Samsung RS68N Series Service Manual
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Samsung RS68N Series Service Manual

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REFRIGERATOR
RS68N**
RS67N**
RS6GN**
RS6JN**
REFRIGERATOR
SIDE BY SIDE TYPE
MODEL NAME : RS68N** RS67N** RS66N**
MODEL CODE : RS66N8100**/**
1. PRECAUTIONS(SAFETY WARNINGS) ················· 5
2. PRODUCT SPECIFICATIONS ······························· 8
3. DISASSEMBLY AND REASSEMBLY ·····················20
4. TROUBLESHOOTING ········································ 51
5. PCB DIAGRAM ··················································· 87
6. WIRING DIAGRAM ············································ 91
RS66N**
7. BLOCK DIAGRAM ···············································94
RS6KN**
8. MODEL CODE TABLE ········································99
RS6GN** RS6JN** RS6KN**
RS68N8322S9/SS
RS66N8101**/**
RS68N8330**/**
RS67N8210**/**
RS68N8331**/**
RS67N8211**/**
RS68N8340**/**
RS68N8220**/**
RS68N8341SL/EF
RS68N8221**/**
RS6GN8221**/**
RS68N8222S9/EF
RS6GN8222S9/EG
RS68N8230**/**
RS6GN8231S9/EG
RS68N8231B1/EF
RS6GN8321B1/EG
RS68N8231**/**
RS6GN8322SL/EG
RS68N8232**/**
RS6GN8331S9/EG
RS68N8240**/**
RS6GN8332SL/EG
RS68N8241**/**
RS6JN8210S9/EG
RS68N8242**/**
RS6JN8211S9/EG
RS68N8320**/**
RS6KN8100S9/EG
RS68N8321S9/EF
RS6KN8101**/**
CONTENTS

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  • Page 1 REFRIGERATOR SIDE BY SIDE TYPE MODEL NAME : RS68N** RS67N** RS66N** RS6GN** RS6JN** RS6KN** MODEL CODE : RS66N8100**/** RS68N8322S9/SS RS66N8101**/** RS68N8330**/** RS67N8210**/** RS68N8331**/** RS67N8211**/** RS68N8340**/** RS68N8220**/** RS68N8341SL/EF RS68N8221**/** RS6GN8221**/** RS68N8222S9/EF RS6GN8222S9/EG RS68N8230**/** RS6GN8231S9/EG RS68N8231B1/EF RS6GN8321B1/EG RS68N8231**/** RS6GN8322SL/EG RS68N8232**/** RS6GN8331S9/EG RS68N8240**/** RS6GN8332SL/EG RS68N8241**/** RS6JN8210S9/EG...
  • Page 2 The manufacturer or dealer will not be held responsible for the interpretation of this information. 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

    Contents 1. PRECAUTIONS (SAFETY WARNINGS) ..................5 2. PRODUCT SPECIFICATIONS ......................8 2-1. Introduction of Main Function ......................8 2-2. Model Specification ..........................9 2-3. Basic Specification ..........................14 2-4. Dimensions (mm/inch) ........................17 2-5. Optional Material Specification ......................19 3. DISASSEMBLY & REASSEMBLY ....................20 3-1.
  • Page 4 Contents 6. WIRING DIAGRAM ........................96 6-1. Model : 2 Door, In-Door Ice Maker (RS68N82*, RS68N83*, RS6GN82*, RS6GN83*) ....96 6-2. Model : 2 Door, In-Cabi Ice Maker (RS67N82*, RS67N83*) ............97 6-3. Model : 2 Door, Basic (RS66N81*) ....................98 7.

  • Page 5: Precautions (Safety Warnings)

    This document cannot be used without Samsung's authorization 1. PRECAUTIONS (SAFETY WARNINGS) ● Unplug the appliance before the changing or repairing the electric parts. ● Use rated electronic Control equipment. ➝ Make sure to check out ModeL name, Rated voltage, Rated current, Operation Temp, etc.
  • Page 6 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Read all instructions before repairing the product and follow the instructions in order to prevent danger or property damage. CAUTION/WARNING SYMBOLS DISPLAYED SYMBOLS means “Prohibited”. Indicates that a Warning danger of death means “Do not disassemble”.
  • Page 7 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Please let users know following warnings & cautions in detail. Warning & Caution Do not allow users to store narrow Do not allow users to store Do not allow users to put bottles or...

