Daewoo FN-510DW Series Page 9 Service Manual Download | Manualshive

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5. PCB CIRCUIT DIAGRAMS

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Summary of Contents for FN-510DW Series

Page 1: ...FR 650NT FN 650NT FR 650NW FN 650NW FR 651NT FN 651NT FR 651NW Sep 2011 FRS5100002 FN 651NW FN 651NW same as FN510DW FN 510DW FN 510DW ...

Page 2: ...AND PRECAUTIONS FOR SAFETY 2 1 SPECIFICATION 3 2 NAME OF EACH PART 4 3 COLD AIR CIRCULATION 6 4 WIRING DIAGRAM 7 5 PCB CIRCUIT DIAGRAM 8 6 HOW TO REPLACE THE PARTS 9 7 PCB CONTROL FUNCTION 19 8 EXPLODE VIEW AND PARTS LIST 27 1 ...

Page 3: ...ts when replacing them 6 Use standard electrical components when replacing them 7 Make sure the hook is correctly engaged Remove dust and foreign materials from the housing and connecting parts 8 Do not fray damage machine heavily bend pull out or twist the power cord 9 Please check the evidence of moisture intrusion in the electrical components Replace the parts or mask it with insulation tapes i...

Page 4: ...3 Li Fresh Food Compartment 362 Li ISO Storage Volume Li Total 492 Li Freezer 142 Li Li Refrigerator 350 Li Weight Non dispenser model 84Kg Dispenser model 85Kg External Dimension Non dispenser model 768 mm X 732 mm X 1770 mm Width x Depth x Height Dispenser model 768 mm X 744 mm X 1770 mm 3 ...

Page 5: ...ompartment LED Lamp 6 Fresh Food Compartment Sensor 2 Freezer Compartment Shelf 7 Vegetable Case 3 Freezer Compartment Temperature Controller 8 Freezer Compartment Pockets 4 Fresh Food Compartment LED Lamp 9 Fresh Food Compartment Pockets 5 Fresh Food Compartment Shelves 4 ...

Page 6: ...amp 6 Fresh Food Compartment Sensor 2 Freezer Compartment Shelf 7 Vegetable Case 3 Freezer Compartment Temperature Controller 8 Freezer Compartment Pockets 4 Fresh Food Compartment Lamp 9 Water Tank 5 Fresh Food Compartment Shelves 10 Fresh Food Compartment Pockets 5 ...

Page 7: ...3 Cold Air Circulation 6 ...

Page 8: ...4 Wiring Diagram 7 ...

Page 9: ...5 PCB CIRCUIT DIAGRAMS 8 ...

Page 10: ...t D i ti No Photos Description 1 Remove Freezer Shelf at first 2 Remove 4 screws on Freezer Louver 2 e o e sc e s o ee e ou e 3 Pull forward the Freezer Louver Then disconnect Freezer Motor 4 Disassemble the Cover Fan F AS Be careful not to damage the hook 9 ...

Page 11: ...6 2 Cover Fan F As No Photos Description 1 Remove Cover Fan B Cover Fan B 2 Replace Knob F Control Cover Fan B 10 ...

Page 12: ...r As No Photos Description 1 Remove 2 screws Remove Clamp Fan with pliers and then disassemble Fan with driver Unscrew the earth wire bolt 2 Remove the screws holding the bracket 3 Now disassemble the Freezer Motor 11 ...

Page 13: ...orator 2 Pull forward the evaporator and pipes Be careful not to bend the pipes Defrost Heater 3 Defrost Heater Disconnect Defrost Heater lead wire on the right Disconnect Temperature Fuse lead wire and Defrost Sensor lead wire on the left Disassemble the Defrost Heater 12 ...

Page 14: ...s Description 1 Remove Deco M F Duct with driver Remove Cover sensor with driver 2 Disconnect R Senosr lead wire 3 Remove the screws on the Cover M F Duct 4 Separate Cover M F Duct with Insulator 5 Disassemble the R Sensor 13 ...

Page 15: ...Unlock the hook on the side of Fixture lamp and disassemble the LED lamp Disconnect LED Lamp lead wire No Photos Description Fresh Food compartment LED lamp 1 Remove Refrigerator Lamp Window Remove the screw on the LED lamp 2 Unlock the hook on the side of Fixture lamp and disassemble the LED lamp Disconnect LED Lamp lead wire 14 ...

Page 16: ...ription 6 7 Handle Installation 1 Attach the Fixture on the cabinet and Screw the bolt 2 Align door handle with fixture and pull the handle down 2 Be careful the direction 3 Fasten the screw in the hold of handle 15 ...

Page 17: ...No Photos Description 6 8 Front PCB 1 Unlock the hook on the botton of the Front PCB with driver 2 Disassemble the Front PCB 3 Disconnect Front PCB lead wire 16 ...

Page 18: ...No Photos Description 6 9 MAIN PCB 1 Remove the screws and disassemble the Grille As 2 Remove the screws and disassemble the Box Main PCB As 3 Disconnect Hosings on the Main PCB 17 ...

Page 19: ...No Photos Description 6 10 Water Dispenser 1 Push the Stopper Water Tank then pull and remove the Water Tank As 2 Remove the screws on the bottom of Panel Dispns As 3 Disassemble the Panel Dispns As 18 ...

