Samsung RL60GG Series Service Manual
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Samsung RL60GG Series Service Manual

Bottom mounted freezer type
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REFRIGERATOR
RL60GQ*/G*/
RL60GL* /S*
Z*/H*/E*
RL56GR*/H*/E*
RL56GP*/W*
For the latest information, Please access to our service web site
•Europe,Mideast,Africa : http://gspn1.samsungcsportal.com
•Asia : http://gspn2.samsungcsportal.com
•North America : http://gspn3.samsungcsportal.com
REFRIGERATOR
BOTTOM MOUNTED FREEZER TYPE
BASIC MODEL : RL60GG*
MODEL NAME : RL56GE*/H*/P*/R*/S*
RL58GQ*/R*/
RL58GP*/W*
H*/E*
RL56GS*
RL58GE*/H*/P*/Q*/R*/W*
RL60GE*/G*/H*/L*/Q*/S*/Z*/J*
CONTENTS
2. PRODUCT SPECIFICATIONS ......................... 6
3. DISASSEMBLY & REASSEMBLY ................. 13
4. TROUBLE SHOOTING ................................. 31
5. PCB DAIGRAM ............................................ 70
6. WIRING DIAGRAM ...................................... 81
7. CIRCUIT DIAGRAM ..................................... 86
8. REFERENCE INFORMATION ...................... 93

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Summary of Contents for Samsung RL60GG Series

  • Page 1: Table Of Contents

    REFRIGERATOR BOTTOM MOUNTED FREEZER TYPE BASIC MODEL : RL60GG* MODEL NAME : RL56GE*/H*/P*/R*/S* RL58GE*/H*/P*/Q*/R*/W* RL60GE*/G*/H*/L*/Q*/S*/Z*/J* REFRIGERATOR CONTENTS 1. PRECAUTIONS (SAFETY WARNINGS) ..4 2. PRODUCT SPECIFICATIONS ......6 3. DISASSEMBLY & REASSEMBLY ....13 4. TROUBLE SHOOTING ......... 31 RL60GQ*/G*/ RL60GL* /S* RL58GQ*/R*/ RL58GP*/W*...
  • Page 2 The manufacturer or dealer cannot be responsible for the interpretation of this information. All rights reserved. This service guide may not be reproduced in whole or in part in any form without written permission from the SAMSUNG ELECTRONICS Company.
  • Page 3 1. PRECAUTIONS (SAFETY WARNINGS) ● Upon electronic Control system repair/change, make sure the set unplugged. Be ware of electric shock. ● Use rated electronic Control equipment. Make sure to check out ModeL name, Rated voltage, Rated current, Operation Temp, etc. ●...

  • Page 4: Precautions (Safety Warnings)

    1. PRECAUTIONS (SAFETY WARNINGS) Read all instructions before repairing the product and keep to the instructions in order to prevent danger or property damage. CAUTION/WARNING SYMBOLS DISPLAYED SYMBOLS means Prohibition”. Indicates that a Warning danger of death means Do not disassemble”. or serious injury exists.
  • Page 5 1. PRECAUTIONS (SAFETY WARNINGS) ❈ Please ler users know following warnings & cautions in detail. Warning & Caution Do not allow users to store pharmaceutical Do not allow users to store narrow and Do not allow users to put bottles or kinds of lengthy bottles or foods in a small multi- products, scientific materials, etc., in the glass in the freezer.

  • Page 6: Product Specifications

    2. PRODUCT SPECIFICATIONS 2-1) Introduction of main function ······································································· 7 2-2) Model Specification ······················································································ 8 2-3) Electiric Part Specification ·········································································· 10 2-4) Dimension (mm) ··························································································· 12...

  • Page 7: 2-1) Introduction Of Main Function

    2. PRODUCT SPECIFICATIONS 2-1) Introduction of main function SAMSUNG refrigerator has the following characteristics. ● Characteristics Specification • This products protects the environment by using the R600a refrigerant and the Environment-friendly cyclopentane blowing agent fridge/freezer using R600a • Properties :ODP(Ozone Depletion Potential):0GWP : Lowest...

