Samsung RF28R75 Series Service Manual
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Samsung RF28R75 Series Service Manual

French door refrigerator
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SERVICE
REFRIGERATOR
REFRIGERATOR
FRENCH DOOR REFRIGERATOR
MODEL NAME : RF28R75*/RF22R75*
MODEL CODE : RF28R7551** /RF22R7551**
Manual
1. Precautions (Safety Warnings) ............................... 6
2. Product Features and Specifications ...................10
3. Disassembly and Reassembly .............................. 37
4. Troubleshooting ..................................................... 74
5. PCB Diagram .........................................................143
6. Wiring Diagram .................................................... 149
7. Block Diagram .......................................................150
8. References ............................................................ 153
CONTENTS

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Summary of Contents for Samsung RF28R75 Series

  • Page 1 REFRIGERATOR FRENCH DOOR REFRIGERATOR MODEL NAME : RF28R75*/RF22R75* MODEL CODE : RF28R7551** /RF22R7551** SERVICE Manual REFRIGERATOR CONTENTS 1. Precautions (Safety Warnings) ....... 6 2. Product Features and Specifications ....10 3. Disassembly and Reassembly ......37 4. Troubleshooting ............. 74 5. PCB Diagram ............143 6.
  • Page 2 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

    2-2. Basic Product Specifications ............................11 2-3. Specifications ................................13 2-4. Dimensions ..................................17 2-5. Feature panel ................................. 19 2-6. Samsung Connect ................................. 27 2-7. SMART GRID Function (Demand Response) ......................29 2-8. Samsung Family Hub ..............................33 2-9. ICE-MAKER Function ..............................34 2-10. Material Specification ..............................36 3.
  • Page 4 CONTENTS 3-30. Humidity Sensor removing ............................70 3-31. Disassembling LCD ..............................71 3-32. How to remove the subcomponents from the Assy Case Display ..............72 3-33. Removing the USB ..............................73 4. Troubleshooting ..........................74 4-1. Functions for failure diagnosis ............................ 74 4-2.
  • Page 5 CONTENTS 4-4-15. LED blinking frequency depending on protecting functions .................. 129 4-4-16. When the LCD does not work properly ........................130 4-4-17. When it does not respond to touch ..........................131 4-4-18. When the Wi-Fi does not work properly ........................132 4-4-19.

  • Page 6: Precautions(Safety Warnings)

    This document cannot be used without Samsung's authorization 1. PRECAUTIONS (SAFETY WARNINGS) 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.
  • Page 7 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 8 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 Drugs that require a specific Customers should not store Customers should not store full...
  • Page 9 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 10: Product Features And Specifications

    This document cannot be used without Samsung's authorization 2. PRODUCT FEATURES AND SPECIFICATIONS PRODUCT FEATURES AND SPECIFICATIONS 2-1. Compartment Features by Model Water Dispenser model : RF22R75* / RF28R75*...

  • Page 11: Basic Product Specifications

    This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-2. Basic Product Specifications Item Specifications Model no. RF22R75* RF28R75* 35 6/8" * 31" * 70" 35 6/8" * 36 1/2" * 70" External dimensions (width x depth x height)
  • Page 12 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Model RF22R75* RF28R75* MOTOR BLDC (FRE) DC 12V / DREP5020LC DC12V, 2.1W / DREP5020LC DC12V, 1.92W / DV 12V, 0.1A / MOTOR BLDC (REF) 3612JL-04W-S49- 2606JL-04W-S39-UQ1 S49-G51 Motor-BLDC DC 12V, 0.16A /...

  • Page 13: Specifications

    This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-3. Specifications Specification Items RF28R75* Model NF54M7151AN/E01 Compressor Starting type BLDC Condenser Forced and Natural Convection Type Refrigerant R600a Model Temperature Selection ON(℉) -8℉(-22℃) -5℉(-20℃) THERMISTOR -2℉(-19℃) 1℉(-17℃) (F-SENSOR) 502AT 8℉(-14℃)
  • Page 14 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Specification Items RF28R75* Defrost Heater(FRE) Heated at F Defrost AC 120V, 230W / AC 230V, 230W Defrost Heater(REF) Heated at R Defrost AC 120, 120W / AC 230V, 120W...
  • Page 15 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Specification Items RF22R75* Model NF54M7151AN/E01 Compressor Starting type BLDC Condenser Forced and Natural Convection Type Refrigerant R600a Model Temperature Selection ON(℉) -8℉(-22℃) -5℉(-20℃) THERMISTOR -2℉(-19℃) 1℉(-17℃) (F-SENSOR) 502AT 8℉(-14℃)
  • Page 16 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Specification Items RF22R75* Defrost Heater(FRE) Heated at F Defrost AC 120V, 230W / AC 230V, 230W Defrost Heater(REF) Heated at R Defrost AC 120, 120W / AC 230V, 120W...

