Samsung RF4287HARS Service Manual
Hide thumbs Also See for RF4287HARS:
Table of Contents

Advertisement

AW3 SM-EN 2011.3.31 2:50 PM 페이지1 in
REFRIGERATOR
For the latest parts information, Please access to our service web site
(
North America : http://service.samsungportal.com)
RF4287HA **
REFRIGERATOR
BOTTOM MOUNT FREEZER
MODEL NAME : RF4287HARS
RF4287HAPN
RF4287HAWP
RF4287HABP
MODEL CODE : RF4287HARS/XAA
RF4287HAPN/XAA
RF4287HAWP/XAA
RF4287HABP/XAA
RF4287HARS/XAC
CONTENTS
1. PRECAUTIONS(SAFETY WARNINGS)
2. PRODUCT SPECIFICATIONS · · · · · · · · 10
3. DISASSEMBLY AND REASSEMBLY · · 27
4. TROUBLESHOOTING · · · · · · · · · · · · · · · · 56
5. EXPLODED VIEW & PARTS LIST · · · · 105
6. PCB DIAGRAM · · · · · · · · · · · · · · · · · · · · 122
7. WIRING DIAGRAM· · · · · · · · · · · · · · · · · · 127
8. SCHEMATIC DIAGRAM · · · · · · · · · · · · 131
· · 6

Advertisement

Table of Contents
loading

Summary of Contents for Samsung RF4287HARS

  • Page 1 AW3 SM-EN 2011.3.31 2:50 PM 페이지1 in REFRIGERATOR BOTTOM MOUNT FREEZER MODEL NAME : RF4287HARS RF4287HAPN RF4287HAWP RF4287HABP MODEL CODE : RF4287HARS/XAA RF4287HAPN/XAA RF4287HAWP/XAA RF4287HABP/XAA RF4287HARS/XAC REFRIGERATOR CONTENTS 1. PRECAUTIONS(SAFETY WARNINGS) · · 6 2. PRODUCT SPECIFICATIONS · · · · · · · · 10 3.
  • Page 2: Important Safety Notice

    The manufacturer or dealer cannot be responsible for the interpretation of this information. SAMSUNG ELECTRONICS AMERICA, INC. Technical Service Guide Copyright ⓒ2010 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: Table Of Contents

    AW3 SM-EN 2011.3.31 2:50 PM 페이지4 in Contents 1. Precautions(Safety Warnings)·····································6 2. Product Specifications ·······································10 2-1) Introduction of main function ···································11 2-2) Specifications ·········································13 2-3) Interior Views ·········································14 2-4) Model Specification &Specification Chart ·····························15 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...
  • Page 4 AW3 SM-EN 2011.3.31 2:50 PM 페이지5 in Contents 4-2-3. If ICE Room Fan does not operate ·····························81 4-2-4. If FAN does not operate (Flex Room - FAN) ·························82 4-2-5. If Ice Maker does not operate ·······························83 4-2-6. If defrost does not operate (F,R DEF Heater) ························84 4-2-7.
  • Page 5: Precautions(Safety Warnings)

    AW3 SM-EN 2011.3.31 2:50 PM 페이지6 in 1. PRECAUTIONS(SAFETY WARNINGS) ● Unplug the appliance before the changing or repairing the electric parts. → Be careful the electric shock. ● When exchanging the parts, use the correct parts. → Check the model name, rating voltage, rating current, running temperature symbols.
  • Page 6 AW3 SM-EN 2011.3.31 2:50 PM 페이지7 in PRECAUTIONS(SAFETY WARNINGS) Read all instructions before repairing the product and follow the instructions in order to prevent danger or property damage. Plug out and remove all the items in regrigerator prior to repair. CAUTION/WARNING SYMBOLS DISPLAYED SYMBOLS means “Prohibited”.
  • Page 7 AW3 SM-EN 2011.3.31 2:50 PM 페이지8 in 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 and lengthy bottles or foods in a pharmaceutical products, scientific kinds of glass in the freezer.
  • Page 8 AW3 SM-EN 2011.3.31 2:50 PM 페이지9 in PRECAUTIONS(SAFETY WARNINGS) FLOORING For proper installation, this refrigerator must be placed on a level surface of hard material that is the same height as the rest of the flooring. This surface should be strong enough to support a fully loaded refrigerator, or approximately 660lbs(299kg).
  • Page 9: Product Specifications

    AW3 SM-EN 2011.3.31 2:50 PM 페이지10 in 2. PRODUCT SPECIFICATIONS 2-1) Introduction of main function ··································11 2-2) Specifications·········································13 ········································14 2-3) Interior Views 2-4) Model Specification &Specification Chart ·····························15 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 2-7-3.Refrigeration Cycle Type ·································25...
  • Page 10: 2-1) Introduction Of Main Function

    AW3 SM-EN 2011.3.31 2:50 PM 페이지11 in 2. PRODUCT SPECIFICATIONS 2-1) Introduction of Main Function A newly developed SAMSUNG bottom mount freezer in 2010 has the following ● ● characteristics. Surround Multi Flow Uniform cooling for each shelf and even in corner in fresh ●...
  • Page 11 AW3 SM-EN 2011.3.31 2:50 PM 페이지12 in 2. PRODUCT SPECIFICATIONS ▶ Changing Items Item Details New Model Ez-Open The freezer door and Mid drawer Handle (Flex zone) are more user-friendly. System So, They come as much convenient. The lighting helps you find groceries Emotional Easier by lighting down when you open Lighting...
  • Page 12: 2-2) Specifications

    AW3 SM-EN 2011.3.31 2:52 PM 페이지13 in PRODUCT SPECIFICATIONS 2-2) Specifications ELECTRICAL SPECIFICATIONS REFRIGERATOR Defrost Control ··············From 12 to 22 hrs(comp.run time) Thermo Bimetal Protector ··········140°F(60℃)(off) 104°F(40℃)(on) Defrost Thermistor(502AT) ·········· F: 50°F(10℃)(off) R: 59°F(15℃)(off) Electrical RatingAC115V 60Hz ···········11.6 Amps Maximum Current Leakage ··············0.25 mA Maximum Ground Path Resistance ··········0.1 Ohm Energy Consumption ··············562kWh/year NO LOAD PERFORMANCE...
  • Page 13: 2-3) Interior Views

    AW3 SM-EN 2011.3.31 2:52 PM 페이지14 in PRODUCT SPECIFICATIONS 2-3) Interior Views Refrigerator Interlocking switch Light Door Closer FF Ice-Maker Cover Eva (Light) Right Door Bins Dis Door Bins Tempered glass Cap Chute shelves Vertical Hinged Light Section Quick-Space Slide-Shelf Glass Shelf Mid Door Bins Cover Veg...
  • Page 14: 2-4) Model Specification &Specification Chart