  • Page 8: Product Specifications

    2-1. Introduction of Main Function Large Capacity • The Samsung Side by side Refrigerator has a very spacious interior with a huge Capacity. Thinner wall with its special high-urethane insulation technology and . So there’s plenty of room in the drawers and shelves of the fridge and freezer to store your weekly grocery shopping, including items of various shapes or sizes.

  • Page 9: Model Specification

    The characteristics of your appliance may differ slightly from those described in this manual. NOTE - Key features of your new refrigerator Your Samsung Side-By-Side Refrigerator comes equipped with many space-saving, innovative storage and energy-efficient features. • Multi Airflow Provides even cooling throughout the refrigerator to maintain optimal temperatures to keep food fresh.
  • Page 10 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 2-2-1. Dispenser-featured models (RS68N8220**) 01 Freezer shelves 02 Multipurpose freezer bin 03 Dried food and meat storage drawer 04 Refrigerator bin 05 Refrigerator shelves 06 Vegetable drawer 07 Multipurpose drawer...
  • Page 11 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 2-2-2. Dispenser-featured models (RS68N8340**) 01 Freezer shelves 02 Multipurpose freezer bin 03 Dried food and meat storage drawer 04 Refrigerator bin 05 Refrigerator shelves 06 Vegetable drawer 07 Multipurpose drawer...
  • Page 12 This document cannot be used without Samsung's authorization Precautions(safety Warnings) 2-2-3. normal models (rs67n8220**) 01 Freezer shelves 02 Multipurpose freezer bin 03 Dried food and meat storage drawer 04 Refrigerator bin 05 Refrigerator shelves 06 Vegetable drawer 07 Multipurpose drawer...
  • Page 13 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 2-2-4. Normal models (RS66N8100**) 01 Freezer shelves 02 Multipurpose freezer bin 03 Dried food and meat storage drawer 04 Refrigerator bin 05 Refrigerator shelves 06 Vegetable drawer 07 Multipurpose drawer...

  • Page 14: Basic Specification

    This document cannot be used without Samsung's authorization Precautions(safety Warnings) 2-3. Basic Specification ITEM Specification RS68N8222** RS68N8322** Model RS 68N8220** RS68N8320** RS67N8210** RS66N8100** RS68N8221** RS68N8331** RS67N8211** RS66N8101** RS6GN8222** RS68N8242** RS6 GN8322** RS68N8232** RS6GN8332** Image Gross capacity (LT) Freezing Valid compartment...
  • Page 15 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 2-3-1. Electric Parts Specification Items Specification RS68N8222** RS68N8232** RS68N8242** RS68N8220** RS68N8221** Model RS68N8320** RS67N8210** RS66N8100** RS68N8331** RS67N8211** RS66N8101** RS68N8322** RS6GN8222** RS6GN8322** RS6GN8332** Type NF54M5151ARAK3 ← ← NF54M7151ANAK3 ← ← NF54M9131AMAK3...
  • Page 16 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 2-3-2. Electric Component Items Specification RS68N8222** RS68N8232** RS68N8242** RS68N8220** RS68N8221** Model RS68N8320** RS67N8210** RS66N8100** RS68N8331** RS67N8211** RS66N8101** RS68N8322** RS6GN8222** RS6GN8322** RS6GN8332** Power supplying during Defrosting heater in freezing compartment AC230V,200W or AC120V,200W...

  • Page 17: Dimensions (Mm/Inch)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 2-4. Dimensions (mm/inch) ※ RECESS HANDLE TYPE 908mm (Cabinet) 10.5mm 352mm 387mm 513mm 912mm (W. Cover Hinge) 0˚~165˚ 0˚~170˚ 564mm 1726mm 716mm 55mm...
  • Page 18 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) ※ BAR HANDLE TYPE 908mm (Cabinet) 10.5mm 352mm 470mm 387mm 513mm 912mm (W. Cover Hinge) 0˚~165˚ 0˚~170˚ 564mm 1726mm 716 (W/O Handle) 772 (W. Hnadle) 55mm...

  • Page 19: Optional Material Specification

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 2-5. Optional Material Specification Photograph Part Name Part Code Quantity Remark For Plumbing FILTER-WATER DA29-10105J Model ASSY For Plumbing DA97-11752A INSTALL-FILTER  Model...