  • Page 17: Dimensions

    This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-4. Dimensions RF22R75* 35 6/8” 59.7” (1516mm) 4" (102mm) 4" (102mm) 0º~120º 0º~120º 28 5/8” (762mm) 1 3/16" (30.6mm) 31” (788mm) 5/8" (17.5mm) 5/8" (17.5mm) 1/2" (11.5mm) 1/2" (11.5mm) 2"...
  • Page 18 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS RF28R75* 35 6/8" (908mm) 4" (102mm) 36 1/2" (926mm) 1 1/4" (30.6mm) 34" (864mm) 1/2" (13mm) 2" (51mm)

  • Page 19: Feature Panel

    This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-5. Feature panel User interface • For detailed information about the refrigerator's functions, and apps, see the on-screen user manual available on the LCD display of your refrigerator.
  • Page 20 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 it. • Tap and hold an app or widget to enter Edit mode. A grid appears.
  • Page 21 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 02 Task bar 01 Microphone - Tap to turn the microphone on or off. - Tap to open the Task Manager. 02 Task Manager - See the Task Manager section for details.
  • Page 22 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, and then tap the FRIDGE MANAGER widget. • On the Fridge Manager widget, the current fridge and freezer temperatures are displayed.
  • Page 23 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, and the bottom half represents the freezer compartment. The temperature or mode settings for each are displayed over each section.
  • Page 24 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS The displayed conditions may differ from the actual temperature and humidity. Also displayed is the Ice Off (ice making off) indicator at the top, center. When the indicator displays Ice Off, the refrigerator's ice maker is turned off.
  • Page 25 Legal information displays the Open Source License Agreement. Tap the list item to open the Open Source Announcement. Easy Connection Easy Connection can be used with Samsung Smartphone apps, and allows you to connect your device to the same home Wi-Fi network that your smartphone is connected to. Clean screen Turn on so you can clean the screen without activating any apps.
  • 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

    • Unauthorized Wi-Fi wireless routers may fail to connect to applicable Samsung Smart Refrigerators. 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.
  • Page 28 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Category Item Description Fridge temperature Displays the current temperature setting of the fridge. Freezer temperature Displays the current temperature setting of the freezer. FlexZone™ settings Displays the settings of the FlexZone™.

  • Page 29: Smart Grid Function (Demand Response)

    This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-7. SMART GRID Function (Demand Response) 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 30 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 Connect app and the Energy Management function. See the next page. English...
  • Page 31 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 32 This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS Operations Provision for Open Access to the Connected Product Requirements - Energy Consumption Reporting - Demand Response 2. OPEN API - Operational Status, User Settings & Messages - ICE Maker Status: GET /devices/0/fridge/iceMaker...

  • Page 33: Samsung Family Hub

    If this symptom continues, contact a local Samsung service center or retailer. 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. NOTE...

  • 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 in the Ice Container...
  • 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: Material Specification

    This document cannot be used without Samsung's authorization PRODUCT FEATURES AND SPECIFICATIONS 2-10. Material Specification IMAGE Part Name Part Code AMOUNT ASSY-PACKING SUB DA99-03490L ASSY CASE LAMP-REF DA97-12606C LED LAMP FRE DA41-00676J LED LAMP MID DA41-00676J...

  • Page 37: Disassembly And Reassembly

    This document cannot be used without Samsung's authorization 3. 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.

  • Page 38: Refrigerator Door

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-2. Refrigerator Door Part Name How To Do Descriptive Picture Remove the 3 screws holding down the Top Table and remove the Top Table (①) ① ② Disconnect the electrical (②) above the upper left door hinge To disconnect the connector (②) more easily, press the end of the hook...
  • Page 39 This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY Part Name How To Do Descriptive Picture Lift the door straight up to remove. Be careful not to drop the door. CAUTION Refrigerator Door Lift the grommet hinge straight up to remove.

