Samsung RF23HT Series Service Manual Download Page 19

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Product Specifications

2-6) Optional Material Specification

Part Name

Part Code

AMOUNT

ASSY-PACKING SUB

DA99-03490L

LED LAMP REF

DA97-12606A

LED LAMP CASE-VEG R, L

DA41-00519S

LED LAMP REF(SIDE)

DA41-00519Q

LED LAMP FRE

DA41-00676G

ASSY LAMP LED

DA96-01119A

ASSY CASE LAMP-REF

LEFT

DA97-14543B

Summary of Contents for RF23HT Series

Page 1: ...RF23HTEDBSR EF RF23HTEDBSR EU RF23HTEDBSR EO REFRIGERATOR REFRIGERATOR CONTENTS 1 PRECAUTIONS SAFETY WARNINGS 5 2 PRODUCT SPECIFICATIONS 9 3 DISASSEMBLY AND REASSEMBLY 25 4 TROUBLESHOOTING 60 5 PCB DIAGRAM 111 6 WIRING DIAGRAM 116 7 BLOCK DIAGRAM 117 8 MODEL CODE TABLE 119 ...

Page 2: ...ppliance may result in personal injury and property damage The manufacturer or dealer cannot be responsible for the interpretation of this information SAMSUNG ELECTRONICS AMERICA INC Technical Service Guide Copyright 2014 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: ...reezer Flex zone 30 3 5 Refrigerator Light 31 3 6 Cover Display Water Dispenser 32 3 7 Water Dispenser 33 3 8 Glass Shelf 34 3 9 Foldable Glass Shelf 34 3 10 Vegetable Fruit Drawers Shelf 35 3 11 Cool Select Pantry 36 3 12 Cover Slide Pantry 37 3 13 Case Water Filter 38 3 14 Motor Damper 39 3 15 Water Filter Assembly Disassembly 40 3 16 Gallon Door Bin 40 3 17 Door Bin left Middle 41 3 18 Vertical...

Page 4: ...the trouble symptom Flow Chart 77 5 PCB DIAGRAM 111 5 1 PBA Layout with part position 112 5 2 PBA Layout with part position Inverter Board 113 5 3 Connector Layout with part position Main Board 114 5 4 Connector Layout with part position Inverter Board 115 6 Wiring Diagram 116 6 1 Model RF23HT 116 7 Block Diagram 117 7 1 Whole block diagram 117 8 Model code table 119 8 1 RF23HT 119 ...

Page 5: ...led properly Check the location where the refrigerator will be used If the refrigerator will be used in a damp or wet space or if installation will be unstable the unit should be relocated The refrigerator must be grounded properly An earth ground should be used if there is a risk of high humidity or wetness The refrigerator should be plugged into a dedicated outlet Make sure the power cord is not...

Page 6: ...t may cause electric shock Warning Warning Caution Caution Unplug Use the rated components on the replacement Check the correct model rated voltage rated current operating temperature and so on On repair make sure that the wires such as harness are bundled tightly Wiring harnesses should be connected tightly and kept dry Bundle tightly wires in order not to be detached by the external force and th...

Page 7: ...things to fall down which may cause injury Prohibition Warning Caution Consumers must not try to repair the refrigerator Electrical and mechanical parts could injure the consumer Do not disassemble The refrigerator should be plugged into a dedicated outlet Multiple plugs in the outlet could cause excessive heat or fire Prohibition Make sure the power cord is not damaged or crushed A damaged cord c...

Page 8: ...me height as the rest of the flooring This surface should be strong enough to support a fully loaded refrigerator FLOORING Protect the finish of the flooring Cut a large section of the cardboard carton and place under the refrigerator where you are working When moving be sure to pull the unit straight out and push back in straight MOVING ...

Page 9: ...nterior Views 13 2 4 Model Specification 14 2 5 Dimensions of Refrigerator Inches 18 2 6 Optional Material Specification 19 2 7 Refrigerant Route in Refrigeration cycle 20 2 7 1 PRINCIPLE OF FREEZEER 21 2 7 2 Operation theory of refrigeration cycle components 22 2 8 Cooling Air Circulation 24 ...

Page 10: ... system the freezer and the refrigerator are cooled individually as required and are therefore more efficient Food odor from the refrigerator does not affect food in the freezer due to separate air flow circulation Electronic control from outside of Pantry Cover Adjustable temperature control around 41 5 Deli around 38 3 Fresh around 34 1 Chilled Temperature control from outside of the Pantry user...

Page 11: ...ridge doors Easy Handle System Ez open Freezer Door Ergonomic Door Design The freezer door is more user friendly So it comes as much convenient Drawer The dimension of the right side drawer is 6 4 H x W with the shelf being raised So the right side drawer can be pulled out with the left door closed lce Maker 6 cubes ice maker Refrigerator ...

Page 12: ...2 C Refrigerator 44 7 C 34 1 C Freezer 5 15 C 8 23 C Run Time 40 80 REFRIGERATION SYSTEM efrigerant Charge R 134a 5 64 oz 160g Compressor MKV190C L2B 1314 Btu hr 0 385 kw Compressor Oil Freol α 15c R Capillary tube Dia Length 0 032 118 0 82mm 3 500mm INSTALLATION Clearance must be provided for air circulation AT TOP 1 25mm AT SIDES 1 25mm AT REAR 2 50mm REFRIGERATOR Fan Fan Fan Fan Air inlet Air i...

Page 13: ...ce Maker Foldable Shelf Fixed Shelf Vertical Hinged Section Vegetable Fruit Drawers Light FZ Ice Maker Ice Bucket Guard Door Closer Slide Shelf Quick Space Glass Shelf on some models Door Bins Cool Select Pantry PLUS Auto Pull Out Drawer Freezer Drawer Bin ...