  • Page 20: Disassembly & Reassembly

    This document cannot be used without Samsung's authorization 3. DISASSEMBLY & REASSEMBLY PRECAUTIONS(SAFETY WARNINGS) 3-1. PRECAUTION • Unplug the appliance before servicing or replacing electrical parts. • Remove any foreign matter or dust from the power plug pins. - Otherwise there is a risk of fire.

  • Page 21: Interior-Fridge

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-2. Interior-Fridge Part Name Description Figure Shelf Pull the Shelf out to the front. Do not put the shelf on the place where wine rack is assembled. If the shelf is put on the...

  • Page 22: R-Compartment Duct & Eva Cover

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-3. R-Compartment Duct & Eva Cover Part Name Description Figure 1. Remove the screws (4ea) from the lower part of the compartment. 2. Remove the inlet cover. (Remove side hook 2ea) R-Compartment Duct &...

  • Page 23: Water Filter (Assembly & Disassembly)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-4. Water Filter (Assembly & Disassembly) Part Name Description Figure ■ Assembly Remove the Clip and input the Hose. Water Filter ■ Disassembly Remove the Hose by puching the Collet.

  • Page 24: Cover-Display

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-5. Cover-Display Part Name Description Figure Remove 3 screw under the display cover. Remove the display cover by pulilng it up. Cover-Display Press and disconnect the wire connector connected to the cover display.

  • Page 25: Dispenser Display & Assy Guide Ice Route

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-6. Dispenser Display & Assy Guide Ice Route Part Name Description Figure Remove 2 Screw bottom of the Display. Dispenser Disengage the the Display to lower Display direction by Pushing.
  • Page 26 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Part Name Description Figure ■ Assembly Assembling housing of Assy Case Ice Route Upper 2 Rib have to match with inside Hook and Screw assembling. CAUTION Upper Hook have to completely match with Hook for prevent the leak of Gasket Cover.

  • Page 27: Assy Lever Dispenser

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-7. Assy Lever Dispenser Part Name Description Figure ■ Disassembly 1. Put both fingers in the upper of lever. Pull and remover the lever slowly. Assy Lever Dispenser ■ Assembly 2.

  • Page 28: Interior-Freezer

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-8. Interior-Freezer Part Name Description Figure Shelf Pull the Shelf out to the front. Remove all Drawers before disassembling the cover. Drawer Cover Push Push the two position and pull the flip cover Pull out to the front.

  • Page 29: F-Compartment Duct & Eva Cover

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-9. F-Compartment Duct & Eva Cover Part Name Description Figure 1. Remove the screws (4ea) from the lower part of the compartment. F-Compartment 2. Remove the Evap Cover from the Duct &...
  • Page 30 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Part Name Description Figure 1. After disengage the Evaporator Cover- Freezer, Pull the Multi duct Freezer in the direction of the front. Multi Duct (Freezer) 2. Remove the Housing connector (1ea).

  • Page 31: Assy Door Disassembling(Freezerdoor)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-10. Assy Door Disassembling(FreezerDoor) Part Name Work sequence Remarks 1. Open the Door and remove 2 fitting of the Hose at the bottom. Remove the fitting by pulling the hose while hold the left cap of the fitting in the direction of the arrow.
  • Page 32 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Part Name Work sequence Remarks Remove the door from the lower hinge by lifting up the door straight. CAUTION Be careful not to pinch the water tubing Door and the wire harness on the door.Lift up...

  • Page 33: Assy Door Disassembling(Fridge Door)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-11. Assy Door Disassembling(Fridge Door) Part Name Work sequence Remarks 1. Disconnect the power cord, and remove 1 cover screws using a Phillips screwdriver. Then pull the the hooks on the sides to loosen the cover.
  • Page 34 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Part Name Work sequence Remarks 3. Disassemble the top hinge from the Door Ref. ※ Function of Screw Adjust the door side leveling. (0~0.9mm to right side using by Hexagon...
  • Page 35 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Part Name Description Figure • The Water Line must be fully inserted to the center of transparent coupler (Type A) or the line (Type B) to prevent water leakage from the dispenser.

  • Page 36: Evaporator

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-12. Evaporator Figure Part Name Description Freezer Fridge Remove the Evaporator cover. Disengage the housing connector. (left) Evaporator Disengage the housing connector. (right) Remove the evaporator by pulling the lower part of the evaporator while lifting it up.