    AW3 SM-EN 2011.3.31 2:52 PM 페이지15 in PRODUCT SPECIFICATIONS 2-4) Model Specification &Specification Chart RF4287HA ** ITEM Model Ice & Water Dispenser with Pantry 35 3/4 inch (908mm) On Cabinet 29 7/8 inch (760mm) W/O Handle 33 3/4 inch (858mm) External size With Handle 36 1/4 inch (920mm)
  • Page 15 AW3 SM-EN 2011.3.31 2:52 PM 페이지16 in PRODUCT SPECIFICATIONS Items Specification Model RF4287HA Model MKV190C-L2B Compressor Starting type BLDC Oil Charge FREOL α - 15c Freezer SPLIT FIN TYPE Evaporator Refrigerator SPLIT FIN TYPE Condenser Forced and Natural Convection Type Dryer Molecular shieve XH-9 Capillary tube(Dia x Length)
  • Page 16 AW3 SM-EN 2011.3.31 2:52 PM 페이지17 in PRODUCT SPECIFICATIONS Items Specification Model RF4287HA Defrost Heater(FRE) Heated at F Defrost AC 120V, 230W Defrost Heater(REF) Heated at R Defrost AC120V, 120W DISPENSER Heater Interlock with French Heater AC120V, 1.6W FRENCH Heater AC120V, 7W ICE Duct Heater Interlock with Defrost Heater (FRE)
  • Page 17: 2-5)Dimensions Of Refrigerator (Inches)

    AW3 SM-EN 2011.3.31 2:52 PM 페이지18 in PRODUCT SPECIFICATIONS 2-5)Dimensions of Refrigerator (Inches)
  • Page 18: 2-6) Optional Material Specification

    AW3 SM-EN 2011.3.31 2:52 PM 페이지19 in PRODUCT SPECIFICATIONS 2-6) Optional Material Specification Part Name Part Code AMOUNT FILTER DA29-00020B WATER-ASSY ASSY- DA99-00240S PACKING SUB LED LAMP REF DA96-00398H LED LAMP SIDE DA96-00392C LED LMAP DA41-00519R CONV(FRE)
  • Page 19: 2-7) Refrigerant Route In Refrigeration Cycle

    AW3 SM-EN 2011.3.31 2:52 PM 페이지20 in PRODUCT SPECIFICATIONS 2-7) Refrigerant Route in Refrigeration cycle 1. Compressor → Condenser → Hot Pipe → Back Cluster Pipe → Dryer → Ref Capillary Tube → Refrigerator Evaporator → Freezer Evaporator → Suction Pipe → Compressor 2.
  • Page 20: 2-7-1.Principle Of Freezeer

    AW3 SM-EN 2011.3.31 2:52 PM 페이지21 in PRODUCT SPECIFICATIONS 2-7-1. PRINCIPLE OF FREEZEER BACK CLUSTER-PIPE...
  • Page 21: 2-7-2.Operation Theory Of Refrigeration Cycle Components

    AW3 SM-EN 2011.3.31 2:52 PM 페이지22 in PRODUCT SPECIFICATIONS 2-7-2. Operation theory of refrigeration cycle components ■ Condenser 1) Role: A device which radiates heat to the outside (water/air) to make liquid state for the high temperature / high pressure gas refrigerant discharged from compressor 2) Types A.
  • Page 22 AW3 SM-EN 2011.3.31 2:52 PM 페이지23 in PRODUCT SPECIFICATIONS 2-7-2. Operation theory of refrigeration cycle components ■ Evaporator 1. Role: As the low pressure liquid refrigerant flowed from capillary absorbs heat inside of the refrigerator, it becomes low pressure gas and refrigerate the foods. 2.
  • Page 23 AW3 SM-EN 2011.3.31 2:52 PM 페이지24 in PRODUCT SPECIFICATIONS 2-7-2. Operation theory of refrigeration cycle components ※.Influence of moisture ① Moisture precipitation – Blocked by ice ② Refrigerant and reaction ③ Life reduction of oil ④ Acceleration of oxidization ⑤ Copper plating phenomenon ⑥...
  • Page 24: 2-7-3.Refrigeration Cycle Type

    AW3 SM-EN 2011.3.31 2:52 PM 페이지25 in PRODUCT SPECIFICATIONS 2-7-3. Refrigeration Cycle Type TDM Cycle Compressor Condenser Fre Hot-Pipe Flex Hot-Pipe Ref Hot-Pipe Back Cluster 3Way Valve Ref Capillary Tube Ref Evaporator Connected Pipe Fre Evaporator Fre Capillary Tube Suction Pipe Accumulator...
  • Page 25: 2-8) Cooling Air Circulation

    AW3 SM-EN 2011.3.31 2:52 PM 페이지26 in PRODUCT SPECIFICATIONS 2-8) Cooling Air Circulation Refrigerator Flex Zone Freezer...
  • Page 26: Disassembly And Reassembly

    AW3 SM-EN 2011.3.31 2:52 PM 페이지27 in 3. DISASSEMBLY AND REASSEMBLY 3-1) PRECAUTION·········································28 3-2) Refrigerator Door ·······································29 3-3) Door Handle Freezer ······································31 3-4) Door Handle Freezer & Flex zone ································32 3-5) Refrigerator Light ·······································33 3-6) Cover-Display & Water-Dispenser ································33 3-7) Water-Dispenser········································34 3-8) Glass Shelf ··········································35 3-9) Foldable Glass Shelf ······································36 3-10) Vegetable &...
  • Page 27: 3-1) Precaution

    AW3 SM-EN 2011.3.31 2:52 PM 페이지28 in DISASSEMBLY AND REASSEMBLY 3-1) PRECAUTION • Unplug the refrigerator before cleaning and making repairs. • Do not dissemble or repair the refrigerator by yourself. - It may cause risk of causing a fire, malfunction and/or personal injury. •...
  • Page 28: 3-2) Refrigerator Door

    AW3 SM-EN 2011.3.31 2:53 PM 페이지29 in DISASSEMBLY AND REASSEMBLY 3-2) Refrigerator Door Part Name How To Do Descriptive Picture 1. With the door opened, remove 1⃞ the Cap Top Table(1⃞) with a Flat head screwdriver, and close the door. Be careful not to scratch or break the parts CAUTION...
  • Page 29 AW3 SM-EN 2011.3.31 2:53 PM 페이지30 in DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture 5-1. Left door hinge 7⃞ With a Philips head screwdriver, remove the ground screws (7⃞) and remove the 3 hex head 1⃞ bolts(8⃞). Refrigerator Door 5-2.
  • Page 30: 3-3) Door Handle Freezer