Page 14: ...ooling Door Shape Contour Special Room Cool Select Pantry Performance Cooling Speed Min F Room 202 161 R Room 205 0 185 89 6 32 C F Room 31 5 32 8 R Room 1 7 0 9 109 4 43 C F Room 22 0 26 5 R Room 1 9 0 2 Temperature Distribution Fridge F Room 0 4 0 3 R Room 1 3 1 0 Run Time N N 73 65 Noise Sound Power Level 46dB 43 5 ...

Page 15: ...ft 125 ℓ Refrigerator 14 30 Cu ft 405 ℓ Efficiency of Volume 313 Pounds 142 kg Weight Set 326 3 Pounds 148 kg Packing 350 5 Pounds 159 kg Packing Width 38 1 4 Inch 972mm Depth 31 3 16 Inch 792mm Height 76 Inch 1931mm Compressor RECIPROCATE Rated Frequency and Frequency AC 220V 60Hz Refrigerant R600a Foaming Agent C PENTANE Refrigerant Input Amount 5 29 oz 160g Type Refrigerator INDIRECT COOLING ME...

Page 16: ...C 2 F 17 C Refrigerator Model Temperature Selection On F Off F THERMISTOR R SENSOR 502AT 34 F 1 C 36 F 2 C 32 F 0 C 37 F 3 C 39 F 4 C 35 F 2 C 44 F 7 C 46 F 8 C 42 F 6 C Defrost Related Components Defrost Cycle First Defrost Cycle Concurrent defrost of F and R 6hr 10min Defrost Cycle FRE 12 30hr vary according to the conditions used Defrost Cycle REF 6 15hr vary according to the conditions used Pa...

Page 17: ...45PHBYY 82 Temp ON 156 2 16 2 69 9 Temp OFF 257 9 125 5 Rated Voltage AC 230 50Hz Motor BLDC FRE DC12V 2 1W DREP5020LC Motor BLDC REF DC12V 1 92W 3612JL 04W S49 G51 Motor BLDC CIRCUIT DC12V 1 7W DRCP8020LA Motor BLDC ICE ROOM DC12V 1 2W 2606JL 04W S39 UQ1 Auger Motor AC230V 82W ISG 3240SSL Stepping Motor ICE MAKER DC12V DC Stepping Motor Geared Motor DISPENSER AC230 4 0W MVCD15AR81 Motor DAMPER DC...

Page 18: ...6 102mm 17 5 16 440mm 42 15 16 1091mm 9 16 14mm 70 1777mm 1 1 4 30 6mm 3 16 5mm 28 1 2 726mm 31 788mm 35 6 8 908mm 24 9 16 624mm 1 7 8 48mm 50 1 4 1277mm 61 2 3 1568 mm 43 7 8 1116 mm 18 3 4 475mm 2 5 Dimensions of Refrigerator Inches Model RF23HT ...

Page 19: ...fication Part Name Part Code AMOUNT ASSY PACKING SUB DA99 03490L 1 LED LAMP REF DA97 12606A 1 LED LAMP CASE VEG R L DA41 00519S 1 LED LAMP REF SIDE DA41 00519Q 2 LED LAMP FRE DA41 00676G 1 ASSY LAMP LED DA96 01119A 2 ASSY CASE LAMP REF LEFT DA97 14543B 2 ...

Page 20: ...Refrigerant Route in Refrigeration cycle Compressor Sub condenser Pipe hot Pipe cluster rear Dryer Capillary tube Refrigerator Evaporator Pipe cooling Pipe connect R F Freezer evaporator Suction pipe Pipe connect suction Compressor ...

Page 21: ...21 Product Specifications 2 7 1 PRINCIPLE OF FREEZEER ...

Page 22: ...ter at the lower part of product and radiate heat manually by fan Radiate condensed potential heat up to liquefy completely and make change the state without changing the gas temperature itself Pipe thickness Low pressure 6 3mm High pressure 4 7mm Capillary About 0 4 0 8mm Condenser length Based on 300ℓ 26 5 M Assistance 5 M HOT PIPE 6 6 M CLUSTER PIPE 4 17 M Capillary 1 Role A device which makes ...

Page 23: ...ant gas flowed out from evaporator and make high temperature and pressure refrigerant liquid in the compressor and send it to the condenser 2 Type of Condenser a Back and forth motion type A method that pistol makes back and forth motion through shaft and cylinder of motor rotation and compresses Used for household refrigerant b Rotary Type A method that inhales the refrigerant gas through the gap...

Page 24: ...24 Product Specifications 2 8 Cooling Air Circulation ...

Page 25: ...e Water Filter 38 3 14 Motor Damper 39 3 15 Water Filter Assembly Disassembly 40 3 16 Gallon Door Bin 40 3 17 Door Bin left Middle 41 3 18 Vertical Hinged Section 42 3 19 Evaporator Cover In Refrigerator 43 3 20 Evaporator In Refrigerator 44 3 21 Super Extended Drawer 45 3 22 Freezer Door 46 3 23 Ice Maker 47 3 24 Freezer Light 51 3 25 Door Switch In Freezer 51 3 26 Evaporator Cover in the freezer...

Page 26: ...aused by current leakage from the refrigerator Do not put bottles or glass containers in the freezer When the contents freeze the glass may break and cause personal injury Do not store volatile or flammable substances in the refrigerator The storage of benzene thinner alcohol ether LP gas and other such products may cause explosions Water whitening phenomenon All water provided to refrigerators fl...