  • Page 37: Main Pcb And Inverter Pcb Disassembling (Whole)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-13. Main PCB and Inverter PCB Disassembling (whole) Work sequence Remarks 1. Pull the refrigerator forward to make space for servicing. 2. Disassemble the four screws. - New issued model use 5 screw.

  • Page 38: Comp Cooling Fan

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-14. Comp Cooling Fan Work sequence Remarks 1. Unscrew 7 screws of COVER COMP. 2. Remove screw from the Assy Support Circuit Motor. 3. Separate Assy Support Circuit Motor connect.

  • Page 39: Relay Cover Disassembling

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-15. Relay Cover disassembling Work sequence Remarks 1. Unscrew 7 screws of COVER COMP. 2. Remove the cover relay with a flat screwdriver. Caution: Pipe bending or exercise of excessive...

  • Page 40: Step Valve Disassembling (Whole)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-16. Step Valve Disassembling (whole) Work sequence Remarks 1. Unscrew 7 screws of COVER COMP. 2. Remove 1 screw. 3. Remove 1 screw. 4. Remove the refrigerant, and disassemble the step valve from the connection pipe.

  • Page 41: Ice Maker Compartment (Indoor Auger Motor)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-17. Ice Maker Compartment (Indoor Auger Motor) Part Name Description Figure Ice Bucket Disassemble the Ice Bucket Assy by holding Assy the handle and pulling up The bottom part slightly.
  • Page 42 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Part Name Description Figure Unscrew the 1 screw on the icemaker cover and lift up the Icemaker Cover and gently pull out. Assy Ice Maker Unscrew the 4 screws. ※indoor only...

  • Page 43: Ice Maker Compartment (Incabi Model)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-18. Ice Maker Compartment (InCabi Model) Part Name Description Figure Push the Cover Led side and pull out. Unscrew the 2 screws. Assy Case Auger Motor ※incabi only Pull out Assy Case Auger Motor gently.

  • Page 44: Water Tank

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-19. Water tank Part Name Description Figure 1. Take out the water tank by pulling it. When disassembling, make sure the unit turned off If you want to CAUTION assembly, follow the reverse order 2.
  • Page 45 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Part Name Description Figure 1. Separate the hose and fitting from the bottom of the fridge door. 2. Disassembly 2 screws. Water tank ※ indoor Housing 3. Disconnect the housing and Pull out the Hose.
  • Page 46 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Part Name Description Figure 1. Separate the hose and fitting from the bottom of the fridge door. 2. Separate the hose and fitting from the Real plate. Water tank ※ incabi 3.

  • Page 47: Led Lamp (Indoor Model)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-20. LED LAMP (Indoor model) Part Name Description Figure 1. Insert the (-) screw driver into the hook at the back and pull the internal lamp cover forward to separate it.
  • Page 48 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Part Name Description Figure 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 49: Led Lamp (Incabi Model)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3-21. LED LAMP (Incabi model) Part Name Description Figure 1. Insert the (-) screw driver into the hook at the back and pull the internal lamp cover forward to separate it.
  • Page 50 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Part Name Description Figure 1. Pull out the Cover 2. Push the Cover Led side and pull out. LED Lamp (Freezer) 3. Push the right side hook and pull out the led to right side 4.

  • Page 51: Troubleshooting

    This document cannot be used without Samsung's authorization 4. TROUBLESHOOTING PRECAUTIONS(SAFETY WARNINGS) 4-1. Using the control panel 01 Freezer / Power Freeze (3 sec) 02 Fridge/ Power Cool (3 sec) 03 Ice Maker (3 sec) * 04 Filter Reset (3 sec) *...
  • Page 52 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 01 Freezer / Power Freeze (3 sec) The Freezer button can be used to set the freezer temperature, or to Freezer activate Power Freeze. Available temperatures are between -15 °C and -23 °C.
  • Page 53 • Samsung Smart Refrigerators featuring the Samsung Smart Home Dongle support both Wi-Fi 2.4 GHz with IEEE 802.11 b/g/n and Soft-AP protocols (IEEE 802.11 n is recommended). • Unauthorized Wi-Fi wireless routers may fail to connect to applicable Samsung Smart Refrigerators.
  • Page 54 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Category Item Description Fridge temperature Displays the current temperature setting of the fridge. Freezer temperature Displays the current temperature setting of the freezer. Monitoring Diagnosis Detects abnormal operations of the refrigerator.
  • Page 55 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Dispenser panel (applicable models only) 01 Water / Lock 02 Cubed Ice 03 Crushed Ice 01 Water / Lock (3 sec) Water To dispense chilled water, press Water. The corresponding indicator turns on.