  • Page 8: 2-2) Model Specification

    2. PRODUCT SPECIFICATIONS 2-2) Model Specification...
  • Page 9 2. PRODUCT SPECIFICATIONS This operation instruction covers various models. NOTE The characteristics of your appliance may differ slightly from those described in this manual.

  • Page 10: 2-3) Electiric Part Specification

    2. PRODUCT SPECIFICATIONS 2-3) Electric Parts Specification...
  • Page 11 2. PRODUCT SPECIFICATIONS Items Specification Model RL60/RL58/RL56 Model Temperature Selection ON(°C) OFF(°C) -23°C -20.5 -25.5 THERMISTOR (Freezer sensor) -20°C -19.0 -21.0 502AT -17°C -16.0 -18.0 Model Temperature Selection ON(°C) OFF(°C) 1°C THERMISTOR (Fridge sensor) 3°C 502AT 5°C 6°C 4°C First Defrost Cycle (Concurrent defrost of F and F) 6hr ±10min Defrost Cycle(FRE) 6 ~ 53hr (vary according to the conditions used)

  • Page 12: 2-4) Dimension (Mm)

    2. PRODUCT SPECIFICATIONS 2-4) Dimensions (mm) RL60 RL58 RL56 2010 1920 1850...

  • Page 13: Disassembly & Reassembly

    3. DISASSEMBLY & REASSEMBLY 3-1) PRECAUTION ······························································································· 14 3-2) Assy Door ···································································································· 15 Removing the Refrigerator Door ································································ 15 Removing the Freezer Door ········································································ 16 3-3) Door Sub parts ···························································································· 17 3-4) Refrigerator Compartments ······································································· 19 3-5) Freezer Compartments ··············································································· 23 3-6) Machine Compartments ·············································································...

  • Page 14: 3-1) Precaution

    3. DISASSEMBLY & REASSEMBLY 3-1) PRECAUTION • Unplug the refrigerator before cleaning and making repairs. • Do not dissemble or repair the refrigerator by yourself. - You run risk of causing a fire, malfunction and/or personal injury. • Remove any foreign matter or dust from the power plug pins. - Otherwise there is a risk of fire.

  • Page 15: 3-2) Assy Door

    3. DISASSEMBLY & REASSEMBLY 3-2) Assy Door Removing the Refrigerator Door PART NAME FIGURE DESCRIPTION 1. With the door closed, remove the Cover wire Door(①) and Cover Hinge B(②) using a flat- head screwdriver and philips-head screwdriver, and then disconnect the wires(③). Be careful of injury.

  • Page 16: Removing The Freezer Door

    3. DISASSEMBLY & REASSEMBLY Removing the Freezer Door PART NAME FIGURE DESCRIPTION 1. Lay the Refrigerator on the floor. Take care when removing the door to ensure that it does not fall on you. Removing the Freezer 2. Take off the Foot front(①) by turning to Foot Door front , and then remove hinge screws(②) by counter-clockwise.

  • Page 17: 3-3) Door Sub Parts

    3. DISASSEMBLY & REASSEMBLY 3-3) Door Sub parts PART NAME FIGURE DESCRIPTION - TACT/BAR TYPE 1. Remove inlay film as shown. 2. Insert a flat-head screwdriver on the slot as shown,and unlock the tabs. Control 3. Disconnect the wire connector. Panel When diassembling, make sure the unit turned off.
  • Page 18 3. DISASSEMBLY & REASSEMBLY PART NAME FIGURE DESCRIPTION Water Dispenser 1. Hold the top as shown in the picture and (Frige Option remove it by pulling it forward. Item) Water Tank 2.. Hold it at both sides as shown in the picture (Frige Option and remove it by liftiing it up.