Page 27: ...ft door hinge To disconnect the connector more easily press the end of the hook and pull connector CAUTION Make sure unit is unplugged 3 Remove the 3 hex head bolts attatched to the upper left and right door hinges with a Wrench 0 4 With a Philips head screwdriver remove the ground screw attatched to the upper left and right door hinges Remove the upper left and right door hinges 4 After pulling t...

Page 28: ... and right door hinges Remove the lower left and right door hinges Part Name How To Do Descriptive Picture Refrigerator Door Right Door 1 Remove the two screw for fix the HINGE UP of IN DOOR 2 Right the Out Door straightly up to remove Remove the Out Door 3 press the end of the hook and pull connector Remove the Housing connector 4 After pulling the Hinge Lever remove the Hinge Remove the hinge af...

Page 29: ...ssembly and Reassembly Part Name How To Do Descriptive Picture Door Handle Fridge 1 Loose Set Screw with 0 1in Hex wrench and pull front the handle 2 Remove the cover vinyl of door 3 3 Door Handle Refrigerator ...

Page 30: ...rt Name How To Do Descriptive Picture Door Handle Freezer 1 Loosen the Set Screw situated at the bottom right of the appliance about 0 1in by using Hex wrench 2 Pull the Set handle out by moving it to the right side CAUTION Be careful not to scratch or break the parts ...

Page 31: ...bly and Reassembly 3 5 Refrigerator Light Part Name How To Do Descriptive Picture Refrigerator Light 1 Press the tabs on the back of the Lamp Cover and take it off 2 Remove the 3 screws And separate the LED panel ...

Page 32: ...rew under the display cover 2 Remove the display cover by pulling it up Put the thumbs on the surface door and hold the bottom of the Display Panel with four fingers And then pull out the Display Panel as shown in the photo to remove it CAUTION Take care not to break the Locking Tabs 3 Disengage the housing connect of display cover ...

Page 33: ...lat blade screwdriver 2 Remove 2 screws of the Case Ice Route Assy 3 Pull the Case Ice Route Assy 4 Assembly shall be in order from the disassembly Make sure to fix the hose to the Case Ice Route before assembling the Display 5 When assembling Cover Display first insert it from upper side and then assemble to bottom side Otherwise the hook can be broken ...

Page 34: ...e How To Do Descriptive Picture Glass Shelf 1 Remove the shelf by lifting the front part of the shelf up and pulling it out 3 9 Foldable Glass Shelf Part Name How To Do Descriptive Picture Foldable Glass Shelf 1 Remove 2 screws of the Folderble Glass Shelf ...

Page 35: ...uit Drawers Shelf Part Name How To Do Descriptive Picture Vegetable Fruit Drawers Shelf 1 Remove the vegetable fruit drawer by pulling the roller part and lifting it up 2 Remove the vegetable fruit drawer shelf by pulling it out Refer to the picture ...

Page 36: ...Cover 1 Remove the cool select pantry cover by lifting up the left part of the cover and pulling it Cool Select Pantry Shelf 1 Remove the cool select pantry shelf by lifting the front part of the shelf while pulling it Cool Select Pantry Rail 1 Remove the cool select pantry rail by unscrewing the 2 screws and pulling the rail 2 Disconnect the housing connector from the internal rail part Refer to ...

Page 37: ... 1 Lift up the pantry cover 2 Lift the left side of pantry cover straightly up to remove 3 Take out the right side angle of pantry cover 4 Complete the disassembly 5 Insert the right side angle into hole to reassembly 6 Hang the middle tap on the pivot 7 Press the end of left side for hook 8 Complete the assembly ...

Page 38: ... and all drawers and shelves 1 Remove the 3 screws holding down the Top Table and remove the Top Table 2 a Remove Cover Tube Fitting b Remove the Water tube blue from the tube fitting by pushing in on the locking ring and pulling out the tube 3 Remove three screws securing the water tubes 4 a Pull the Water blue hose out b Push the Tube Fitting and pull the grey hose out ...

Page 39: ...ng connectors 6 Lift and pull the Case Water Filter out 3 14 Motor Damper Part Name How To Do Descriptive Picture Motor Damper 1 Remove the cool select pantry Remove the screw of motor damper part and than push the motor damper down 2 Disengage 2 housing connectors from the rear motor damper Refer to the picture ...

Page 40: ...ing it Refer to the picture 3 Push the water filter directly 4 Turn the water filter clockwise until it locked CAUTION Be sure to flush the dispenser thoroughly approx 6 to 7 minutes otherwise water may drip from the dispenser This means that there is still air in the line 3 16 Gallon Door Bin Part Name How To Do Descriptive Picture Gallon Door Bin 1 Remove the gallon door bin by lifting it up Ref...

Page 41: ...t Name How To Do Descriptive Picture Door Bin left Middle 1 Pull The Gallon Door bin like indicated direction in picture 2 Take the right side of the bin out by lifting it at an angle along the guide 3 And then take the left side out by pulling it from the door ...

Page 42: ...iptive Picture Vertical Hinged Section 1 Remove 2 screw caps with a flat blade screwdriver Refer to the picture 2 Unscrew 2 screws 3 Disengage the internal housing connector of the vertical hinge 4 Remove the vertical hinged section by lifting the vertical hinge up Refer to the picture ...

Page 43: ...e picture CAUTION Be careful not to scratch or break the parts 2 Unscrew 4 screws 3 Remove the the lower part of angle mid by pulling it out and pushing it down Refer to the picture 4 Remove the hook by pulling it from the lower part and pushing the cover down Refer to the picture 5 Disconnect the 2 housing connectors Refer to the picture CAUTION Continues a work after confirming that fan operatio...