  • Page 56: Smartthings (Available Only With The Optional Dongle)

    Samsung account You are required to register with a Samsung account to use the app. If you don’t have a Samsung account, follow the app’s onscreen instructions to create a free Samsung account. Getting started 1.
  • Page 57 Please check with your dealer for availability. CAUTION • The Samsung Smart Home Dongle comes in two types: one that is dedicated to Samsung smart TVs, and the other one that is dedicated to Samsung home appliances. • You must purchase the Samsung Smart Home Dongle (HD39N1230GW) dedicated to home appliances.

  • Page 58: Adjust The Leveling Feet And Door Height

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-3. Adjust the leveling feet and door height 4-3-1. Adjust the leveling feet CAUTION • The refrigerator must be levelled on a flat, solid floor. Failing to do so can cause damage to the refrigerator or physical injury.
  • Page 59 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-3-2. Adjust the door height as well as the door gap ■ To adjust the height of a door The height of a door can be adjusted using the clamp nut and the height nut on the front bottom of each door.
  • Page 60 • The warranty for your refrigerator does not cover the water line installation. The water line installation will be performed at your own costs unless the installation fee is included in the retailer’s price. • Samsung takes no responsibility for the water line installation. If water leaks occur, contact the installer of the water line.
  • Page 61 • The warranty for your refrigerator does not cover the water line installation. The water line installation will be performed at your own costs unless the installation fee is included in the retailer’s price. • Samsung takes no responsibility for the water line installation. If water leaks occur, contact the installer of the water line.
  • Page 62 ■ To repair the water line CAUTION The water line must be repaired by a qualified professional. If you encounter a water leak, contact a local Samsung service centre or the installer of the water line.
  • Page 63 For more information or servicing, contact a licensed plumbing professional. ■ Ordering a new filter To purchase a new water filter (part type: HAFEX/EXP), contact a local Samsung service centre. ■ To mount the water filter into place 1. Attach the lock clips (x2) to appropriate positions under the sink, for instance.
  • Page 64 • Unapproved filters may leak and damage the refrigerator, causing electric shock. Samsung holds no responsibility for any damage that may occur from use of third party water filters. • The filter indicator turns red as a reminder that lets you know it is time to replace the water filter.