  • Page 19: 3-4) Refrigerator Compartments

    3. DISASSEMBLY & REASSEMBLY 3-4) Refrigerator Compartments PART NAME FIGURE DESCRIPTION These shelves allow the storage of larger items Glass and pull out for easy access. Shelf 1. Lift it up and pull the shelf out to the front. Drawers are designed for storage of fruits, vegetables and deli items.
  • Page 20 3. DISASSEMBLY & REASSEMBLY PART NAME FIGURE DESCRIPTION 1. Remove all shelves, plastic drawer and Cool- Select Zone drawer. 2. Remove 2 screws of refrigerator and pull on one side of refrigerator as shown. 3. Disconnect the 2 wire connectors as shown. Assy Cover Multi...
  • Page 21 3. DISASSEMBLY & REASSEMBLY PART NAME FIGURE DESCRIPTION 1. Disassemble Refrigerator Compartment COVER-LAMP while pressing down the Refrigerator threshold. Lighit Top 2. Take off LED-LAMP while pressing down CASE-LAMP threshold. 3. Separate LED and the cable. 1. Remove the lamp cover with a flat-blade screwdriver.
  • Page 22 3. DISASSEMBLY & REASSEMBLY PART NAME FIGURE DESCRIPTION The CoolSelect Zone™ thermistor is located Cool Select- inside the back of CoolSelect Zone™ drawer. Zone™ The temperature signal is sent to the Thermistor microprocessor. The door bins allow storage of perishable items. Door Bin 1.

  • Page 23: 3-5) Freezer Compartments

    3. DISASSEMBLY & REASSEMBLY 3-5) Freezer Compartments PART NAME FIGURE DESCRIPTION Upper Drawer Drawers are designed for storage of meat and dry foods. The drawers are located in the lower portion of Plastic the refrigerator. Drawer In Freezer 1. Pull out the drawer as far as it goes. 2.

  • Page 24: 3-6) Machine Compartments

    3. DISASSEMBLY & REASSEMBLY PART NAME FIGURE DESCRIPTION Evaporator is located in the bottom of freezer to produce cold air driven across the evaporator Coils. 1. Take off the ductwork in Freezer. 2. Disconnect the wire connector Evaporator Thermistor (Heater,Bimetal,and Thermistor). In Freezer 3.

  • Page 25: 3-7) Reversing The Door Swing

    3. DISASSEMBLY & REASSEMBLY 3-7) Reversing the Door swing Read these instructions completely and carefully • Before reversing the door,first of all,main power should be switched off.you should take out contents and accessories like door guard from the doors.Be careful not to drop the doors during dissembling or assembling. Warning 1.
  • Page 26 3. DISASSEMBLY & REASSEMBLY PART NAME FIGURE DESCRIPTION 5. Disassemble the COVER WIRE DOOR on the top of the fridge door with a flathead screw driver by putting it into the indicated position(). Be careful not to scratch. 6. Disjoin the COVER WIRE HINGE R from the ASSY HINGE UPP as shown.
  • Page 27 3. DISASSEMBLY & REASSEMBLY PART NAME FIGURE DESCRIPTION ASSY HINGE MID 11. After unscrewing and removing two bolts, disassemble the ASSY HINGE MID. 12. Disassemble the Freezer Door by lifting it upward. Be careful not to drop and scratch the Freezer Door. Disassembly of the freezer door...
  • Page 28 3. DISASSEMBLY & REASSEMBLY PART NAME FIGURE DESCRIPTION Reversing 17. Reattach the HANDLE BARs on the other the handle bar side of doors in reverse order. (Refrigerator /Freezer) 18. Exchange the positions of FOOT FRONT and ASSY HINGE LOW. 19) Raise the Refrigerator . Be careful not to scratch.
  • Page 29 3. DISASSEMBLY & REASSEMBLY PART NAME FIGURE DESCRIPTION 22. Switch the position of the GROMMET HINGE and the CAP HINGE HOLE. Disassembly of the 23. Carefully put the Freezer door back on and freezer door assemble HINGE MID with 2 bolts. A screw will be remained after reversing freezer door.
  • Page 30 3. DISASSEMBLY & REASSEMBLY PART NAME FIGURE DESCRIPTION 27. Reconnect the electric wires and reposition the wires inside of the CABI HIGE HOOK. 28. Reassemble the COVER HINGE A, B after assuring the position of Wires. Assembly of the refrigerator door 29.