Page 44: ...ve Picture Evaporator In Refrigerator 1 Disconnect the housing connector part on left side CAUTION Before doing the above make sure that the unit is unplugged Left 2 Disconnect the housing connector on right side Right 3 Remove the evaporator by moving it up while holding both of bottom sides ...

Page 45: ...3 21 Super Extended Drawer Part Name How To Do Descriptive Picture Super Extended Drawer 1 Slide the drawer in as much as possible 2 Lift the drawer up 3 Remove the drawer by lifting the bottom part of drawer bin and pulling it out ...

Page 46: ...ifting it up 2 Remove the tilting Pocket by pulling the both brackets upward at the same time 3 Please make sure the Freezer Door is fully open before removing the lower basket Take out the lower basket by lifting the basket up from rail system 4 Unscrew 4 bolts 2 bolts each on the both sides 5 Lift up the freezer door from the rails ...

Page 47: ... within 15 seconds after it is shifted to the Test Mode its function will change in the following order Manual operation1 FF Manual operation2 0F r manual defrost of fresh food compartments rd manual defrost of fresh and freezer compartments fd cancel Display all off Set unit to Fd for 5 minutes This will allow for easy removal of the ice maker 3 Lift up the Ice Bucket and pull it out 4 Remove the...

Page 48: ...m the bottom of the ice maker Refer to the image 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 12 While pushing down the Duct Tray Ice pull out the Ice Maker carefully and remove it When removing the ice maker be careful not to damage the grommets on the tray or the refrigerant tu...

Page 49: ...49 Disassembly and Reassembly Part Name How To Do Descriptive Picture Ice Maker If the ice maker is frozen it can be melt by using the steam heater ...

Page 50: ...riptive Picture Auger Motor Fan 1 Disconnect the FAN AUGER ASSY Connector 2 Hold the Hook on the bottom of the FAN AUGER ASSY and lift it up to make it free from the Locking Tab 3 While lifting it up take the FAN AUGER ASSY out of the Ice Maker Compartment ...

Page 51: ...ing a flat blade screwdriver 2 Disengage the housing CAUTION Before doing the above make sure that the unit is unplugged Part Name How To Do Descriptive Picture Door Switch In Freezer 1 Remove the freezer drawer bin by using a flat blade screwdriver Refer to the picture 2 Disconnect the housing connector part 3 25 Door Switch In Freezer ...

Page 52: ...ver in the freezer 1 In case of Twin ice maker option loosen the 2 screws and disconnect the housing connector 2 Loosen the 2 crews on the left right evaporator cover then lift up the evaporator cover 3 Disconnect the housing connector on right CAUTION Before conducting the work above make sure that the unit is unplugged ...

Page 53: ...er and disconnect the 2 housing connectors on right side CAUTION Before conducting the work above make sure that the unit is unplugged 2 Lift the pipe up carefully and separate the evaporator by pulling the drain 3 After assembling the evaporator make sure that 1 Drain clip is just located in the drain hole 2 Sensor Fixer is attached like the descriptive picture ...

Page 54: ...icture Comp Cooling Fan 1 Unscrew 5 screws of COVER COMP 2 Remove the DRAIN HOSE 3 Remove 1 screw 4 Disengage the HOUSING CONNECTOR Refer to the picture 5 Pull it forward and lean against the DRAIN HOSE 6 Rotate it based on the PIPE 7 The FAN is disassembled Assembly it in reverse order ...

Page 55: ...e Comp Cooling Fan Motor 1 Remove the screw with a flat blade screwdriver 2 Remove the motor fan by pulling the fan out while graping the motor part 3 Unscrew 2 screws fixed in the motor 4 Remove the BRACKET MOTOR with a flat blade screwdriver 5 Remove the MOTOR after pulling the BRACKET MOTOR out ...

Page 56: ...Disassembly and Reassembly Part Name How To Do Descriptive Picture Relay O L 1 Disengage the housing connector 2 Remove Cover Relay 3 Remove the relay O L with a flat blade screwdriver Refer to the picture ...

Page 57: ... right Case PCB Panel with a phillips screwdriver 2 Disengage all housing connectors from the main PCB CAUTION Before doing the above make sure that the unit is unplugged 3 Press the lower locking hook down and remove the Main PBA by pulling it out Refer to the picture PBA Inverter 1 Remove the INVERTER PBA by lifting the upper part of the hook up ...

Page 58: ...ove the ground screw attached to the top of the cabinet using a screwdriver 3 Remove the left and right housings connected to the cabinet wire by pushing and pulling them backwards 4 Remove the two screws for fixing WIFI module using a screwdriver 5 Remove the two housings connected to the left and right side of the ASSY PCB SUB and WIFI module by pushing and pulling them backwards ...

Page 59: ...59 4 TROUBLESHOOTING 4 1 Function for failure diagnosis 61 4 2 Diagnostic method according to the trouble symptom Flow Chart 77 ...

Page 60: ...r will be displayed FF and OF r means manual operation 1 and 2 separately These 2 functions operate with same RPM of COMP 1 3 If manual operation 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 manual operation will begin Be careful if manual operation get started at the moment of com...

Page 61: ...y panel change to the test mode and test button is pressed one more time defrosting of fresh food and freezer compartments will be canceled and the unit will return to the normal operation Or all test functions will be canceled by turning main power ON and OFF 3 Test cancel mode 1 1 If there is no answer for 10 seconds after the panel micom received the requirement of communication PC Er or PC Ch ...

Page 62: ...eturn to normal display mode 2 1 If Freezer Key Fridge Key are pressed simultaneously for 6 seconds during normal operation the temperature setting display will operate for 2 seconds ON OFF 0 5sec each If Freezer Key Fridge Key are pressed simultaneously for 8 seconds including above 2 seconds self diagnostic function will be selected 2 2 At this moment self diagnostic function will be returned wi...