  • Page 40: Door Handle Refrigerator

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-3. Door Handle Refrigerator Part Name How To Do Descriptive Picture Loosen the set screw with 0.1 in Hex wrench and pull forward on the handle. Door Handle Fridge Remove Protective film completely from door panel.

  • Page 41: Door Handle Freezer & Flex Zone

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-4. Door Handle Freezer & Flex zone Part Name How To Do Descriptive Picture Loosen the Set Screw situated at the bottom right of the appliance about 0.1in by using Hex wrench.

  • Page 42: Lever And Water-Dispenser

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-5. Lever and Water-Dispenser Part Name How To Do Descriptive Picture Put both fingers in the upper of lever. Pull and remove the lever slowly. Remove two screws under the Dispenser Display.
  • Page 43 This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY Part Name How To Do Descriptive Picture Put both fingers in the upper of lever. Pull and remove the lever slowly. Pull towards you to separate the ice route from the dispenser.

  • Page 44: Glass Shelf

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-6. Glass Shelf Part Name How To Do Descriptive Picture Remove the shelf by lifting the front part of the Glass Shelf shelf up and pulling it out. 3-7. Foldable Glass Shelf...

  • Page 45: Vegetable & Fruit Drawers Shelf

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-8. Vegetable & Fruit Drawers Shelf Part Name How To Do Descriptive Picture Remove the vegetable & fruit drawer by pulling the roller part and lifting it up. button If unit is cold, a small tool like a standard Vegetable &...

  • Page 46: Case Water Filter

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-9. Case Water Filter Part Name How To Do Descriptive Picture To disassemble the Case Water Filter, remove the water filter and all drawers and shelves. Remove the 3 screws holding down the Top Table and remove the Top Table (①).
  • Page 47 This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY Part Name How To Do Descriptive Picture Disconnect the 2 Housing connectors (⑤). ⑤ Case Water Filter Remove a screw the case fitler right side. Lift and pull the Case Water Filter out.

  • Page 48: Motor Damper

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-10. Motor Damper Part Name How To Do Descriptive Picture Remove the 2 screws under the. water filter case and take off the cover damper(②). Motor Damper Disengage 2 housing connector.

  • Page 49: Water Filter (Assembly & Disassembly)

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

  • Page 50: Disassembling The French

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-12. Disassembling the French Part Name How To Do Descriptive Picture 1. Remove the 2 screws. 2. Lift the French upward perpendicularly to separate it. (Refer to the figure)

  • Page 51: Evaporator Cover In Refrigerator

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-13. Evaporator Cover In Refrigerator Part Name How To Do Descriptive Picture Remove the angle cap with a flat-blade screwdriver. (Refer to the picture) Be careful not to scratch or break the parts CAUTION Unscrew 4 screws.

  • Page 52: Evaporator In Refrigerator

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-14. Evaporator In Refrigerator Part Name How To Do Descriptive Picture Remove the the housing cover by pushing both lateral sides of the housing cover (①) and pulling it out.

  • Page 53: Freezer Door

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-15. Freezer Door Part Name How To Do Descriptive Picture Open the freezer compartment completely. Remove after lifting the Pull Out Drawer up holding both sides, remove it at the rail system.

  • Page 54: Convertible Door

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-16. Convertible Door Part Name How To Do Descriptive Picture Pull the and remove the convertible room (①) by pulling it to your body with both hands. open to full extension.

  • Page 55: Flex Zone Door

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-17. Flex Zone Door Part Name How To Do Descriptive Picture To remove the gear shaft(①), pull the pin out(②) . ① ② Mid drawer ③ Remove the screw and pull out The rail.

  • Page 56: Ice-Maker

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-18. Ice-Maker Part Name How To Do Descriptive Picture When pressing the Fridge + Flex zone keys for 8 seconds at the same time, it will proceed to TEST MODE. When you proceed to TEST MODE, press the Flex zone key in Panel to operate TEST KEY.
  • Page 57 This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY Part Name How To Do Descriptive Picture Disconnect the Ice Maker Housing Connector. Remove the duct security screw. Ice Maker With a flat blade screwdriver, push the duct to the right and remove it from the locking tab.
  • Page 58 This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY Part Name How To Do Descriptive Picture 10. Push down the refrigerant pipe slightly and separate the refrigerant pipe and the Ice Maker Assembly completely. 11. While pressing the Hook, pull out the Ice Maker.

  • Page 59: Flex Zone Light

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-19. Flex Zone Light Part Name How To Do Descriptive Picture Remove the lamp cover (①) with a flat blade screw driver Flex Zone Light Disengage the housing. 3-20. Freezer Light...