    AW3 SM-EN 2011.3.31 2:53 PM 페이지31 in DISASSEMBLY AND REASSEMBLY 3-3) Door Handle Refrigerator Part Name How To Do Descriptive Picture 1. Loose Set Screw with 0.1in Hex wrench and pull front the handle. Door Handle Fridge 2. Remove the cover vinyl of door.
  • Page 31: 3-4) Door Handle Freezer & Flex Zone

    AW3 SM-EN 2011.3.31 2:53 PM 페이지32 in DISASSEMBLY AND REASSEMBLY 3-4) Door Handle Freezer & Flex zone Part Name How To Do Descriptive Picture 1. Remove the Cap Door with a flat-blade(-) screwdriver. Be careful not to scratch or break the parts CAUTION 2.Remove 4 screws 1⃞...
  • Page 32: 3-5) Refrigerator Light

    AW3 SM-EN 2011.3.31 2:53 PM 페이지33 in DISASSEMBLY AND REASSEMBLY 3-5) Refrigerator Light Part Name How To Do Descriptive Picture 1. Remove the lamp cover by pushing a flat-blade screwdriver Into the hooks behind and pull them out. Be careful not to scratch or break the parts CAUTION Before doing the above, make...
  • Page 33: 3-7) Water-Dispenser

    AW3 SM-EN 2011.3.31 2:53 PM 페이지34 in DISASSEMBLY AND REASSEMBLY 3-6) Cover-Display & Water-Dispenser Part Name How To Do Descriptive Picture 3. Disengage the housing connect of display cover. Cover-Display 4. Take hooks (1⃞) away from the groove using flat-head screwdriver and pull it toward 1⃞...
  • Page 34: 3-8) Glass Shelf

    AW3 SM-EN 2011.3.31 2:53 PM 페이지35 in DISASSEMBLY AND REASSEMBLY Part Name How To Do Descriptive Picture hose 1. Assembly shall be in order from the disassembly. Case-Ice and Route shall be assembled inside of hose. Otherwise, assemble cannot be accomplished. hose Water-Dispenser 2⃞...
  • Page 35: 3-9) Foldable Glass Shelf

    DISASSEMBLY AND REASSEMBLY 3-9) Foldable Glass Shelf Part Name How To Do Descriptive Picture 1. Remove the Cap. Foldable Glass 2. Remove 2 screws of the Shelf Folderble Glass Shelf. 3-10) Vegetable & Fruit Drawers Shelf Part Name How To Do Descriptive Picture 1.
  • Page 36: 3-11) Case Water

    AW3 SM-EN 2011.3.31 2:53 PM 페이지37 in DISASSEMBLY AND REASSEMBLY 3-11) Water Valve 3-12) Case Water Filter Part Name How To Do Descriptive Picture One Water Tube is located in the machine compartment of the refrigerator. Before disassembling the Water Tube, take out the compressor cover.
  • Page 37: 3-12) Case Water Filter

    AW3 SM-EN 2011.3.31 2:54 PM 페이지38 in DISASSEMBLY AND REASSEMBLY 3-12) Case Water Filter 3-12) Case Water Filter Part Name How To Do Descriptive Picture Before disassembling the Case Water Filter take out water filter and drawers and shelves located on the Case Water Filter.
  • Page 38: 3-13) Water Tank

    AW3 SM-EN 2011.3.31 2:54 PM 페이지39 in DISASSEMBLY AND REASSEMBLY 3-12) Case Water Filter 3-12) Case Water Filter Part Name How To Do Descriptive Picture 5. Pull the two hose out from the water valve.(Refer to the “Water Valve”) Case Water Filter 5.
  • Page 39 AW3 SM-EN 2011.3.31 2:54 PM 페이지40 in DISASSEMBLY AND REASSEMBLY 3-13) Water Tank 3-12) Case Water Filter Part Name How To Do Descriptive Picture b. Lose the hooks by pushing the flat-blade driver. 3. Cut the sponge stick on the Case Water tank.
  • Page 40: 3-14) Motor Damper

    AW3 SM-EN 2011.3.31 2:54 PM 페이지41 in DISASSEMBLY AND REASSEMBLY 3-14) Motor Damper Part Name How To Do Descriptive Picture 1. Remove the 2 screws under the. water filter case and take off the cover damper(②). Motor Damper 2. Disengage 2 housing connector. 3.
  • Page 41: 3-15) Water Filter (Assembly & Disassembly)

    AW3 SM-EN 2011.3.31 2:54 PM 페이지42 in DISASSEMBLY AND REASSEMBLY 3-15) Water Filter (Assembly & Disassembly) Part Name How To Do Descriptive Picture 1. Turn the water filter count-clockwise. (Refer to the picture) 2. Remove the water filter by pulling it. (Refer to the picture) Water Filter 3.
  • Page 42: 3-16) Vertical Hinged Section

    AW3 SM-EN 2011.3.31 2:54 PM 페이지43 in DISASSEMBLY AND REASSEMBLY 3-16) Vertical Hinged Section Part Name How To Do Descriptive Picture 1. Remove 2 screw cap parts with a flat-blade(-) screwdriver. (Refer to the picture) Be careful not to scratch or break the parts CAUTION 2.
  • Page 43: 3-17) Evaporator Cover In Refrigerator

    AW3 SM-EN 2011.3.31 2:54 PM 페이지44 in DISASSEMBLY AND REASSEMBLY 3-17) Evaporator Cover In Refrigerator Part Name How To Do Descriptive Picture 1. Remove the angle cap with a flat-blade screwdriver. (Refer to the picture) Be careful not to scratch or break the parts CAUTION 2.
  • Page 44: 3-18) Evaporator In Refrigerator

    AW3 SM-EN 2011.3.31 2:54 PM 페이지45 in DISASSEMBLY AND REASSEMBLY 3-18) Evaporator In Refrigerator Part Name How To Do Descriptive Picture 1⃞ 1. Remove the the housing cover by pushing both lateral sides of the housing cover (1⃞) and pulling it out. 1⃞...
  • Page 45: 3-19) Freezer Door