Page 63: ...etween the Main PCB CN78 10 CN78 12 it should read between 4 5V 1 0V FZ FAN Error Display error during operation of applicable fan motor Feed back signal line contact error motor wire separation motor error The voltage of MAIN PCB CN76 3 Yellow CN76 1 Gray shall be between 7V 12V FF FAN Error Display error during operation of applicable fan motor Feed back signal line contact error motor wire sepa...

Page 64: ...after a cable problem confirming I O Expander Communication Error Display 46Er in the panel I O Expander Main MICOM communication error It is desirable to replace Main PCB FF Ice Pipe Heater Error The Error will be displayed when the FF Ice Pipe Heater is detected as being open due to the followings Ice Maker Pipe Heater Connector Slip Out Contact Defect or Wire Breakage The resistance between CN7...

Page 65: ...om signal is outputting However It means that micom signal is outputting it does not mean whether load is operating or not That is to say that though load operation is displayed load could not be operated by actual load error or PCB relay error etc This function would be applied at A S 4 Load condition display function will maintain for 30 seconds and then normal condition will be returned automat...

Page 66: ... F 1 ⓑ F FAN High When FZ compartment FAN operates with high speed applicable LED ON F 1 ⓒ F FAN Low When FZ compartment FAN operates with low speed applicable LED ON F 1 ⓓ F DEF Heater When FZ compartment defrost heater operates LED ON F 1 ⓔ C FAN High When compressor FAN operates with high speed applicable LED ON F 1 ⓕ C FAN Low When compressor FAN operates with low speed applicable LED ON R 10 ...

Page 67: ... Off mode if fresh food and freezer compartments sensors are higher than 149 F 65 C Cooling Off mode will be canceled automatically and freezing operation will be returned There is no buzzer sound when the Cooling Off mode is canceled by the temperature 5 Operation contents of Cooling Off mode Display Fan motor and etc operate normally not to operate compressor French Heater and Door Open Alarm De...

Page 68: ...Fresh food and freezer compartments case will be explained only because all options are operated with the same method according to the option table If Alarm Key Fridge Key are pressed simultaneously for 12 seconds option setting mode will be started KEY operation method for changing to option mode KEY control method after converting to option mode Key control in option mode Code Down Code Up Refer...

Page 69: ...zer compartment temperature 4 Option changing method as above is the same as all RF23HT model 5 By the same method as above it is possible to control the fresh food compartment temperature water supply ice maker harvest temperature time defrost return time hysteresis by temperature notch gap by temperature etc 6 Option function is set in the EEPROM at shipping process in the factory You would bett...

Page 70: ...erence Fridge Room 7 SEG Value 0 Set item Fridge Temp Shift MODEL RF23HT Reference Fridge Room 7 SEG Value 1 Setting value FZ compartment Code Temp compensation 0 0 0 0 1 1 0 5 2 2 1 0 3 3 1 5 4 4 2 0 5 5 2 5 6 6 3 0 7 7 3 5 8 1 0 5 9 2 1 0 10 3 1 5 11 4 2 0 12 5 2 5 13 6 3 0 14 7 3 5 15 8 4 0 Setting value FZ compartment Code Temp compensation 0 0 0 0 1 1 0 5 2 2 1 0 3 3 1 5 4 4 2 0 5 5 2 5 6 6 3...

Page 71: ...e Setting time 0 58min 1 57min 2 56min 3 55min 4 54min 5 53min 6 52min 7 51min 8 50min 9 49min 10 48min 11 47min 12 46min 13 45min 14 59min 15 60min Setting value FZ compartment Code Temp compensation 0 17 0 1 16 0 2 15 0 3 14 0 4 13 0 5 12 0 6 18 0 7 19 0 Set item FZ Room Ice Maker Eject waiting time Shift Reference Fridge Room 7 SEG Value 3 Set item FZ Room Ice Maker Eject temperature Shift Refe...

Page 72: ... SEG 19 Setting value Ratechange 0 1 0 0 20 operation up to 100 FZ compartment Code Reference Value Reference Value Code Reference Value Code Reference Value Code ex If you want to change the mid drawer room temperature to 2 1 0 Setting value Temp compensation 0 1 2 3 4 5 6 7 0 0 0 1 0 5 2 1 0 3 1 5 4 2 0 1 0 5 2 1 0 3 1 5 FZ compartment Code Reference Value 6 Temperature changing table of Pantry ...

Page 73: ...er settings 0 65cc 1 75cc 2 3 4 5 6 7 Setting value FZ compartment Code Setting Time 0 14min 1 13min 2 12min 3 11min 4 10min 5 15min 6 16min 7 17min 8 18min 9 19min 10 20min 11 21min 12 22min 13 23min 14 24min 15 25min Set item R compartment ICE TRAY water supply Reference Fridge Room 7 SEG Value 32 Set item FF Room Ice Maker Eject waiting time Shift Reference Fridge Room 7 SEG Value 33 ...

Page 74: ...e Temp compensation 0 0 0 0 1 1 0 5 2 2 1 0 3 3 1 5 4 4 2 0 5 5 2 5 6 6 3 0 7 7 3 5 8 1 0 5 9 2 1 0 10 3 1 5 11 4 2 0 12 5 2 5 13 6 3 0 14 7 3 5 15 8 4 0 10 Eject temperature changing table of fresh food compartment Ice Maker Setting value FZ compartment Code Temp compensation 0 13 1 12 2 11 3 10 4 14 5 15 6 16 7 17 Set item FF Room Ice Maker Eject temperature Shift Reference Fridge Room 7 SEG Val...