  • Page 60: Evaporator Cover In Freezer

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-21. Evaporator Cover In Freezer Part Name How To Do Descriptive Picture Remove the freezer door and freezer drawer by pulling out the drawer and then unscrewing 2 screws.

  • Page 61: Evaporator In Freezer

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-22. Evaporator In Freezer Part Name How To Do Descriptive Picture Remove the housing connector part left one. Evaporator In Freezer Remove the evaporator by pulling the lower part of the evaporator while lifting it up.

  • Page 62: Comp Cooling Fan

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-23. Comp Cooling Fan Part Name How To Do Descriptive Picture Unscrew rear cover (7 screws) as shown. Remove the DRAIN HOSE. Comp Cooling Fan Remove 1 screw. Disengage the HOUSING CONNECTOR. (Refer...
  • Page 63 This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY Part Name How To Do Descriptive Picture Pull it forward and lean against the DRAIN HOSE. Comp Cooling Fan Rotate it based on the PIPE. The FAN is disassembled. /...

  • Page 64: Compressor

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-24. COMPRESSOR This appliance contains a small amount of isobutane refrigerant (R-600a), a natural gas with high environmental compatibility that is, however, also flammable. When transporting and installing the appliance, care should be taken to ensure that no parts of the refrigerating circuit are damaged.
  • Page 65 This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY Part Name How To Do Descriptive Picture Applying Lokprep and connecting the Service Ring_2 - Apply 0.05g of Lokprep onto the pipe - Insert the service ring into the Connect, Suc.

  • Page 66: Machine Compartment

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-25. Machine Compartment Part Name How To Do Descriptive Picture Disengage the housing connector. Remove Cover Relay. Relay O/L Disassemble Housing Connector from Comp.

  • Page 67: Electric Box

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-26. Electric Box Part Name How To Do Descriptive Picture Remove the 2 screw attached to the upper left and right Case PCB Panel with a phillips screwdriver(+). Disengage all housing connectors from the main PCB.

  • Page 68: Compressor

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-27. COMPRESSOR Part Name How To Do Descriptive Picture 1. Cut off the LOKRING connecting the COMP and the CONDENSER with a Pipe Cutter. (Red-line marking points) 2. Cut off the LOKRING connecting the CONDENSER and the HOT PIPE with a Pipe Cutter.

  • Page 69: Electric Box

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-28. Electric Box Part Name How To Do Descriptive Picture 1. Remove the 2 screw attached to the upper left and right Case PCB Panel with a phillips screwdriver(+).

  • Page 70: Top Table

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-29. Top Table Part Name How To Do Descriptive Picture 1. Remove the 3 screws holding down the Top Table. Top Table 2. Disconnect wire connectors. 3-30. Humidity Sensor removing...

  • Page 71: Disassembling Lcd

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-31. Disassembling LCD Part Name How To Do Descriptive Picture 1. Remove the top door bin of right fridge door. 2. Remove a cap screw and a screw. Disassembling LCD 3.

  • Page 72: How To Remove The Subcomponents From The Assy Case Display

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-32. How to remove the subcomponents from the Assy Case Display Part Name How To Do Descriptive Picture ※ Componets ① LCD PBA ② Touch FPCB Cable ③ LCD FLAT Cable ④...

  • Page 73: Removing The Usb

    This document cannot be used without Samsung's authorization DISASSEMblY AND REASSEMblY 3-33. Removing the USB Part Name How To Do Descriptive Picture 1. Push the USB Cover upwards, which is on the top left of the right fridge door. Removing the USB 2.

  • Page 74: Troubleshooting

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

  • Page 75: Panel Function Test

    This document cannot be used without Samsung's authorization 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”.

  • Page 76: Lcd Test

    This document cannot be used without Samsung's authorization 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.)

  • Page 77: Touch Test

    This document cannot be used without Samsung's authorization 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 78: Multi-Touch Test

    This document cannot be used without Samsung's authorization 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 79: Speaker Test

    This document cannot be used without Samsung's authorization 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.

  • Page 80: Usb Test

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-2-5. USB Test Sequence Note ① Choose “USB TEST”. ② Show the state of USB connection.

  • Page 81: Camera Test

    This document cannot be used without Samsung's authorization 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 82: Sensor Test

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-2-7. Sensor Test Sequence Note ① Choose “SENSOR TEST”. ② Show the state of proximity sensor.(Far of Near)

  • Page 83: Mic Test

    This document cannot be used without Samsung's authorization 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...