  • Page 65: Function For Failure Diagnosis

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-4. Function for failure diagnosis 4-4-1. Test mode (manual operation / manual defrost function) ꞏ If Freezer Key + Alarm Key ard pressed simultaneously for 6 seconds, ALL ON/OFF will blink with 0.5 interval for 4 seconds.
  • Page 66 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-4-2. Self-diagnostic function 1) Self-diagnostic function in the Initial power ON. 1-1) Micom operates self-diagnostic function to check the temperature sensor condition within 1 second when the refrigerator turned On initially.
  • Page 67 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) ■ Self-diagnostics check list Item Trouble contents Diagnostic method Image When measuring the voltage between the Main PCB CN30 F-Sensor Error 3PIN - 7PIN, it should read between 4.5V~1.0V. When measuring the voltage...
  • Page 68 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) ■ Self-diagnostics check list Item Trouble contents Diagnostic method Image Display error during operation of applicable fan The voltage of MAIN PCB CN74 R-FAN Error motor : Feed back signal line...
  • Page 69 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Item Trouble contents Diagnostic method Image Actually, If there is not a Dispenser problem, it is desirable to Panel ↔ Main MICOM MAIN ↔ DISPENSER replace Main and Panel PCB Communication PANEL communication error.
  • Page 70 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-4-4. Display function of Load condition 1) If Freezer Key + Alarm Key are pressed simultaneously for 6 seconds during normal operation, the temperature setting display of fridge and freezer compartments will blink ALL ON/OFF with 0.5 for 4 seconds.
  • Page 71 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) ※ Load mode Check list Part Display (LED) Operation contents R-FAN HIGHEST R-1-ⓐ,ⓑ When R-FAN HIGHEST operates, applicable LED blinks. R-FAN HIGH R-1-ⓐ When R-FAN HIGH operates, applicable LED blinks.
  • Page 72 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-4-5. Exhibition mode setting function (All Regions Except for North America) 1) If Fridge Key + Alarm Key are pressed simultaneously for 6 seconds, ALL ON/OFF will blink with 0.5 interval for 4 seconds.
  • Page 73 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-4-6. MAC Address Display Mode 1) This function is to display the MAC address of the Refrigerator Wi-Fi module, and consecutively displays the MAC address on the Freezer (F Compartment) Temperature Display Part for one minute.
  • Page 74 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-3-7. Option setting function If Freezer Key + Alarm Key are pressed simultaneously for 6 seconds during mormal operation, ALL ON/OFF will blink with 0.5 interval for 4 seconds. If take the finger off from above keys and press Freezer, Fridge and Freezer compartments temperature display will be changed to operion setting mode.
  • Page 75 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) Code Reference Value 1) For example, if you want to change freezer compartment standard temperature to -2°C by operating option, do as below. This function is for changing the standard temperature.
  • Page 76 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-4-8. Option TABLE 1) Temperature changing table of freezer compartment Set item Freezer Temp Shift Reference Fridge Room 7-SEG Value Setting value Code Reference Value Temp. compartment compensation Code 0.0°C -0.5°C...
  • Page 77 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3) Ice Tray water supply of freezer compartment Ice Maker (In DISPENSER MODEL with flow sensor Only features) Set item FZ-Room ICE TRAY Reference Fridge Room 7-SEG Value Setting value...
  • Page 78 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 6) Minimum Comp RPM shifting. - This option is rising minimum Comp RPM. As this option is applied, Comp operation. Set item Minimum Comp RPM setting Reference Fridge Room 7-SEG...
  • Page 79 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 8) Operation rate changing table of dispenser heater. Set item Dispenser Heater Rate Reference Fridge Room 7-SEG Value Setting value FZ compartment Rate change Code +0.0% + 20% operation ( up to 100% )

  • Page 80: Diagnostic Method According To The Trouble Symptom(Flow Chart)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-5. Diagnostic method according to the trouble symptom(Flow Chart) DATA1.Temperature table Resistance value and MICOM port voltage of sensor according to the temperature SENSOR CHIP : based on PX41C, PX41C, 502AT/ 103**(ICE MAKER SENSOR(MOLD)/FULL UP, 20Kohm...
  • Page 81 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) DATA2. Humidity Sensor table - Voltage output table @23°…, 5Vdc --- HTG3515CH/HTG3535CH RH(Temperature compensate ) = RH (Relative Humidity ) + ( Temp(°C) °© 23°C) x 0.05 Voltage Resistance Voltage...
  • Page 82 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-5-1. Power Not Supplied (SMPS PCB) Output terminal 1. 12V 2.12V 3. GND 4. GND 5. 5V Input terminal Start AC input power and high voltage of DC 310V or higher...
  • Page 83 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-5-2. Unable to Defrost Start F-DEF Sensor is normal (with Self Diagnosis) Replace the sensor. F-DEF Heater is normal CN70 Check Thermistor, Heater and their connectors Defrost Sensor Temp is lower than -5°C...
  • Page 84 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-5-3. Self-Diagnosis Error (Defective Sensor) When there is sensor error, display panel show that. When it occurs during the initial power on time, display panel keeps blinking relevant 7-SEG and the refrigerator go into the emergency operation mode.
  • Page 85 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-5-4. When Alarm Sound continues (Buzzer Sound) 1) When "DingDong" sound continues Start Door is ajar Door is closed completely? Romove causes after comprehending the condition of Closed well interference by door gasket or food etc.
  • Page 86 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 3) If a buzzer does not sound This model has a buzzer on the Panel PBA. If the buzzer does not sounds when button is pressed, Forced Operation, door open and disconnection with Main PBA, check out defective soldering on PBA or buzzer damage.
  • Page 87 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-5-5. When PANEL PBA operates abnormally 1) When PANEL PBA does not light up or partially does Start if display in fridge does not The connector at the light up or partially does, Freezer upper hinge cover is inserted skip the step.
  • Page 88 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-5-6. When Fan does not operate - This model has BLDC FAN motor. BLDC motor is driven by DC7~12V - F-Fan motor usually runs together with the Compressor. Once the door is open and closed at high ambient temperature, F-Fan motor put off its operation for one minute.
  • Page 89 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-5-7. When the internal lamp of the freezer/fridge does not light up Model with light bulb applied Caution 1. Turn off the power for repair because there is risk of electric shock when replacing the internal lamp.
  • Page 90 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-5-8. 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.
  • Page 91 This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 4-5-9. When the Wi-Fi does not work properly "[refrigerator] Samsung" appears from the AP List in SET AP mode.