    AW3 SM-EN 2011.3.31 2:54 PM 페이지46 in DISASSEMBLY AND REASSEMBLY 3-19) Freezer Door Part Name How To Do Descriptive Picture 1. Pull the drawer open to full extension. 2. Remove the brackets(①) by pulling the them outside after separate the tilting Pocket (②). 3.
  • Page 46: 3-20) Convertible Door

    AW3 SM-EN 2011.3.31 2:54 PM 페이지47 in DISASSEMBLY AND REASSEMBLY 3-19) Freezer Door Part Name How To Do Descriptive Picture 6. Press the both side hooks with flat-blade(-) screwdriver. (Refer to picture) Freezer Door 7. Remove the Freezer Rail by pulling it.
  • Page 47: 3-21) Flex Zone Door

    AW3 SM-EN 2011.3.31 2:54 PM 페이지48 in DISASSEMBLY AND REASSEMBLY 3-21) Flex Zone Door Part Name How To Do Descriptive Picture 4. Unscrew 4 bolts. (2 bolts each on the both sides) 5. Lifting up the convertible door. remove the convertible door from the rail.
  • Page 48: 3-22) Ice-Maker

    AW3 SM-EN 2011.3.31 2:55 PM 페이지49 in DISASSEMBLY AND REASSEMBLY 3-22) Ice-Maker Part Name How To Do Descriptive Picture lever lever lever lever lever lever lever lever lever lever lever lever lever lever lever lever lever lever lever lever lever lever lever lever...
  • Page 49: 3-23) Flex Zone Light

    AW3 SM-EN 2011.3.31 2:55 PM 페이지50 in DISASSEMBLY AND REASSEMBLY 3-23) Flex Zone Light Part Name How To Do Descriptive Picture 1. Remove the cover Flex zone lamp(①) by a flat-blade screwdriver. Flex Zone Light 2. Disengage the housing. 3-24) Freezer Light Part Name How To Do Descriptive Picture...
  • Page 50: 3-25) Side Light

    AW3 SM-EN 2011.3.31 2:55 PM 페이지51 in DISASSEMBLY AND REASSEMBLY 3-25) Side Light Part Name How To Do Descriptive Picture 1. Remove the cover Side lamp(③) by a flat-blade screwdriver. 2. Separate the Side lamp from the Refrigerator Light case. 3.
  • Page 51: 3-27) Evaporator Cover In Freezer

    AW3 SM-EN 2011.3.31 2:55 PM 페이지52 in DISASSEMBLY AND REASSEMBLY 3-27) Evaporator Cover In Freezer Part Name How To Do Descriptive Picture 1. Remove the freezer door and freezer drawer by pulling out the drawer and then unscrewing 2 screws. Evaporator Cover 2.
  • Page 52: 3-29) Machine Compartment

    AW3 SM-EN 2011.3.31 2:55 PM 페이지53 in DISASSEMBLY AND REASSEMBLY 3-29) Machine Compartment Part Name How To Do Descriptive Picture 1. Unscrew 6 screws of cover compressor. 2. Remove 1 screw and disengae the housing connector. (Refer to the picture) 3.
  • Page 53 AW3 SM-EN 2011.3.31 2:55 PM 페이지54 in DISASSEMBLY AND REASSEMBLY 3-29) Machine Compartment Part Name How To Do Descriptive Picture 1. Unscrew 1 screw fixed on left. Step Valve 2. Disengage the housing connector. Part Name How To Do Descriptive Picture 1.
  • Page 54: 3-30) Electric Box

    AW3 SM-EN 2011.3.31 2:55 PM 페이지55 in DISASSEMBLY AND REASSEMBLY 3-30) Electric Box Part Name How To Do Descriptive Picture 1. Remove the ground screw 8 attached to the upper left and right door hinges with a phillps screwdriver(+) 2. Disengage all housing connectors from the main PCB.
  • Page 55: Troubleshooting

    AW3 SM-EN 2011.3.31 2:55 PM 페이지56 in 4. TROUBLESHOOTING 4-1) Function for failure diagnosis···································57 4-1-1. Test mode (manual operation / manual defrost function) ····················57 4-1-2. Display function of Communication error ··························58 4-1-3. Self-diagnostic function ··································59 4-1-4. Display function of Load condition ·····························62 4-1-5.
  • Page 56: Troubleshooting

    AW3 SM-EN 2011.3.31 2:55 PM 페이지57 in TROUBLESHOOTING 4-1) Function for failure diagnosis 4-1-1. Test mode (manual operation / manual defrost function) ● If Energy Saver Key + Power Cool Key on the front of panel are pressed simultaneously for 8 seconds , it will be changed to the test mode and all displays on the front of panel will be off.
  • Page 57: Display Function Of Communication Error

    AW3 SM-EN 2011.3.31 2:55 PM 페이지58 in TROUBLESHOOTING 2) Simultaneous manual defrost(fresh food and freezer compartments) function 2-1) If any key is pressed one more time during manual operation(Fresh food and freezerpartment), "Fd" shows in the display and then manual operation will be canceled at once and fresh food compartment will be defrosted.
  • Page 58: Self-Diagnostic Function

    AW3 SM-EN 2011.3.31 2:55 PM 페이지59 in TROUBLESHOOTING 4-1-3. 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. 1-2) If bad sensor is detected by the self-diagnostic function, the applicable display LED will blink for 0.5 sec.
  • Page 59 AW3 SM-EN 2011.3.31 2:55 PM 페이지60 in TROUBLESHOOTING Self-diagnostics check list Trouble contents Diagnostic method Item The voltage of MAIN PCB CN30- “3”↔N76-”1”: FZ-Sensor Error shall be between 4.5V~1.0V The voltage of MAIN PCB CN30- “6”↔N76-”1”: Display error : separation of FF-Sensor Error shall be between 4.5V~1.0V sensor housing part, contact...
  • Page 60 AW3 SM-EN 2011.3.31 2:55 PM 페이지61 in TROUBLESHOOTING Self-diagnostics check list Trouble contents Diagnostic method Item Separation of fresh food compartment After separating MAIN PCB CN70 wire from PCB, defrost heater housing part, contact resistance value between CN70 White ↔ CN70 error, disconnection, short circuit or Gray shall be 120(440) ohm±...
  • Page 61: Display Function Of Load Condition

    AW3 SM-EN 2011.3.31 2:55 PM 페이지62 in TROUBLESHOOTING 4-1-4. Display function of Load condition ① ① ① ① ② ② ① If Energy Saver Key + Lighting key are pressed simultaneously for 6 seconds, ALL ON/OFF will blink with 0.5interval for 2 seconds. ②...
  • Page 62: Exhibition Mode Setting Function