  • Page 84: Wi-Fi Test

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-2-9. Wi-Fi Test Sequence Note ① Choose “Wi-Fi TEST”. ② Show the number and Information of AP.

  • Page 85: Bt Test

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-2-10. BT Test Sequence Note ① Choose “Bluetooth TEST”. ② Show the state of BT module.

  • Page 86: Afterimage Test

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-2-11. Afterimage Test Sequence Note ① Choose “Al TEST”. ② Show the black and white image. If you touch the screen, show the white background only.

  • Page 87: Player Test

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-2-12. Player Test Sequence Note ① Choose "Player Test". ② 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 tored mp3 file is connected.

  • Page 88: Adc Test

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-2-13. ADC Test Sequence Note ① Choose "ADC Test". ② You can test the strength of the proximity sensor at ADC test. The more strength is strong, the more a device can...

  • Page 89: Fridge Function Test

    This document cannot be used without Samsung's authorization 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 popup.) ② Choose “Fridge Function Test”.

  • Page 90: System Information

    This document cannot be used without Samsung's authorization 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

    This document cannot be used without Samsung's authorization 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...
  • Page 92 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 93: Self Diagnosis

    This document cannot be used without Samsung's authorization 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.
  • Page 94 This document cannot be used without Samsung's authorization TROUblESHOOTING ※ R Self-diagnostics check list Item Diagnostic method Location image Freezer The voltage of MAIN PCB CN20-"10" Sensor ↔ "12": shall be between 4.5V~1.0V ① ② Fridge The voltage of MAIN PCB CN20-"9"...
  • Page 95 This document cannot be used without Samsung's authorization TROUblESHOOTING ※ R Self-diagnostics check list Item Diagnostic method Location image Humidity The voltage of MAIN PCB CN60-"3" sensor ↔ "7": shall be between 4.5V~1.0V ⑬ ⑭ Ice Maker The voltage of MAIN PCB CN90-"14"...
  • Page 96 This document cannot be used without Samsung's authorization TROUblESHOOTING ※ R Self-diagnostics check list Item Diagnostic method Location image After separating MAIN PCB CN20 wire from PCB, resistance value between CN20-"6" ↔ CN20-"8" shall Freezer be 63(230) ohm ± 7%.(Resistance...
  • Page 97 This document cannot be used without Samsung's authorization TROUblESHOOTING ※ R Self-diagnostics check list Item Diagnostic method Location image IO Expander Communication It is desirable to replace Main PBA. Error Actually, If there is not a problem, Main ↔ it is desirable to replace Main and...
  • Page 98 This document cannot be used without Samsung's authorization TROUblESHOOTING ※ R Self-diagnostics check list Item Diagnostic method Location image Check if there is a short between Comp start compressor terminals. failure error Check IPM Voltage [Under 13.5V] Check if there is a short between IPM...

  • Page 99: Error History

    This document cannot be used without Samsung's authorization 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.

  • Page 100: Model Option

    This document cannot be used without Samsung's authorization 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

    This document cannot be used without Samsung's authorization 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 CANCEL” button on the top of the force test list.
  • Page 102 This document cannot be used without Samsung's authorization TROUblESHOOTING FORCE RUN 1 (FF) If Force Run is selected, compressor will run at once without 7 minutes delay in any mode. If the refrigerator is on the defrost cycle at the moment, defrost will be finished and Force Run will begin.

  • Page 103: Refrigerator Option

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-3-7. Refrigerator Option Sequence Note ① Choose “Fridge Option”. ② Change the option 00, 01, 19, 20, 32, 33, 34 and 35, and click the “Save Option” button on the end of the option...

  • Page 104: Energy Information

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-3-8. Energy Information Sequence Note ① Choose “Energy Information”. ② It shows MICOM and LCD energy usages.

  • Page 105: 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. FZ compartment...
  • Page 106 This document cannot be used without Samsung's authorization TROUblESHOOTING 3) Sub Heater (French Heater, Door Handle Heater) Control Function Setting Item French Heater Control Model Common for all models Location: R compartment temperature display Option F compartment temperature Operation display setting...
  • Page 107 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 FZ compartment Amount of water supply Code Operating according to...
  • Page 108 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. FZ compartment compensation Code 14min. 13min.
  • Page 109 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. FZ compartment Code compensation -13℃ -12℃ -11℃...