Page 75: ... 68 69 8 71 6 73 4 75 2 77 78 8 80 6 82 4 84 2 86 87 8 89 6 91 4 93 2 95 96 8 98 6 100 4 102 2 3 107 3 057 3 006 2 955 2 904 2 853 2 802 2 751 2 700 2 649 2 599 2 548 2 498 2 449 2 399 2 350 2 301 2 253 2 205 2 158 2 111 2 064 2 019 1 974 1 929 1 885 1 842 1 799 1 757 1 716 1 675 1 636 1 596 1 558 1 520 1 483 1 447 1 412 1 377 1 343 1 309 1 277 1 253 1 213 1 183 16419 15731 15076 14452 13857 13290...

Page 76: ...5 3152 3179 3206 3233 3260 3288 3316 3344 3372 3400 3426 3452 3478 3504 3530 3566 3595 3624 3653 3683 186 193 200 207 213 220 227 233 240 247 253 259 265 272 278 284 291 297 303 309 315 321 327 333 339 345 350 356 362 368 373 379 384 390 395 401 406 412 417 422 428 433 438 444 449 454 460 465 470 475 481 486 491 497 502 507 513 518 523 528 533 538 543 548 553 559 564 569 575 580 585 590 596 601 60...

Page 77: ... NO Recheck the wire connection part NO 0 6V Measurement 4 6V Check the iced solder solder bridging disturbed solder NO No trouble with PCB and temperature sensor Recheck the bad contact of the connection Measuring point of resistance value according to Sensor ICE MAKER CN90 1 7 measuring resistance value 0Ω Short trouble Ω Open trouble Sensor MICOM Connector number Voltage measured between 4 6V 0...

Page 78: ...t of the connection Measuring point of resistance value according to Sensor ICE MAKER FZ CN90 9 8 measuring resistance value 0Ω Short trouble Ω Open trouble Sensor MICOM Connector number Voltage measured between 4 6V 0 6V Measuring voltage of IC01 MICOM 13 CN90 9 Red and REG1 GND PCB typical Ground part are similar CheckthemeasureontheResistanceR904duetothe SMDMICOM Checking Method of ICE MAKER R ...

Page 79: ...g to Sensor R CN30 6 CN76 1 measuring resistance value 0Ω Short trouble Ω Open trouble Sensor MICOM Connector number Voltage measured between 4 6V 0 6V Measuring voltage IC01 MICOM 5 CN30 6 White and REG1 GND from PCB typical Ground part are similar Check the measure on the voltage of Resistance R311 due to the SMD MICOM Checking method of R Sensor resistance CN30 6 White CN76 1 Gray Compare the t...

Page 80: ...r R DEF CN30 8 CN76 1 measuring resistance value 0Ω Short trouble Ω Open trouble Sensor MICOM Connector Number Voltage measured between 4 6V 0 6V Measuring voltage of IC01 MICOM 3 CN30 8 Sky blue and REG1 GND from PCB typical Ground part are similar CheckthemeasureonthevoltageofResistanceR313 duetotheSMDMICOM Checking method of R Sensor resistance CN30 8 Sky blue CN76 1 Gray Compare the temperatur...

Page 81: ...value Placed in the right top table of upper hinge 0Ω Short trouble Ω Open trouble Sensor MICOM Connector number Voltage measured between 4 6V 0 6V Measuring voltage of IC01 MICOM 12 CN78 8 Sky Blue and REG1 GND from PCB typical Ground part are similar Check the measure on the voltage of Resistance R315 due to the SMD MICOM Checking method of Ambient Sensor resistance CN78 8 Sky Blue 12 Sky Blue C...

Page 82: ...0 4 Yellow and REG1 GND from PCB typical Ground part are similar Check the measure on the voltage of Resistance R309 due to the SMD MICOM DATA1 Temperaturetable Refer to circuit diagram in the manual F Connector CN30 4 Yellow to REG1 GND PCB typical Ground Checking method of F Sensor resistance CN30 1 4 Yellow Compare the temperature table after measurement Checking method of F Sensor voltage Meas...

Page 83: ...0 5 CN76 1 measuring resistance value 0Ω Short trouble Ω Open trouble Sensor MICOM Connector number Voltage measured between 4 6V 0 6V Measuring voltage of IC01 MICOM 6 CN30 5 Orange and REG1 GND from PCB typical Ground part are similar Check the measure on the voltage of Resistance R310 due to the SMD MICOM Checking method of F DEF Sensor resistance CN30 5 Orange CN76 1 Gray Compare the temperatu...

Page 84: ...voltage of Resistance value 0Ω Short trouble Ω Open trouble Sensor MICOM Connector number Voltage measured between 4 6V 0 6V Measuring voltage of IC01 MICOM 11 CN78 10 Orange and REG1 GND from PCB Typical Ground are similar Check the measure on the voltage of Resistance R316 due to the SMD MICOM Checking Mehod of Ice Room Sensor voltage CN78 10 Orange CN76 1 Gray Compare with the temperature table...

Page 85: ...ue according to Sensor Flex CN30 9 CN76 1 measuring resistance value 0Ω Short trouble Ω Open trouble Sensor MICOM Connector number Voltage measured between 4 6V 0 6V Measuring voltage of IC01 MICOM 2 CN30 9 Yellow and REG1 GND from PCB typical Ground part are similar CheckthemeasureonthevoltageofResistance R314 duetotheSMDMICOM Checking method of PANTRY Sensor resistance CN30 9 Yellow CN76 1 Gray ...