  • Page 31: Troubleshooting

    4. TROUBLESHOOTING 4-1) Check-List before Trouble-Shooting 4-1-1) Test Function (Forced Operation / Forced Defrost) ······························· 32 4-1-2) Self-Diagnosis Function ·········································································· 34 4-1-3) Load Status Display Function ································································· 40 4-1-4) Restoration of Previous Settings upon Instant Power Outage ·············· 43 4-1-5) Demo Mode Function for Store Display ·················································· 43 4-1-6) Option Setting Function ··········································································...

  • Page 32: 4-1) Check-List Before Trouble-Shooting

    4. TROUBLESHOOTING 4-1) Check-List before Trouble-Shooting 4-1-1) Test Function (Forced Operation / Forced Defrost) 1. When the Freezer and the Fridge buttons on the display panel are held down for more than 6 seconds, the Panel Display will blink at an interval of 0.5 second for 4 seconds. At this time, release both of the Freezer and the Fridge buttons and press the Freezer button to enter the Test Mode.
  • Page 33 4. TROUBLESHOOTING 2) Test Mode Description 1. Forced Operation Function 1-1) When any button is pressed once at the Test Mode, it enters into the Forced Operation. When it enters into the Test Mode, 'FF' will light up on the 7-segment LED.

  • Page 34: 4-1-2) Self-Diagnosis Function

    4. TROUBLESHOOTING 4-1-2) Self-Diagnosis Function 1) Self-Diagnosis Function upon Initial Power-On 1-1) When the unit is plugged into the power, MICOM diagnoses the status of the temperature sensors in a few minutes. 1-2) If defective sensor is found after Self-Diagnosis, relevant Display LEDs will blink at an interval of 0.5 sec.
  • Page 35 4. TROUBLESHOOTING ERROR MODE Display ERROR Item Display (Refer to Self-Diagnosis Check List) ✻ Self-Diagnosis Check List (7-Segment Display) Category Defect Description ERROR CODE (FREEZER LED) F - SENSOR Defects in Parts related to F-SENSOR R - SENSOR Defects in Parts related to R-SENSOR F - DEF - SENSOR Defects in Parts related to F-DEF-SENSOR EXT - SENSOR...
  • Page 36 4. TROUBLESHOOTING ✻ Self-Diagnosis Error Description Error Item Description Trouble Shooting Code Connector Slipped-Out or Open-Contact, Wire The voltage between MAIN PCB CN30-"3(PNK) F - SENSOR Cut or Short-Circuited, Abnormal Sensing Temp ↔8(YEL)" should within 4.5V~0.5V (higher than +65℃ or lower than -50℃) The voltage between MMAIN PCB CN31- R - SENSOR Same as the above...
  • Page 37 4. TROUBLESHOOTING High Fridge Temperature Display Depending on the error types, relevant temperature LEDs will light on. High Freezer Temperature Display ✻ Self-Diagnosis Check List (Bar-Type Display) Error Code Category Defect Description (Display LED) F-DEF ERROR Defects in Parts related to F-DEF HEATER Freezer High LED EXT-SENSOR Defects in Parts related to EXT-SENSOR...
  • Page 38 4. TROUBLESHOOTING ✻ Self-Diagnosis Error Description Error Item Description Trouble Shooting Code After separating the MAIN PCB CN71 from the PCB, measure the resistance between White ↔ Wire Harness Slipped-Out, Contact Error, Red wires. (The resistance is different F-DEFROST Wire Cut, Defect Temp Fuse. When the depending on the power consumption.) ERROR defrosting does not finish within 70-minute...
  • Page 39 4. TROUBLESHOOTING Error Item Description Trouble Shooting Code Error occurs with Comp. U/V/W Phase (CN501) Comp Startup Short , IPM Pin (#1~33) Short, IPM Operation Failure Error Voltage Drop (lower than DC13.5V) or COMP Check if there is a short between the Comp / CYCLE Defects.