  • 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. If the trouble is detected by self-diagnosis - The error of sensor will be displayed on the front of display. when the error of sensor is detected at initial power ON, the appliance will not operated and display of abnormal sensor part will blink.
  • Page 111 This document cannot be used without Samsung's authorization TROUblESHOOTING 2) If R Sensor has trouble (check the other sensors in the same procedure) (cont.) Start Is MAIN PCB Connector DATA1. Temperature table CN20 inserted correctly? Bad contact of ** Measuring point of resistance value according to Sensor ** R : CN20 - "9"...
  • Page 112 This document cannot be used without Samsung's authorization TROUblESHOOTING 2) If R Sensor has trouble (check the other sensors in the same procedure) ☞ Checking method of R Sensor resistance ☞ Checking method of Sensor resistance R :CN20 - "9“(W/YEL) ↔ "11“(WHT) - Measure the voltage of Resistance R-DEF : CN20 - “5“(YEL) ↔...
  • Page 113 This document cannot be used without Samsung's authorization TROUblESHOOTING 3) If Humidity Sensor has trouble Start Start Is MAIN PCB Connector CN60 insertedcorrectly? Bad contact of ** Measuring point of resistance value according to Sensor" connector /insert correctly Humidity : CN60 - “7" ↔ “16“...
  • Page 114 This document cannot be used without Samsung's authorization TROUblESHOOTING 4) Mid Drawer Room Damper Heater has trouble (OPTION) Start Start Is Damper Heater normal?(about135ohm) Bad contact of connector/ insert correctly Measure the voltage of Resistance Is MAIN PCB connector between #25-#27 after (CN40) inserted correctly? CN40 connector open / 1350 ohm ±...

  • Page 115: If Fan Does Not Operate

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-2. If FAN does not operate The refrigerator of this model has BLDC FAN motor. BLDC motor is driven by DC 7~12V. On the normal condition of COMP ON, it operates together with F-FAN motor. If door is opened and closed once at a high ambient temperature, it will be operated after 1 minute delay.

  • Page 116: If Ice Room Fan Does Not Operate

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-3. If ICE Room Fan does not operate This refrigerator has BLDC FAN motor. BLDC motor is driven by DC7~12V. When COMP ON, normally operates with F-FAN motor. If there is any trouble, you should select the self-diagnostic function to check the trouble before power off.

  • Page 117: When Ice Maker(Ff) Does Not Operate

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-4. When ICE MAKER(FF) does not operate 1. Water will be automatically supplied to the Ice Maker depending on temperature & time conditions, and ice will be produced to dispense. 2. Power is applied to one end of the wires. So, make sure to refer to its Exploded View whenever doing the disassembly.

  • Page 118: If Defrost Does Not Operate (F,R Def Heater)

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-5. If defrost does not operate (F,R DEF Heater) Start ** Measuring point of resistance value according to heater** F-DEF : CN70 “5”(BRN) ↔ CN71_1 ”5” (BLK) measuring resistance value(63 ohm ± 7%) Are the all deforst R-DEF : CN70 ”3”(WHT) ↔...

  • Page 119: When Power Is Not Applied

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-6. When Power is not applied 1) SET Caution Start At the power of SMPS PCB, the AC115(230)V power and a high-voltage over DC 170(325)V are occurred. Please take care of yourself on repair and measurement.
  • Page 120 This document cannot be used without Samsung's authorization TROUblESHOOTING CN3 : Family Hub DC supply terminal 2) Family Hub ①,② : 12V ③,④ : GND CN1 : AC Input terminal Start Caution At the power of SMPS PCB, the AC115(230)V power and a high-voltage over DC 170(325)V are occurred.

  • Page 121: When Compressor Does Not Run (Inverter Comp.)

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-7. When Compressor does not run (Inverter COMP.) Start 10 minutes have passed since COMP was off Check in 10 minutes When Refer to the TEST Function in Forced Operation mode is this manual.

  • Page 122: When Alarm Sounds Continuously Without Stop(Related With Buzzer Sound)

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-8. When alarm sounds continuously without stop(related with buzzer sound) ① If door alarm sound continuously - "Door Open" message Start Is door closed completely? Remove causes after comprehending the conditions of interferance by...

  • Page 123: When The Dispenser Panel Pba Does Not Operate Normally

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-9. When the Dispenser Panel PBA does not operate normally ① When the entire or a certain section of the Panel PCB does not light up There is a MICOM embedded in the Dispenser Panel PCB. So, take care when doing repairs.