Page 86: ...ce value according to Sensor Humidity CN30 1 3 Resistance value with opened about 50Ω 0Ω Short trouble Ω Open trouble Sensor MICOM Connector number Voltage measured between 3 5V 1 0V Measuring voltage of ICO1 MICOM 8 CN30 3 White Blue and REG1 GND from PCB typical Ground part are similar Check the voltage of Resistance R321 Checking method ofHumidity Sensor resistance CN30 3 White Blue 1 Gray Comp...

Page 87: ...rt correctly NO 1 Recheck the wire 2 Replace PCB MAIN NO Normal recheck Measure the voltage of Resistance between after CN77 connector open 1350 ohm 7 Checking method of Flex Zone Room Damper resistance CN77 1 Black 2 Brown Ω Open wire disconnection heater disconnection trouble 0Ω Short trouble Start YES YES YES Initial power On Heater off Working heater 3 5V 4 8V MICOM 8 condition 3 5V 4 8V 0V Is...

Page 88: ...ill entered the above operation will restart four times more If signals are not entered continuously the motor will be restarted after 10 Minutes This function is effective when the normal operation of motor would be restrained by foreign matters such as ice The voltage between PCB typical Ground REG1 GND and F FAN CN76 3 Yellow shall be less than DC 7 12V R FAN CN76 4 Orange shall be less than DC...

Page 89: ...riod of time over 1 5sec the function is accomplished After beginning of TEST mode Ice maker heater turns on for initial 2 minutes if the ice making temperature is below 0 If it exceeds 0 Ice maker heater turns on for initial 30 seconds After Ice maker heater turns on for 30 seconds it turns off and then Ice maker motor turns on As the Ice maker motor turns on TEST MODE COUNT operates 6 minutes co...

Page 90: ... Load IC01 21 0V 5V Heater Load EX01 90 0V 5V Heater operates differently according to the conditions Test Mode operation will be 30 sec Start Ice Maker rotates when pressing the Ice Maker testing switch over 1 5 sec Input Voltage of IC01 MICOM 22 is normal Is the water supplied in 6 minutes After detecting the full bucket and its horizontality Is the ICE Maker Sensor normal 1 Check Replace ICE MA...

Page 91: ... CCW Rotation 20 0V 5V Its operation status changes as the Motor rotates CW or CCW Start Upon the initial power on is there a self diagnostic location detection of the Ice Maker Ice Maker rotates when pressing the Ice Maker testing switch Input Voltage of IC01 MICOM 18 is normal Is water supplied after a certain time passes Is the ICE Maker Sensor normal 1 Check Wire Connection 2 Check Replace ICE...

Page 92: ...ter heating would be finished and will return to cooling operation after a pause Check bimetal heater itself disconnection etc Replace failure Relay or replace PCB ASS Y Does the system return to cooling operation after heating for specified time Checking method of F R DEF Heater resistance value CN70 3 Brown CN72 3 Gray CN70 1 White CN72 3 Gray Recheck if resistance values are different after the...

Page 93: ...f main PCB RELAY RY78 normal No No Yes Yes MAIN PCB normal Need to check the other parts Check the wire between Ice water valve MAIN PCB Ice water valve itself has trouble or bad contact of connector Check the connection hose 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 PCB Typical Ground REG...

Page 94: ... the SMPS deliver normal output voltages of 12V and 5V No Yes 4 2 10 Panel PBA Check Does the Panel PCB function properly No Yes 1 Resolder the PCB 2 Replace the PCB MAIN Is there any soldering short or poor soldering job detected on PCB No Yes Normal 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 measurem...

Page 95: ...ess 2 Replace the MAIN PBA 0 800Hz 50 Duty Signal Output No Check the Noise Filter Power Cord Make sure the connector is plugged properly No No Repair the sensing part or Replace MAIN PBA No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes When Forced Operation mode is activated COMP operates COMP operation signal CN103 1 3 is about DC2 3V Is DC 15V applied to ZD501 AC input applied to CN101 COMP Conne...

Page 96: ...s after comprehending the conditions of interferance by door gasket food etc Replace Door S W Repair wire connection and Door S W Normal Recheck and Replace Panel PCB MAIN PCB Door S W is normal Recheck and replace Panel PCB Replace Door S W Connector is not inserted Repair disconnect part Enforce the cancelation the manual operation defrost function or power On after power Off Seperate the door s...

Page 97: ...ailure associated with panel is occurred except the minor error such as switch pressing error surface peeling off and so on Start Did lead of a component fall on the vibration plate of buzzer Is there any damage or breakage of the buzzer in the panel PCB Does it sound dingdong if press a button on the front panel Does it make a sound of door open alarm when you are opening the door of freezer or F...

Page 98: ...op Cabinet and the Main PCB Connector Check the Wire Cut and the Wire Short Check the Dispenser and the Top Cover Hinge Connectors Check the Wire Cut and the Wire Short Check the wire connection at the Fridge Top Cabinet Check the Wire Cut and the Wire Short Check Short Open at the Panel Communication the Power Supply Circuit of the Main PCB Yes No MAIN PCB Connector CN50 is inserted normally Yes ...

Page 99: ... switch Reinsert Connector Repair bad contact Check voltage Replace MAIN PCB Panel PCB itself has trouble Reassemble PCB ASS Y Enforce the cancelation of pressed keys Reassemble PCB ASS Y Enforce the cancelation of pressed keys Convertible compartment Panel PCB itself has trouble Replace MAIN PCB Check the short of MAIN Panel wire Check the wires of Pantry Room disconnection short between wires Re...

Page 100: ...serted properly Does the MAIN PCB connector CN78 output properly 11 12V Is the LED LAMP connected properly Is the LED LAMP no mal Door MICOM State Close Open MICOM 59 Right and Left 0V Low 5V High MICOM State Door Right and Left Close Open R 59 0V Low 5V High F 58 0V High 5V Low Q715 R Q714 F State Q715 R Q714 F 0V Low 11 12V High IC 0V Low 5V High Door The Filler lighting LED Lamp is not working ...