  • Page 40: 4-1-3) Load Status Display Function

    4. TROUBLESHOOTING 4-1-3) Load Status Display Function 1) At the normal operation, press the Freezer + Fridge buttons for 6 seconds. Then, the Freezer and Freezer Temperature Display will blink in an interval of 0.5 second for 4 seconds. 2) At this time, release the Freezer + Fridge buttons and press the Alarm button (it sends out "Ding Dong" sound.) Then, it shifts to the Load Display mode.
  • Page 41 4. TROUBLESHOOTING ✻ Load Mode Check List (7-Segment Display) Category Defect Description ERROR CODE (FREEZER LED) LED On when the ambient Overload Fridge Digit "e" temperature is over 34℃ LED On when the ambient Low Temperature Fridge Digit "f" temperature is lower than 21℃ When the ambient temperature is Normal Condition Fridge Digit "e","f"...
  • Page 42 4. TROUBLESHOOTING ✻ Load Mode Check List (Bar-Type) Category Display LED (On) Description COMP Freezer High LED When the Comp. operates F-DEFROST HEATER Freezer Mid-High LED When the F-Defrost Heater is on R-DAMPER Freezer Mid LED When the R-Damper is open When the Ambient Temp is over OVERLOAD Freezer Low-Mid LED...

  • Page 43: 4-1-4) Restoration Of Previous Settings Upon Instant Power Outage

    4. TROUBLESHOOTING 4-1-4) Restoration of Previous Settings upon Instant Power Outage 1) If the Display Panel is initialized by the instant power outage, it will cause customer inquiries. To prevent this, when the power is restored, the previous settings will be restored or reset based on the inside temperature of the unit.

  • Page 44: 4-1-6) Option Setting Function

    4. TROUBLESHOOTING 4-1-6) Option Setting Function 1) At the normal operation, press the Freezer + Fridge buttons for 6 seconds. Then, the Freezer and Fridge Temperature Display will blink in an interval of 0.5 second for 4 sec. 2) At this time, release the Freezer + Fridge buttons and press the Fridge button (it sends out "Ding Dong" sound.) Then, it shifts to the Option Setting Mode.
  • Page 45 4. TROUBLESHOOTING Option Mode & Button Operation Description Indicating the selected item number Indicating the set value of the selected item Item Number Decrease Item Number Increase Set Value Increase (Rotating) 7-Segment BAR-TYPE ✻ The Bar Type Panel shows the set value with the following LED patterns (Binary Type). Value High ...
  • Page 46 4. TROUBLESHOOTING ● When the Display Panel converts to the Option Setting mode, the entire Display except the Fridge as shown below Temp LED goes off. Freezer Temp Setting Fridge Temp Setting 1) For example, if you want to shift the standard temp of the Freezer compartment by -2℃, follow the steps below.

  • Page 47: 4-1-7) Option Table

    4. TROUBLESHOOTING 4-1-7) Option Table Note There are other option setting functions. But, it's got to do with the performance of the unit, not for repair purposes. So, they are not handled in this manual. (Except those described in this manual, do not change other values.) 1) Freezer Temp Shift Table Setting Item Freezer Temp Shift...
  • Page 48 4. TROUBLESHOOTING 2) Fridge Temp Shift Table Setting Item Fridge Temp Shift Location : Fridge Temp LED Option Item Setting Value Option Value Freezer Temp Ex) When shifting the Fridge default temp by +2.0℃ -0.5℃ -1.0℃ -1.5℃ -2.0℃ -2.5℃ -3.0℃ -3.5℃...
  • Page 49 4. TROUBLESHOOTING 4-2) Troubleshooting Flow-Chart by Symptoms 4-2-1) Troubleshooting for Self-Diagnosis Errors ············································· 51 4-2-2) When the Freezer Fan does not operate (BLDC Motor) ························ 55 4-2-3) When the C-Fan does not operate (BLDC Motor) ·································· 56 4-2-4) When Defrost does not work (F DEF Heater) ········································· 57 4-2-5) When there is no Power in Inverter PCB (Inverter Comp) ·····················...

  • Page 50: 4-2) Troubleshooting Flow-Chart By Symptoms

    4. TROUBLESHOOTING 4-2) Troubleshooting Flow-Chart by Symptoms DATA1.Temp Table Conversion Table - Temperature/MICOM PORT Voltage/Resistance SENSOR CHIP : PX41C Voltage Ω Voltage Ω Voltage Ω ℃ ℉ ℃ ℉ ℃ ℉ 4.694 153319 3.107 16419 1.153 2997 -56.2 4.677 144794 24.8 3.057 15731...