  • Page 124: When Refrigerator Room Lamp Does Not Light Up

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-10. When refrigerator ROOM Lamp does not light up When controlling the regrigerator light with Regulator(12V) : LED LAMP → Applying to the F/R Room compartment (Option) * If the Vegetable Lamp does not work properly, check the R compartment LED Lamp because it is connected with the R compartment LED Lamp in parallel.

  • Page 125: If Ice Water Is Not Supplied

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-11. If ICE Water is not supplied 1. Please shut the water supplying prior to repair. 2. Power is applied to the one end of wires. Be careful when disassembling not to get an electric shock.

  • Page 126: If Cubed Or Crushed Ice Is Not Supplied

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-12. If Cubed or Crushed Ice is not supplied Start Fridge door shall be closed during operation. Are Ices ejected? Are Ices in the Ice bucket? Is “Ice Off" mode ① Check the Ice making switch selected on the display ②...

  • Page 127: If Cover Ice Route Motor(Geard Motor) Is Not Working Normally

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-13. If Cover Ice Route Motor(Geard Motor) is not working normally 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 128: Ir Sensor Trouble-Shooting

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-14. IR Sensor Trouble-Shooting 1. When the IR sensor is defective, ice is not produced even if there is no Ice Maker Error, Ice Maker Sensor Error or the Ice Maker Function Error.

  • Page 129: Led Blinking Frequency Depending On Protecting Functions

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-15. LED blinking frequency depending on protecting functions If Failure Condition is detected during compressor is operating, immediately stop Compressor operating and stand by 5 minutes. During this 5 minutes, RPM command signal is not available. It means, even if available RPM command signal is applied to the compressor, it does not work and keep standing by.

  • Page 130: When The Lcd Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-16. 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 131: When It Does Not Respond To Touch

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-17. When it does not respond to touch Start PBA Touch connector is inserted properly.(CN3) Insert the connector properly or Repair any defective contact TSP FPCB connector is inserted properly. (J3)

  • Page 132: When The Wi-Fi Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-18. When the Wi-Fi does not work properly CAMERA, CAMERA, Start PBA connector is inserted properly."(CN1,CN2) Insert the connector properly or Repair any defective contact Wi-Fi Module connector is inserted properly.

  • Page 133: When The Bt Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-19. When the BT does not work properly CAMERA, CAMERA, Start LCD PBA connector is inserted properly. (CN1,CN2) Insert the connector properly or Repair any defective contact BT Module connector is inserted properly.

  • Page 134: When The Microphone Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-20. When the microphone does not work properly MIC PBA Start LCD PBA connector is inserted properly. (CN3) Insert the connector properly or Repair any defective contact MIC PBA connector is inserted properly.

  • Page 135: When The Glaze Camera Does Not Work Properly

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-4-21. 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 upper hinge cover is inserted properly (F/R-Door).
  • Page 136 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 137 This document cannot be used without Samsung's authorization TROUblESHOOTING ■ Voltage of the humidity sensor by humidity RH (%) Output (mV) RH (%) Output (mV) RH (%) Output (mV) RH (%) Output (mV) 2376 1713 3044 2402 1741 3071 2428...

  • Page 138: Voice Recognition

    This document cannot be used without Samsung's authorization TROUblESHOOTING 4-5. Voice Recognition 1. Recommendations for voice recognition Around the ‘MIC’ marked area of the refrigerator’s display is a built-in microphone. • Speak loud and clear towards the built-in microphone within 1 m from the refrigerator’s display.
  • Page 139 This document cannot be used without Samsung's authorization TROUblESHOOTING ② Check the On/Off status of Mic button (Family Hub hard key) - Mic button position - Check if Mic button is Off (sometime, users try a voice recognition when Mic button is off) ③...
  • Page 140 This document cannot be used without Samsung's authorization TROUblESHOOTING ④ Check the On/Off status of Mic button (Family Hub hard key) - Mic button position ⑤ Remove LCD protection film on Mic button ⑥ Setting → Voice → Check the On/Off status of Voice wake-up...
  • Page 141 ⑧ Under a quiet environment, try to follow the sequence below 1) Speak “Wake up” word Speak “Hi, Samsung”, and once the voice recognition is ready, say something like below. 2) After beep sound, say “What time is it now”...
  • Page 142 This document cannot be used without Samsung's authorization TROUblESHOOTING...