Page 101: ...ce water valve MAIN PCB Ice water valve itself has trouble or bad contact of connector Check the connection hose Normal Check Ice water valve hose Check soldering short Replace PCB Check soldering short Replace PCB Check soldering short Replace PCB Check soldering short Replace PCB PCB Typical Ground REG1 GND Checking method of voltage Based on PCB typical Ground REG1 GND 1 Check the voltage of IC...

Page 102: ... water valve hose Check soldering short Replace PCB Check soldering short Replace PCB Check soldering short Replace PCB Typical PCB Ground REG1 GND Checking method of voltage Based on PCB typical Ground REG1 GND 1 Check the voltage of IC75 5 same voltage as IC01 80 ICE Water valve operating about 5V 0 5V BasedonPCBtypicalGroundREG1 GND 2 IC75 12 voltage ICE Water valve Waiting about 13V 0 8V ICE W...

Page 103: ...s MICOM IC01 55 change into 0V when press Ice switch No Is the Dispenser Cover opened No Replace the MAIN PCB Errors on IC01 or EX02 Is IC73 1 2 changed into 5V when pressing Ice Switch No RY7A RY7B RELAY Error Replace the MAIN PCB After disconnecting the CN72 CN73 measure The both ends of Contact points RY7A After disconnecting the CN72 CN73 measure The both ends of Contact points RY7A Is the con...

Page 104: ...Ice Motor spring can jumped out and may cause personal injury 3 Motor will rotate continuously when the Motor Switch is not sensed Main PCB Check the wire OPEN SHORT between the Cover Ice Motor Rotation sensing switches Check the Short of Cover Ice Motor Control Circuit SSR75 in the MAIN PCB Replace the MAIN PCB or the Dispenser Cover Motor Is the AC input voltage applied to the both ends of the m...

Page 105: ...displayed 2 Proceed with the Fridge Door being open and the Ice Bucket being removed Start Ice Full in Fridge Room The Emitter is on Fridge Changes to Ice Full Remove the Ice Bucket and turn on the Load Status Display Function Take a photo of the Emitter with the Cell Phone Receiver Defect Receiver Normal Emitter Normal Block the Receiver with a hand Emitter Defect Receiver Defect Yes Yes Yes No N...

Page 106: ...between COMP U V and W Phase CN102 2 Short among IPM Pins No 1 26 3 Drop the IPM operating Voltage under DC 13 5V 4 Other cases check the COMP cycle etc IPM Fault Abnormal Current Detection 1 Open the COMP wire CN102 2 Bad condition of R1 ex Bad soldering 3 Other cases check the COMP cycle etc Motor Locked Over RPM 1 Operating the locked rotor COMP within 5 second 2 Operating the COMP under 1 000 ...

Page 107: ...DIAGRAM 5 1 PBA Layout with part position 112 5 2 PBA Layout with part position Inverter Board 113 5 3 Connector Layout with part position Main Board 114 5 4 Connector Layout with part position Inverter Board 115 ...

Page 108: ...tage 7 PLC input output PLC Power Line communication Option PLC module is not inserted unless specified occasion 8 Operate ICE MAKER supply power to MOTOR and sense the variation of switch 9 Main Micom Panel Micom serial communication circuit Dispenser option input part Water Cover Ice route switch 10 Mid drawer Room display control part display LED detect KEY state 11 Control Mid drawer Room damp...

Page 109: ...g Feedback Circuit It receives the COMP operation signals from the Main PBA and feedbacks the inverter errors to the Main PBA 3 Micom MN103SFC2D 4 BOOTSTRAP Charger It is an independent power circuit for the driving of the IMP High Phase IGBT 5 Current Pickup Circuit It pickups the currents taken by the Shunt resistance and does the PWM DUTY control 6 IPM FNB40560 5 2 PBA Layout with part position...

Page 110: ...110 PCB DIAGRAM 5 3 1 RF23HT FDSR Door Heater This document can not be used without Samsung s authorization 5 3 Connector Layout with part position Main Board ...

Page 111: ...111 PCB DIAGRAM 5 4 1 RF23HT This document can not be used without Samsung s authorization 5 4 Connector Layout with part position Inverter Board AC INPUT COMP OUTPUT DC 5V GND COMP RPM COMP Feedback ...

Page 112: ...112 6 Wiring Diagram 6 1 Model RF23HT This document can not be used without Samsung s authorization ...

Page 113: ...113 7 Block Diagram 7 1 1 MODEL RF23HT 7 1 Whole block diagram This document can not be used without Samsung s authorization ...

Page 114: ...114 Block Diagram 7 1 2 MODEL RF23HT ...

Page 115: ... Q N G F Q 4 5 4 4 9 5 2 5 7 9 9 1 5 6 U RRU 6 DV DQGOH FH DWHU LVSHQVHU 6 7 0 54 5HDO 6WDLQOHVV RRU DVLF 52 3ODWLQXP QR RRU 6 65 PSLUH ODFN 6 RRU 65 99 6QRZ KLWH 5 OHDQ 6WHHO 1 6 2 4155 W HV GCT GCVWTG GCVWTG T G W T Q N Q T Q Q 6 6 GCVWTG GCVWTG 6 ...

Page 116: ...ivision 2014 Printed in Korea 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 Europe CIS Mideast Africa gspn1 samsungcsportal com Asia gspn2 samsungcsportal com North Latin America gspn3 samsungcsportal com China china samsungportal com ...

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