC to 5V, 12V Voltage by Switching and supplying stable DC voltage by receiving feedback signal 5.

  • Page 135: 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 136: Lcd Pba Layout With Part Positions

    PCB DIAGRAM 5-5. LCD PBA Layout with part positions 1. CPU (Hawk-MF) – It controls performance of all loads 2. DDR3, eMMC – Memory for operating CPU 3. Backlight Circuit – Supply Power for LCD Backlight 4. Speaker Circuit – Circuit for sound output 5.

  • Page 137: Connector Layout With Part Positions

    PCB DIAGRAM 5-6. Connector Layout with part positions...

  • Page 138: 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 139: Smps Connector Layout With Part Positions

    5-8. 100W SMPS Connector Layout with part positions...

  • Page 140: Wiring Diagram

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

  • Page 141: Block Diagram

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

  • Page 142: Lcd Pba

    BLOCK DIAGRAM 7-2. LCD PBA...

  • Page 143: Inverter Block Diagram

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

  • Page 144: References

    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. Inverter technology implementing ultra power-saving If the door is frequently opened and lots of food is...
  • Page 145 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. Tx, Rx TX : Transmit signal. RX : Receive Signal. The IC used to electrically drive devices.

  • Page 146: French Heater Control Using A Humidity Sensor

    REFERENCES 8-2. French Heater Control Using a Humidity Sensor ▶ The French heater of the fridge is controlled by the humidity sensor value, the surrounding temperature and the fridge temperature. ▶ If the output voltage of the humidity sensor is 0.6V or lower or 4.7V or higher, it is judged to be a humidity sensor error (self diagnosis error code: 13E) and the French heater of the fridge is controlled by the surrounding temperature and the fridge temperature.

  • Page 147: Model Numbering Convention

    REFERENCES 8-3. Model Numbering Convention...

  • Page 148: Model Numbering Convention (Rf22K*)

    REFERENCES 8-4. Model Numbering Convention (RF22K*)

  • Page 149: Troubleshooting. Check The Following Before Calling The Service Centre

    REFERENCES 8-5. 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. • Make sure the refrigerator is not being exposed to direct sunlight and is not near a heat source.
  • Page 150 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. and sides become •...
  • Page 151 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. or around vegetables. • Make sure food is covered or put in sealed containers. •...

  • Page 152: Samsung Smart Home

    • 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. • Make sure that your router is operating normally. The Samsung Smart • If the Wi-Fi icon on the refrigerator’s display is off, this...

  • Page 153: Smart Grid

    • Download the Samsung Smart Home app from the Google Play Store, Apple App Store, or Samsung Galaxy Apps. • Install and run the Samsung Smart Home app on your smartphone. • Make sure that your home router is operating normally with proper Internet service and connection.
  • Page 154 Europe, CIS, Mideast & Africa: gspn1.samsungcsportal.com 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. ©...

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