  • Page 51: 4-2-1) Troubleshooting For Self-Diagnosis Errors

    4. TROUBLESHOOTING 4-2-1) Troubleshooting for Self-Diagnosis Errors - The Display Panel shows the Sensor Error and, when the unit is plugged in and there are sensor errors, the unit does not operate and 7-segment bars related to the defective sensors keep blinking. - When sensor defects occur during the operation, the unit keeps working.
  • Page 52 4. TROUBLESHOOTING 2) When the R-Sensor is defective ERROR CODE Start MAIN PCB Connector CN30 is inserted properly? Connector contact defect / Reconnect 7-Segment BAR-TYPE R Sensor is DATA1. Temp Table normal? ** Sensor Resistance Reading Location ** Replace Temp Sensor R : Between CN30 #5 and CN72 #10 ** 0Ω...
  • Page 53 4. TROUBLESHOOTING 3) When the DEF-Sensor is defective ERROR CODE Start MAIN PCB Connector CN30 is inserted properly? Connector contact defect / Reconnect 7-Segment BAR-TYPE F-DEF Sensor is DATA1. Temp Table normal? ** Sensor Resistance Reading Location ** Replace Temp Sensor F-DEF : Between CN30 #4 and CN72 #10 ** 0Ω...
  • Page 54 4. TROUBLESHOOTING 4) When the EXT-Sensor is defective ERROR CODE Start MAIN PCB Connector CN30 is inserted properly? Connector contact defect / Reconnect 7-Segment BAR-TYPE EXT Sensor is DATA1. Temp Table normal? ** Sensor Resistance Reading Location ** Replace Temp Sensor Ambient : Between CN30 #6 and CN72 #10 ** Located in the PCB Box Voltage between...

  • Page 55: 4-2-2) When The Freezer Fan Does Not Operate (Bldc Motor)

    4. TROUBLESHOOTING 4-2-2) When the Freezer Fan does not operate (BLDC Motor) - This refrigerator uses the BLDC Fan Motor. (OPTION) The BLDC Motor operates with DC 7~12V. - The F-Fan motor generally runs together with the compressor. ☞ When checking with the Self Diagnosis F FAN ERROR Start The Compressor is Off.

  • Page 56: 4-2-3) When The C-Fan Does Not Operate (Bldc Motor)

    4. TROUBLESHOOTING 4-2-3) When the C-Fan does not operate (BLDC Motor) - This refrigerator uses the BLDC Fan Motor. (OPTION) The BLDC Motor operates with DC 7~12V. - The F-Fan motor generally runs together with the compressor. ☞ When checking with the Self Diagnosis C FAN ERROR Start The Compressor is Off.

  • Page 57: 4-2-4) When Defrost Does Not Work (F Def Heater)

    4. TROUBLESHOOTING 4-2-4) When Defrost does not work (F DEF Heater) - When there is a trouble in defrosting, select the Self-Diagnosis function before turning off the unit. And, check if there is any defect in the Defrost Heater. If not, plug out the unit and do the Trouble-Shooting. (Refer to the Self-Diagnosis function and check the details) Start ** Heater Resistance Reading Location **...

  • Page 58: 4-2-5) When There Is No Power In Inverter Pcb (Inverter Comp)

    4. TROUBLESHOOTING 4-2-5) When there is no Power in Inverter PCB (Inverter Comp ) G/H/L/P/R/Z Option Caution - To check the MAIN PCB, refer to There is AC230V or DC300V at the the Operation and 'Refer' sections Start MAIN PCB Power Circuit. in this manual So, be cautious when repairing the unit or measuring values.

  • Page 59: 4-2-6) When There Is No Power In Inverter Pcb (Inverter Comp)

    4. TROUBLESHOOTING 4-2-6) When there is no Power in Inverter PCB (Inverter Comp ) Q/J-OPTION Caution - To check the MAIN PCB, refer to There is AC230V or DC300V at the the Operation and 'Refer' sections Start MAIN PCB Power Circuit. in this manual So, be cautious when repairing the unit or measuring values.