  • Page 143: Pcb Diagram

    This document cannot be used without Samsung's authorization 5. PCb DIAGRAM PCb DIAGRAM 5-1. PCB Layout with part positions (Main Board) ⑩ ⑫ ⑪ ⑦ ⑨ ⑫ ⑮ ⑨ ⑪ ⑧ ⑤ ⑥ ④ ⑬ ⑭ ③ ② ①...
  • Page 144 This document cannot be used without Samsung's authorization PCb DIAGRAM 1. EMI FILTER part 2. DC 15V, 12V, 5V, GND supplied from SMPS PCB 3. Inverter circuit part - COMP Driving / Feedback Circuit - BOOTSTRAP Charger : It is an independent power circuit for the driving of the IMP High-Phase IGBT.

  • Page 145: 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 Family Hub ⑤ ④ ⑥ ③ ① ② 1. AC Input Connector : AC 110V Power Input Connector 2. Input Voltage Rectification Block : Rectifying AC 110V to DC 310V 3.

  • Page 146: Connector Layout With Part Positions (Main Board)

    This document cannot be used without Samsung's authorization PCb DIAGRAM 5-3. Connector Layout with part positions (Main Board) CN40 17, 19. DAMPER B, B’ CN60 16. GND 2. Family Hub TX 18, 20. MID ROOM 1. +5V 17, 19. MID ROOM...

  • Page 147: Lcd Pba Layout With Part Positions

    This document cannot be used without Samsung's authorization PCb DIAGRAM 5-4. LCD PBA Layout with part positions 1. CPU (KANT-MS) – It controls performance of all loads 7. DC 12V Power – Supply 12V to LCD PBA 2. eMMC – Memory for operating CPU 8.

  • Page 148: Connector Layout With Part Positions

    This document cannot be used without Samsung's authorization PCb DIAGRAM 5-5. Connector Layout with part positions MIC, TOUCH, CAMERA, USB BACKLIGHT, SENSOR - CN1301 - CN3 1. 5V 1. SENSOR 5V 2. USB_DN 2. GND 3. USB_DP 3. SENSOR 4. GND 4.

  • Page 149: Wiring Diagram

    This document cannot be used without Samsung's authorization 6. WIRING DIAGRAM WIRING DIAGRAM...

  • Page 150: Block Diagram

    This document cannot be used without Samsung's authorization 7. blOCk DIAGRAM blOCk DIAGRAM 7-1. MAIN PBA...

  • Page 151: Lcd Pba

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

  • Page 152: Camera

    This document cannot be used without Samsung's authorization blOCk DIAGRAM 7-3. CAMERA...

  • Page 153: References

    This document cannot be used without Samsung's authorization 8. REFERENCES 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 154 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 155: French Heater Control Using A Humidity Sensor

    This document cannot be used without Samsung's authorization 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 156: Model Numbering Convention

    This document cannot be used without Samsung's authorization REFERENCES 8-3. Model Numbering Convention Digit Door/Dispenser Handle/내상 Product Type Capacity Year Series Energy / Buyer Code Option Option Model Code Truffle T-type (4Door Energy 28cf R : 2019 9 9 CHEF...

  • Page 157: Troubleshooting. Check The Following Before Calling The Service Centre

    This document cannot be used without Samsung's authorization REFERENCES Troubleshooting 8-4. Troubleshooting. Check the following before calling the service centre then try the suggested actions. 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 158 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. This is not a system failure.
  • Page 159 This document cannot be used without Samsung's authorization REFERENCES Troubleshooting 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 160 CONNECT app fails to • The old Samsung Smart Refrigerator app cannot connect with operate. SAMSUNG CONNECT models. • You must log into your Samsung account to use the app. The SAMSUNG • Make sure that your router is operating normally. CONNECT app •...
  • Page 161 • Download the SAMSUNG CONNECT app from the Google Play Store, Apple App Store, or Samsung Galaxy Apps. • Install and run the SAMSUNG CONNECT app on your smartphone. • Make sure that your home router is operating normally with proper Internet service and connection.
  • Page 162 Asia: gspn2.samsungcsportal.com North & Latin America: gspn3.samsungcsportal.com China: china.samsungportal.com - This Service Manual is a property of Samsung Electronics Co., Ltd. Any unauthorized use of Manual can be punished under applicable International or domestic law. © Samsung Electronics Co., Ltd.

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