  • Page 92: Pcb Diagram

    This document cannot be used without Samsung's authorization 5. PCB DIAGRAM PRECAUTIONS(SAFETY WARNINGS) 5-1. PBA Layout with part position Ⓗ Ⓘ Ⓖ Ⓐ Ⓕ Ⓔ Ⓒ Ⓚ Ⓙ Ⓑ Ⓓ A. Diode option setting. B. Step valve & LED Room lamp controlling circuit.

  • Page 93: Pba Layout With Part Position (Lc3_3050 Inverter Pba)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 5-2. PBA Layout with part position (LC3_3050 Inverter PBA) 1. PCB Power Supply : From the AC Input Voltage(115V/220V), it supplies DC 15V and 5V to the Inverter circuit for the Compressor control.

  • Page 94: Connector Layout With Part Position (Main Board)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 5-3. Connector Layout with part position (Main Board)

  • Page 95: Connector Lay Out With Part Position (Lc3_3050 Inverter Pba)

    This document cannot be used without Samsung's authorization PRECAUTIONS(SAFETY WARNINGS) 5-4. Connector Lay out with part position (LC3_3050 Inverter PBA) 5-4-1. 220V AC IN 1 : DC 5V 2 : GND 3 : COMP. RPM 4 : COMP. Feedback 5-4-2. 110V AC IN 1.

  • Page 96: Wiring Diagram

    This document cannot be used without Samsung's authorization 6. WIRING DIAGRAM 6-1. Model : 2 Door, In-Door Ice Maker (RS68N82*, RS68N83*, RS6GN82*, RS6GN83*)

  • Page 97: Model : 2 Door, In-Cabi Ice Maker (Rs67N82*, Rs67N83*)

    This document cannot be used without Samsung's authorization WIRING DIAGRAM 6-2. Model : 2 Door, In-Cabi Ice Maker (RS67N82*, RS67N83*)

  • Page 98: Model : 2 Door, Basic (Rs66N81*)

    This document cannot be used without Samsung's authorization WIRING DIAGRAM 6-3. Model : 2 Door, Basic (RS66N81*)

  • Page 99: Block Diagram

    This document cannot be used without Samsung's authorization 7. BLOCK DIAGRAM 7-1. DISPENSER + INDOOR I/M + PLUMBING...

  • Page 100: Dispenser + Indoor I/M + Non-Plumbing

    This document cannot be used without Samsung's authorization BLOCK DIAGRAM 7-2. DISPENSER + INDOOR I/M + NON-PLUMBING...

  • Page 101: Dispenser + Incabi I/M + Plumbing

    This document cannot be used without Samsung's authorization BLOCK DIAGRAM 7-3. DISPENSER + INCABI I/M + PLUMBING...

  • Page 102: Dispenser

    This document cannot be used without Samsung's authorization BLOCK DIAGRAM 7-4. NO DISPENSER...

  • Page 103: Inverter Block Diagram

    This document cannot be used without Samsung's authorization BLOCK DIAGRAM 7-5. Inverter Block Diagram...

  • Page 104: Model Code Table

    This document cannot be used without Samsung's authorization 8. MODEL CODE TABLE Digit 12 13 14 Type Capacity Series I Year Series II Exterior Option Interior Option Energy Color Model / E U Code I&W Disp. / 2Door + N 2018...
  • Page 105 Asia: gspn2.samsungcsportal.com North & Latin America: gspn3.samsungcsportal.com China: china.samsungportal.com - This Service Manual is the property of Samsung Electronics Co., Ltd. Any unauthorized use of this Manual is punishable under the applicable International or domestic law. © Samsung Electronics Co., Ltd.

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