  • Page 60: 4-2-7) When There Is No Power In Main Pcb (Ac Comp)

    4. TROUBLESHOOTING 4-2-7) When there is no Power in Main PCB (AC Comp) - When checking the MAIN PCB, Start Caution refer to the Operation descriptions There is AC230V or DC310V and the "Reference" section. at the MAIN PCB Power Circuit.

  • Page 61: 4-2-8) When Compressor Does Not Operate (Inverter Comp)

    4. TROUBLESHOOTING 4-2-8) When Compressor does not Operate (Inverter Comp) Start 7 minutes passed since Comp Off? Refer to Test Function in this Check after 7 minutes manual Compressor runs upon Forced Operation Forced Operation occurred? (Make sure to check after performing Forced Operation) Freezer Sensor is normal?

  • Page 62: 4-2-9) When Compressor Does Not Operate (Ac Comp)

    4. TROUBLESHOOTING 4-2-9) When Compressor does not Operate (AC Comp) Start 7 minutes passed since Comp Off? Refer to Test Function Check after 7 minutes Compressor runs upon Forced Defrost Forced Operation occurred? (Make sure to check after Freezer Sensor is performing Forced Operation) normal? IC10 MICOM #29 is...

  • Page 63: 4-2-10) When The Unit Keeps Alarming (Buzzer Sound)

    4. TROUBLESHOOTING 4-2-10) When the unit keeps alarming (Buzzer Sound) Reference 1. Fridge / Freezer Door Open Alarm : It sends out an alarm sound when it passes over 2 minutes after the door is open. And, when the door remains open, it will keeps alarming every minute. 2.
  • Page 64 4. TROUBLESHOOTING ③ No Buzzer Sound This model has a buzzer affixed on the MAIN PCB.(Except SEMI LED Model) If there is no buzzer sound upon button press, Forced Operation or Door Open, disconnect MAIN PCB and check if the buzzer is damaged or there is any defective soldering. (If it is not a soldering problem, it is recommended replacing MAIN PCB due to difficulties in repairing) ✻...

  • Page 65: 4-2-11) When Panel Pcb Operates Abnormally

    4. TROUBLESHOOTING 4-2-11) When PANEL PCB operates abnormally ① When PANEL PCB does not light up or partially does Start Refer to Circuit Diagram attached in this manual and The connector at the check the circuit diagram Freezer upper hinge cover attached on the back of the is inserted properly.

  • Page 66: 4-2-12) When The Room Lamp (Led) Does Not Light Up

    4. TROUBLESHOOTING 4-2-12) When the Room Lamp (LED) does not light up When the Room Lamp is controlled with a 12V Regulator (Ex. Fridge LED LAMP) → It is used in the Fridge (Option) Start Door & MICOM State MICOM(#34) Door Right and Left DOOR S/W works...

  • Page 67: 4-2-13) When Fridge Damper Does Not Work

    4. TROUBLESHOOTING 4-2-13) When Fridge Damper does not work Start DAMPER is under a working condition. Forced Operation, Temp Increased Damper operates with DOOR S/W closed. DAMPER is good Door & MICOM State Door MICOM(#60) DOOR S/W is good Close Replace DOOR S/W Open Fridge temp satisfies...

  • Page 68: 4-2-14) When Csz Room Damper Does Not Work

    4. TROUBLESHOOTING 4-2-14) When CSZ Room Damper does not work Start DAMPER is under a working condition. Forced Operation, Temp Increased CSZ temp satisfies the set temp Check Wiring & PCB MAIN Shift Set Temp [Set lower than the current temp] MAIN PCB Connector CN75 is inserted normal MICOM &...

  • Page 69: 4-2-15) Troubleshooting Based On Led Blinking Frequency

    4. TROUBLESHOOTING 4-2-15) Troubleshooting based on LED Blinking Frequency When the Failure Condition occurs, the Compressor will immediately stop if the Compressor is running and there will be a 5 minute standby. During the 5 minute standby, RPM signals will be ignored. That is, even though the Inverter PCB receives the RPM signals, the Compressor does not work.