    AW3 SM-EN 2011.3.31 2:55 PM 페이지63 in TROUBLESHOOTING Load mode Check list Display LED Display contents Operation contents R-1-ⓐ R-FAN High When FF compartment FAN operates with high speed, applicable LED ON R-1-ⓑ R-FAN Low When FF compartment FAN operates with low speed, applicable LED ON R-1-ⓒ...
  • Page 63: Option Setting Function

    AW3 SM-EN 2011.3.31 2:55 PM 페이지64 in TROUBLESHOOTING 4-1-6. Option setting function ● If Power freeze Key + lighting Key are pressed simultaneously for 12 seconds during normal operation, fresh food and freezer compartments temperature display will be changed to option setting mode. KEY operation method for changing to option mode ①...
  • Page 64 AW3 SM-EN 2011.3.31 2:55 PM 페이지65 in TROUBLESHOOTING 1) For example, if you want to change freezer compartment standard temperature to -4℉(-2°C) by operating option, do as below. This function is for changing the standard temperature. In -2℉(-19°C) of current temperature of freezer compartment, if you make the temperature lower to -4℉ (-2°C) by the option, the standard temperature would be controlled -6℉(-21°C) Therefore, if you change the setting of temperature option to -2℉(-19°C) on the panel, the appliance will be operated with -6℉(-21°C).
  • Page 65: Option Table

    AW3 SM-EN 2011.3.31 2:55 PM 페이지66 in TROUBLESHOOTING 4-1-7. Option TABLE 1) Temperature changing table of freezer compartment Set item Freezer Temp Shift MODEL RF4287*** Fridge Room 7-SEG Reference Value Setting value Temp. compensation compartment Code 0℉(0.0℃) -1℉(-0.5℃) -2℉(-1.0℃) -3℉(-1.5℃) -4℉(-2.0℃) -5℉(-2.5℃) -6℉(-3.0℃)
  • Page 66: 4-2) Diagnostic Method According To The Trouble Symptom(Flow Chart)

    AW3 SM-EN 2011.3.31 2:55 PM 페이지67 in TROUBLESHOOTING 4-2) 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 ( Actual measurement = value of the table below X 2 ) ℃...
  • Page 67 AW3 SM-EN 2011.3.31 2:55 PM 페이지68 in TROUBLESHOOTING 4-2) Diagnostic method according to the trouble symptom(Flow Chart) DATA2. Humidity Sensor table - Voltage output table @23°…, 5Vdc --- HTG3515CH/HTG3535CH RH(Temperature compensate ) = RH (Relative Humidity ) + ( Temp(°C) °© 23°C) x 0.05 Output Output Output...
  • Page 68: If The Trouble Is Detected By Self-Diagnosis

    AW3 SM-EN 2011.3.31 2:56 PM 페이지69 in TROUBLESHOOTING 4-2-1. If the trouble is detected by self-diagnosis - The error of sensor will be displayed on the front of display. when the error of sensor is detected at initial power ON, the appliance will not operated and display of abnormal sensor part will blink.
  • Page 69 AW3 SM-EN 2011.3.31 2:56 PM 페이지70 in TROUBLESHOOTING 2) If R Sensor has trouble ERROR Code Start Is MAIN PCB DATA1. Connector CN30 and CN76 inserted Temperature table correctly? Bad contact of connector/ insert correctly ** Measuring point of resistance value according to Sensor ** Is R Sensor R : CN30#6 ↔...
  • Page 70 AW3 SM-EN 2011.3.31 2:56 PM 페이지71 in TROUBLESHOOTING 3) If R DEF Sensor has trouble ERROR Code Start Start Is MAIN PCB DATA1. Connector CN30 and CN76 inserted Temperature table correctly? Bad contact of connector/ insert correctly ** Measuring point of resistance value according to Sensor ** R-DEF : CN30#8 ↔...
  • Page 71 AW3 SM-EN 2011.3.31 2:56 PM 페이지72 in TROUBLESHOOTING 4) If Ambient Sensor has trouble ERROR Code Start Start Is MAIN PCB DATA1. Connector CN31 inserted Temperature table correctly? Bad contact of connector/ insert correctly ** Measuring point of resistance value according to Sensor ** Ambient : CN78#8 ↔...
  • Page 72 AW3 SM-EN 2011.3.31 2:56 PM 페이지73 in TROUBLESHOOTING 5) If F Sensor has trouble ERROR Code Start Start Are MAIN PCB DATA1. Connector CN30 and CN76 Temperature table inserted correctly? Bad contact of connector/ insert correctly ** Measuring point of resistance value according to Sensor ** Is F Sensor F :CN30#3 ↔...
  • Page 73 AW3 SM-EN 2011.3.31 2:56 PM 페이지74 in TROUBLESHOOTING 6) If F DEF Sensor has trouble ERROR Code Start Start Are MAIN PCB DATA1. Connector CN30 and Temperature table CN76 insert correctly? Bad contact of connector/ insert correctly ** Measuring point of resistance value according to Sensor ** F-DEF : CN30#5 ↔...
  • Page 74 AW3 SM-EN 2011.3.31 2:56 PM 페이지75 in TROUBLESHOOTING 7) If Ice Room Sensor has trouble ERROR Code Start Start Is MAIN PCB DATA1. Connector CN31 and CN76 inserted Temperature table correctly? Bad contact of connector/ insert correctly ** Measuring point of resistance value according to Sensor ** Ambient : CN78#10 ↔...
  • Page 75 AW3 SM-EN 2011.3.31 2:56 PM 페이지76 in TROUBLESHOOTING 8) If Flex Sensor has trouble ERROR Code Start Start Is MAIN PCB DATA1. Connector CN30 and CN76 insert Temperature table correctly? Bad contact of connector/ insert correctly ** Measuring point of resistance value according to Sensor ** Is Pantry Sensor Flex : CN30#9 ↔...
  • Page 76 AW3 SM-EN 2011.3.31 2:56 PM 페이지77 in TROUBLESHOOTING 9) If Humidity Sensor has trouble ERROR Code Start Start Is MAIN PCB Connector CN30 to CN30 inserted correctly? ** Measuring point of resistance value according to Bad contact of connector /insert correctly Sensor"...
  • Page 77 AW3 SM-EN 2011.3.31 2:56 PM 페이지78 in TROUBLESHOOTING 10) Mid Drawer Room Damper Heater has trouble ERROR Code Is Tank Water Heater normal?(about72ohm) Start Start Is Damper Heater normal?(about135ohm) Bad contact of connector/ insert correctly Measure the resistance Is MAIN PCB connector between ⑥-⑩...
  • Page 78 AW3 SM-EN 2011.3.31 2:56 PM 페이지79 in TROUBLESHOOTING 11) Ice Duct Heater(option) has trouble ERROR Code Is Tank Water Heater normal?(about72ohm) Start Start Is MAIN PCB connector (CN51,CN79,CN76) inserted correctly? Bad contact of connector/ insert correctly Ice Duct Heater Is Tank Water Heater ↔...
  • Page 79: If Fan Does Not Operate

    AW3 SM-EN 2011.3.31 2:56 PM 페이지80 in TROUBLESHOOTING 4-2-2. If FAN does not operate - The refrigerator of this model has BLDC FAN motor. BLDC motor is driven by DC 7~12V. - On the normal condition of COMP ON, it operates together with F-FAN motor. If door is opened and closed once at a high ambient temperature, it will be operated after 1 minute delay.
  • Page 80: If Ice Room Fan Does Not Operate

    AW3 SM-EN 2011.3.31 2:56 PM 페이지81 in TROUBLESHOOTING 4-2-3. If ICE Room Fan does not operate - This refrigerator has BLDC FAN motor. BLDC motor is driven by DC7~12V. - When COMP ON, normally operates with F-FAN motor. - If there is any trouble, you should select the self-diagnostic function to check the trouble before power off. Start - When pressing the ICE TEST S/W for a certain period of time (over 1.5sec), the function is accomplished.
  • Page 81: If Fan Does Not Operate(Flex Room - Fan)

    AW3 SM-EN 2011.3.31 2:56 PM 페이지82 in TROUBLESHOOTING 4-2-4. If FAN does not operate(Flex Room - FAN) - This refrigerator has BLDC FAN motor. BLDC motor is driven by DC10~12V - When COMP ON, normally with F-FAN motor. Start Is COMPRESSOR ON ? Execute manual operation Is the voltage between CN79-"1"(Orange) and "3"(Blue)
  • Page 82: If Ice Maker Does Not Operate

    AW3 SM-EN 2011.3.31 2:56 PM 페이지83 in TROUBLESHOOTING 4-2-5. If Ice Maker does not operate 1. Water is automatically supplied to the Ice Maker depending on temperature & time condition and Ice Maker Dispenses cubed or crushed ice. 2. Power is applied to the one end of wires. Be careful when disassembling and shall refer to its exploded diagram in any case.
  • Page 83: If Defrost Does Not Operate (F,R Def Heater)

    AW3 SM-EN 2011.3.31 2:56 PM 페이지84 in TROUBLESHOOTING 4-2-6. If defrost does not operate (F,R DEF Heater) - If defrost has trouble, select the self-diagnostic function to detect the error of defrost heater before Power Off. (Check the function with the self-diagnostic function) R DEF ERROR F DEF ERROR Start...
  • Page 84: If Power Is Not Supplied

    AW3 SM-EN 2011.3.31 2:56 PM 페이지85 in TROUBLESHOOTING 4-2-7. If Power is not supplied - Refer to the function and Caution reference parts in the manual At the power of main PCB, the AC115V when check the MAIN PCB power and a high-voltage over DC 170V Start are occurred.Please take care of yourself during repair and measurement.
  • Page 85: If Compressor Does Not Operate

    AW3 SM-EN 2011.3.31 2:56 PM 페이지86 in TROUBLESHOOTING 4-2-8. If compressor does not operate Start Did 7 mins pass after Compressor OFF ? Check after 7 minutes Does compressor Refer to test function work with manual in the manual operation? Did buzzer of manual operation sound? (Check certainly after manual operation) Is freezer sensor normal?
  • Page 86 AW3 SM-EN 2011.3.31 2:56 PM 페이지87 in TROUBLESHOOTING IPM FREEWHEELING DIODE VOLTAGE VALUE...
  • Page 87: When Alarm Sounds Continuously Without Stop(Related With Buzzer Sound)

    AW3 SM-EN 2011.3.31 2:56 PM 페이지88 in TROUBLESHOOTING 4-2-9. When alarm sounds continuously without stop(related with buzzer sound) ① If 'ding-dong'sound continuously Start Door is ajar Is door closed completely? Remove causes after comprehending the conditions of interferance by door gasket, food etc, Is water penetrated into the door switch?
  • Page 88 AW3 SM-EN 2011.3.31 2:56 PM 페이지89 in TROUBLESHOOTING ③ If buzzer does not sound Buzzer is installed on the panel PCB in this model. If buzzer does not sound even though the button is pressed, manual operation is started and door is opened, it should separate panel PCB and check the breakage of buzzer and bad soldering.
  • Page 89: If Mid Drawer Panel Pcb Does Not Work Normally

    AW3 SM-EN 2011.3.31 2:56 PM 페이지90 in TROUBLESHOOTING You should check the display after door opening because the display of this model operates only when the fresh food compartment door is opened. Start Does Fresh food & Flex zone Door switch operate normally? Check and repair the switch * Refer to<how to repair door switch>...
  • Page 90: When Refrigerator Room Lamp Does Not Light

    AW3 SM-EN 2011.3.31 2:56 PM 페이지91 in TROUBLESHOOTING 4-2-10. When refrigerator ROOM Lamp does not light up When controlling the regrigerator light with Regulator(12V) : LED LAMP → Applying to the FF/FZ/Mid Drawer compartment (Option) * If the Vegetable Lamp does not work properly, check the FF compartment LED Lamp because it is connected with the FF compartment LED Lamp in parallel.
  • Page 91: If Ice Water Is Not Supplied

    AW3 SM-EN 2011.3.31 2:56 PM 페이지92 in TROUBLESHOOTING 4-2-11. If ICE Water is not supplied 1. Please shut the water supplying prior to repair. 2. Power is applied to the one end of wires. Be careful when disassembling not to get an electric shock. Typical PCB Ground REG1 Heater Sink Start Is the confirming sound of...
  • Page 92: If Cubed Or Crushed Ice Is Not Supplied

    AW3 SM-EN 2011.3.31 2:56 PM 페이지93 in TROUBLESHOOTING 4-2-12. If Cubed or Crushed Ice is not supplied Fridge door shall be Start closed during operation. Are Ices ejected? Are Ices in the Ice bucket? Is “Ice Off” mode ① Check the Ice making switch selected on the display ②...
  • Page 93: If Cover Ice Route Motor(Geard Motor) Is Not Working Normally