  • Page 70: Pcb Daigram

    5. PCB DIAGRAM 5-1) PART Layout (Main Board) 5-1-1) Q/G/J-OPTION 1. It controls the Coolselect Zone Damper and Heater. 2. It controls the Fridge Damper and Heater. 3. Section for Diode Option Setting 4. EEPROM : Storing/Writing various data. 5. This Relay Section controls the AC Load and operates by receiving the driving signals for Micom via the Sink IC.
  • Page 71 5. PCB DIAGRAM 5-1-2) R/P/Z/H/L Option 1. Inverter COMP. Signal Circuit 2. It controls the Fridge Damper and the Damper Heater (Option). 3. It is the Diode Option setting circuit for option setting. 4. EEPROM : It stores various kinds of data. 5.
  • Page 72 5. PCB DIAGRAM 5-1-3) W/E/S Option 1. It controls the Coolselect Zone Damper and the Damper Heater. 2. It controls the Fridge Damper and the Damper Heater (OPTION). 3. It is the Diode Option setting circuit for option setting. 4. EEPROM : It stores various kinds of data. 5.
  • Page 73 5. PCB DIAGRAM 5-2) Parts Layout (Inverter Board) G/H/L/P/R/Z Option 1. PCB Power Supply : Circuit changing the input power to the fridge control power with SMPS. After converting to 12V and 5V, supply them to Main PBA. After converting to 15V and 5V, use them for Inverter control. 2.
  • Page 74 5. PCB DIAGRAM 5-2) Parts Layout (Inverter Board) Q/J-OPTION 1. PCB Power Supply : Circuit changing the input power to the fridge control power with SMPS. After converting to 12V and 5V, supply them to Main PBA. After converting to 15V and 5V, use them for Inverter control. 2.
  • Page 75 5. PCB DIAGRAM 5-3) Connector Layout and Description (Main Board) 5-3-1) Q/G/J-OPTION...
  • Page 76 5. PCB DIAGRAM 5-3-2) R/P/Z/H Option...
  • Page 77 5. PCB DIAGRAM 5-3-3) L Option...
  • Page 78 5. PCB DIAGRAM 5-3-4) W/E Option...
  • Page 79 5. PCB DIAGRAM 5-4) Connector Layout & Description (Inverter Board) AC IN Comp G/H/L/P/R/Z Option AC IN Comp Q/J-OPTION AC IN Comp AC IN Comp...
  • Page 80 5. PCB DIAGRAM 5-5) IPM Diode Voltage IPM DIODE VOLTAGE...

  • Page 81: Wiring Diagram

    6. WIRING DIAGRAM 6-1) Q/G/J-OPTION...
  • Page 82 6. WIRING DIAGRAM 6-2) R/P/Z/H Option...
  • Page 83 6. WIRING DIAGRAM 6-3) L Option...
  • Page 84 6. WIRING DIAGRAM 6-4) W/E Option...
  • Page 85 6. WIRING DIAGRAM 6-5) S Option...

  • Page 86: Circuit Diagram

    7. CIRCUIT DIAGRAM 7-1) Schematic Diagram (PBA Main) 7-1-1) Q/G/J-OPTION...
  • Page 87 7. CIRCUIT DIAGRAM 7-1-2) R/P/Z/H/L Option...
  • Page 88 7. CIRCUIT DIAGRAM 7-1-3) W/E/S Option...
  • Page 89 7. CIRCUIT DIAGRAM 7-2) Schematic Diagram (PBA Inverter)
  • Page 90 7. CIRCUIT DIAGRAM 7-3) Block Diagram (PBA Main)
  • Page 91 7. CIRCUIT DIAGRAM 7-4) Block Diagram (PBA Inverter) G/H/L/P/R/Z Option...
  • Page 92 7. CIRCUIT DIAGRAM 7-5) Block Diagram (PBA Inverter) Q/J Option...

  • Page 93: Reference Information

    8. REFERENCE INFORMATION 9-2) Nomenclatrue...
  • Page 94 Gwangju-City, Korea, 506-253 TEL : 82-62-950-6193, 6896 FAX : 82-62-950-6829 - 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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