    AW3 SM-EN 2011.3.31 2:56 PM 페이지94 in TROUBLESHOOTING 4-2-13. If Cover Ice Route Motor(Geard Motor) is not working normally Caution 1. When replacing the Cover Ice Motor, pull out the plug to avoid an electric shock. 2. Be careful! When disassemble the Cover Ice Motor, spring can jumped out and may cause personal injury. 3.
  • Page 94: If Inverter Pcb Power Is Not Supplied

    AW3 SM-EN 2011.3.31 2:56 PM 페이지95 in TROUBLESHOOTING 4-2-14. If Inverter PCB Power is not supplied Caution At the INVERTER PCB Power, AC 110V/220V power and over DC 300V - See the operations and of high-voltage are applied. Please take Start reference in this manual care of yourself when repair and...
  • Page 95: Led Blinking Frequency Depending On Protecting Functions

    AW3 SM-EN 2011.3.31 2:56 PM 페이지96 in TROUBLESHOOTING 4-2-15. LED blinking frequency depending on protecting functions If Failure Condition is detected during compressor is operating, immediately stop Compressor operating and stand by 5 minutes. During this 5 minutes, RPM command signal is not available. It means, even if available RPM command signal is applied to the compressor, it does not work and keep standing by.
  • Page 96: Spm Internal Diode Voltage

    AW3 SM-EN 2011.3.31 2:56 PM 페이지97 in TROUBLESHOOTING SPM Internal DIODE Voltage...
  • Page 97: Inverter Controller Board Connector Location

    AW3 SM-EN 2011.3.31 2:56 PM 페이지98 in TROUBLESHOOTING INVERTER CONTROLLER BOARD Connector Location 1. Inrush Current protecting area : It prevents an instant inrush of current generated in condenser when plug in. 2. PCB Power Source : Power source (HYBRID IC). It supplied DC15V and 5V to MICOM. 3.
  • Page 98: Inverter Pcb Circuit Diagram

    AW3 SM-EN 2011.3.31 2:56 PM 페이지99 in TROUBLESHOOTING INVERTER PCB Circuit Diagram...
  • Page 99: Inrush Current Protecting Circuit

    AW3 SM-EN 2011.3.31 2:56 PM 페이지100 in TROUBLESHOOTING 4-3-1. INRUSH CURRENT Protecting Circuit 1) The Power Thermistor prevents an instant inrush of current generated in condenser(C1) when plug in, and Relay(K1) operates 0.1 second after plug in and the power is supplied by relay afterward. 2) The Fuse 1 is designed as 5A to prevent over current applied to Compressor, and Fuse 2 is designed as 1A to protect SMPS area and power in secondary part.
  • Page 100: Location Sensing Resistance Area

    AW3 SM-EN 2011.3.31 2:56 PM 페이지101 in TROUBLESHOOTING 4-3-3. Location Sensing Resistance Area 1) The circuit makes an AD conversion from MICOM for about 3.3V that divides the Motor Back EMF voltage (DC300V) by 3 of 300K resistance and 10K resistance. 4-3-4.
  • Page 101: Comp Operating Signal Area

    AW3 SM-EN 2011.3.31 2:56 PM 페이지102 in TROUBLESHOOTING 4-3-5. Comp Operating Signal Area 1) It is the circuit which receives COMP operating signal (200HZ ~ 400HZ) from Main PCB and controls the RPM of the Inverter Comp. 4-3-6. BOOTSTRAP Charging Area 1) It is the charging circuit that 1GBT of SPM can On/Off securely.
  • Page 102: Exploded View& Parts List

    AW3 SM-EN 2011.3.31 2:56 PM 페이지103 in 5 . EXPLODED VIEW& PARTS LIST 5-1) Freezer ···········································106 5-2) Refrigerator ·········································108 5-3) Cabinet ···········································111 5-4) Disassembly of Door Refrigerator L ·······························114 5-5) Disassembly of Door Refrigerator R ·······························115 5-6) Disassembly of Door freezert ··································198 5-7) Disassembly of Flex Zone Door ·································120...
  • Page 103: 5-1) Freezer

    AW3 SM-EN 2011.3.31 2:56 PM 페이지104 in EXPLODED VIEW& PARTS LIST 5-1) Freezer 12-4 12-2 12-3 12-1 12-6 12-5...
  • Page 104 AW3 SM-EN 2011.3.31 2:56 PM 페이지105 in EXPLODED VIEW& PARTS LIST ■ ■ Parts List of Freezer N N O O C C O O D D E E - - N N O O P P A A R R T T N N A A M M E E S S P P E E C C Q Q ’...
  • Page 105: 5-2) Refrigerator

    AW3 SM-EN 2011.3.31 2:57 PM 페이지106 in EXPLODED VIEW& PARTS LIST 5-2) Refrigerator 19-1 19-3 31-1 19-2 31-2 29-1 23-2 23-1 23-3 28-8 28-7 28-4 28-5 28-6 28-1 28-3 28-2 25-2 25-3 24-3 24-1 24-2 25-4 25-1 10-1 10-3 10-2 10-4 22-2 10-5...
  • Page 106 AW3 SM-EN 2011.3.31 2:57 PM 페이지107 in EXPLODED VIEW& PARTS LIST ■ ■ Parts List of Refrigerator N N O O C C O O D D E E - - N N O O P P A A R R T T N N A A M M E E S S P P E E C C Q Q ’...
  • Page 107 AW3 SM-EN 2011.3.31 2:57 PM 페이지108 in EXPLODED VIEW& PARTS LIST ■ ■ Parts List of Refrigerator N N O O C C O O D D E E - - N N O O P P A A R R T T N N A A M M E E S S P P E E C C Q Q ’...
  • Page 108: 5-3) Cabinet

    AW3 SM-EN 2011.3.31 2:57 PM 페이지109 in EXPLODED VIEW& PARTS LIST 5-3) Cabinet 14-1 1-4-1 1-4-2 19-6 19-4 19-5 19-1 15-2 19-3 19-5-1 15-1 19-2 15-2 15-1...
  • Page 109 AW3 SM-EN 2011.3.31 2:57 PM 페이지110 in EXPLODED VIEW& PARTS LIST EXPLODED VIEW& PARTS LIST ■ ■ Parts List of Cabinet N N O O N N O O C C O O D D E E - - N N O O C C O O D D E E - - N N O O P P A A R R T T N N A A M M E E P P A A R R T T N N A A M M E E...
  • Page 110 AW3 SM-EN 2011.3.31 2:57 PM 페이지111 in EXPLODED VIEW& PARTS LIST ■ ■ Parts List of Cabinet N N O O C C O O D D E E - - N N O O P P A A R R T T N N A A M M E E S S P P E E C C Q Q ’...
  • Page 111: 5-4) Disassembly Of Door Refrigerator

    AW3 SM-EN 2011.3.31 2:57 PM 페이지112 in EXPLODED VIEW& PARTS LIST 5-4) Disassembly of Door freezer 1-15 1-10 1-10 1-11 1-13 1-14 1-12...
  • Page 112 AW3 SM-EN 2011.3.31 2:57 PM 페이지113 in EXPLODED VIEW& PARTS LIST EXPLODED VIEW& PARTS LIST ■ ■ Parts List of Refrigerator Door-freezer N N O O C C O O D D E E - - N N O O P P A A R R T T N N A A M M E E S S P P E E C C Q Q ’...
  • Page 113: 5-5) Disassembly Of Door Refrigerator

    AW3 SM-EN 2011.3.31 2:57 PM 페이지114 in EXPLODED VIEW& PARTS LIST 5-5) Disassembly of Door Refrigerator L 11-1 7-1-7 7-1-4 10-6 10-1 10-2 10-4 10-5 10-3 10-7 7-1-1 7-1-3 7-1-2 7-1-6 7-1-5...
  • Page 114 AW3 SM-EN 2011.3.31 2:57 PM 페이지115 in EXPLODED VIEW& PARTS LIST ■ ■ Parts List of Door Refrigerator -L N N O O C C O O D D E E - - N N O O P P A A R R T T N N A A M M E E S S P P E E C C Q Q ’...
  • Page 115: 5-6) Disassembly Of Door Freezert

    AW3 SM-EN 2011.3.31 2:57 PM 페이지116 in EXPLODED VIEW& PARTS LIST 5-6) Disassembly of Door Refrigerator R...
  • Page 116 AW3 SM-EN 2011.3.31 2:57 PM 페이지117 in EXPLODED VIEW& PARTS LIST ■ ■ Parts List of Door Refrigerator -R N N O O C C O O D D E E - - N N O O P P A A R R T T N N A A M M E E S S P P E E C C Q Q ’...
  • Page 117: 5-7) Disassembly Of Flex Zone Door

    AW3 SM-EN 2011.3.31 2:57 PM 페이지118 in EXPLODED VIEW& PARTS LIST 5-7) Disassembly of Flex Zone Door 2-19 2-11 2-10 2-2 2-15 2-12 2-17 2-15 2-12 2-13 2-14 2-16 2-18...
  • Page 118 AW3 SM-EN 2011.3.31 2:57 PM 페이지119 in EXPLODED VIEW& PARTS LIST ■ ■ Parts List of Flex Zone Door N N O O C C O O D D E E - - N N O O P P A A R R T T N N A A M M E E S S P P E E C C Q Q ’...
  • Page 119: Pcb Diagram

    AW3 SM-EN 2011.3.31 2:57 PM 페이지120 in 6. PCB DIAGRAM 6-1) PCB Layout with part position ·································121 6-2) PCB Layout with part position (Inverter Board) ··························122 6-3) Connector Layout with part position (Main Board) ·························123 6-3-1. RF4287HA** ······································123 6-4) Connector Layout with part position (Inverter Board) ························124 6-4-1.
  • Page 120: 6-1) Pcb Layout With Part Position

    AW3 SM-EN 2011.3.31 2:57 PM 페이지121 in PCB DIAGRAM 6-1) PCB Layout with part position 1. DC12V, 5V, GND supplied from SMPS PCB 2. Circuit for controlling Step-Valve (3-Way Valve) * Option 3. FAN MOTOR control part : To supply the power from 8.3V ~ 12V according to the motor types. (F,R,C,ICE) 4.
  • Page 121: 6-2) Pcb Layout With Part Position (Inverter Board)

    AW3 SM-EN 2011.3.31 2:57 PM 페이지122 in PCB DIAGRAM 6-2) PCB Layout with part position (Inverter Board) 1. Inrush current protecting area : It prevents an instant inrush of current generated in condenser when plug in. 2. PCB Power Bus : power bus (Hybrid IC). It supplies DC15V and 5V to MICOM. 3.
  • Page 122: 6-3) Connector Layout With Part Position (Main Board)

    AW3 SM-EN 2011.3.31 2:57 PM 페이지123 in PCB DIAGRAM 6-3) Connector Layout with part position (Main Board) 6-3-1. RF4287HA**...
  • Page 123: 6-4) Connector Layout With Part Position (Inverter Board)

    AW3 SM-EN 2011.3.31 2:57 PM 페이지124 in PCB DIAGRAM 6-4) Connector Layout with part position (Inverter Board) 6-4-1. RF4287HA**...
  • Page 124: Wiring Diagram

    AW3 SM-EN 2011.3.31 2:57 PM 페이지125 in 7. WIRING DIAGRAM 7-1) Model : RFG295AA**[BETTER]...
  • Page 125: 7-2) Model : Rf4287Aa**[Best]

    AW3 SM-EN 2011.3.31 2:57 PM 페이지126 in 7. WIRING DIAGRAM 7-2) Model : RF4287AA**[BEST]...
  • Page 126: 7-3) Model : Rfg299Aa**[7" Lcd]

    AW3 SM-EN 2011.3.31 2:57 PM 페이지127 in 7. WIRING DIAGRAM 7-3) Model : RFG299AA**[7" LCD]...
  • Page 127: 7-4) Model : Rfg294Aa**[Sears]

    AW3 SM-EN 2011.3.31 2:57 PM 페이지128 in 7. WIRING DIAGRAM 7-4) Model : RFG294AA**[SEARS]...
  • Page 128: Schematic Diagram

    AW3 SM-EN 2011.3.31 2:58 PM 페이지129 in 8. SCHEMATIC DIAGRAM 8-1) Whole block diagram 8-1-1. MAIN BLOCK(RF4287**)
  • Page 129: Inverter Block(Rf4287***)

    AW3 SM-EN 2011.3.31 2:58 PM 페이지130 in 8. SCHEMATIC DIAGRAM 8-1-2. INVERTER BLOCK(RF4287***)
  • Page 130: 8-2) Circuit Diagram

    AW3 SM-EN 2011.3.31 2:58 PM 페이지131 in SCHEMATIC DIAGRAM 8-2) CIRCUIT DIAGRAM 8-2-1. MAIN...
  • Page 131: Inverter

    AW3 SM-EN 2011.3.31 2:58 PM 페이지132 in SCHEMATIC DIAGRAM 8-2-2. INVERTER...
  • Page 132 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.

Table of Contents