Page 20: ...SAVE Push SAVE button 1 time 23 3 flickeringly ERROR R SENSOR R1 How to enter Error Mode Push UP button for continuously and DOWN button 5 times If there is no error normal 4 and 5 LED flickers The Priorities of Error 2 flickeringly ERROR RT SENSOR RT 1 flickeringly ERROR D SENSOR D1 2 3 flickeringly ERROR DOOR S W DR 1 3 flickeringly ERROR CYCLE C1 The Priorities of Error R SENSOR RT SENSOR DR S ...

Page 21: ...and FAN will be controlled by the on off condition of each mode ⓑ Temperature Difference of Refrigerator each step ⓑ Temperature Difference of Refrigerator each step ⓒ Temperature of Refrigerator at step 3 OFF point 1 8 C ⓓ Refrigerator ON OFF Temp Temperature Step 1 2 3 4 5 Temp Diff of Each Step 1 0 C 1 0 C 1 0 C 1 0 C ⓓ Refrigerator ON OFF Temp Difference 0 7 C C S COOL MODE ⓐ Press S COOL SWIT...

Page 22: ...rt By conditions of defrost ⓑ Process General operation PRE COOL Defrost Heater on Pause 10 min General operation PRE COOL When the defrost heater works the temp of freezer increases Defrost Mode So the COMP works for 25 min before defrost mode ⓒ Limited Time of Defrost Heater 40 minutes Heater turns off when D SENSOR is OPEN or SHORT 50 minutes Heater turns off after 50 minutes ⓓ Heater Off When ...

Page 23: ...Defrost Start Start COMP time 2hrs NO if the temperature at the D sensor is under 3 5 C Defrost Mode starts It proceeds from PRE COOL PRE COOL Heater on Pause 10 min General operation B Initial defrost mode starts after Prevention of Compressor Restart Refer to Function No 5 Total time 60hrs COMP time 14hrs COMP time 2hrs YES YES YES NO COMP time 6hrs COMP Rate 80 YES N0 N0 N0 NO Any error Total d...

Page 24: ...ed running time of COMP passes 20 seconds after COMP is off R Sensor is more than ON Point TEMP ⓔ When it is not the mode of LOW ROOM TEMP or RT Sensor is on ERROR open or short R Sensor HTR is off ⓕ Function of R Heater Inspection After initial power is on R HTR is on off 5times for 10 seconds ⓖ When D HTR is on R HTR is on 7 5 Prevention of Compressor Restart INPUT CONTROL OBJECT COMP COMP doesn...

Page 25: ... INPUT CONTROL OBJECT FAST KEY Buzzer A HOW TO REDUCE ⓐ 1 min Click FAST KEY one time on MAIN PCB ⓑ 30 min If you press FAST KEY continuously you can reduce 30 minutes on each 2 5 seconds with buzzer ⓑ 30 min If you press FAST KEY continuously you can reduce 30 minutes on each 2 5 seconds with buzzer B Practice Use Can be applied to reduce needless time on test EX function of stop for 6 min 7 9 De...

Page 26: ...tinuously the following actions are recommended for service Resistance R39 Default resistance 31 4Kohms Resistance R36 Cut the J1 off to reduce basic resistance by 1 5 C 2KΩ up Resistance R31 Cut the J2 off additionally to reduce basic resistance by 1 5 C total 4KΩ up R39 R SENSOR OFF point R36 R39 R SENSOR OFF point 1 5 C R31 R36 R39 R SENSOR OFF point 3 C R SENSOR R47 31 4K R45 2K J1 R39 31 4k R...

Page 27: ...ingly C D1 ERROR It happens when D Sensor is OPEN or SHORT ⓐ DISPLAY STEP 1 LED is on off continually ⓑ CONTROL Return to next limit defrost time 40 min ⓒ CANCEL when D Sensor is working normally D DR ERROR It happens when the system senses door opens more than 1 hour ⓐ DISPLAY STEP 2 3 LED Lamps are on off continually CODE LED ERROR R1 3 R sensor RT 2 RT sensor D1 1 D sensor DR 2 3 DR Switch p y ...

Page 28: ...43300 GUIDE C C R AS FRP 512 GUIDE ROLLER 3012543400 GUIDE V CASE L AS FRP 512 GUIDE ROLLER 3012543500 GUIDE V CASE R AS FRP 512 GUIDE ROLLER 8 3016502800 CASTER F AS FRP 512 T2 6 9 3012105101 FOOT ADJ AS PP BLACK 10 3012935600 HINGE U AS SHP1 5T FRP 512 11 301149A500 COVER CAB BRKT F FRP 512 PP J 370A 1 1 2 2 1 1 1 1 1 1 1 1 6 7 1 Cabinet NO PART CODE PART NAME SPEC Q ty Some parts can be chaged ...

Page 29: ... 1 1 1 1 1 1 1 1 1 1 1 4 4 4 COMPRESSOR 16 17 SWITCH P RELAY AS Q ty 1 1 2 1 1 Machine Room NO PART CODE PART NAME 18 COVER RELAY SPEC 14 3016406100 400V 5UF HPL26YH MK183Q 3016405800 350V 4UF Panasonic R600a 3016405900 350V 5UF S S MK162B 3016405020 250V 12UF DW YX58LHE2 3 20 3011190910 CASE VAPORI AS FRP 512 21 3012513950 HOSE DRN B PVC 22 3014467230 PIPE WICON AS FRP 512 23 3018410140 MOUTHBELL...

Page 30: ...1 1 EVA AS 27 FUSE TEMP AS 30 31 HARNESS D SENS LOUVER F AS Freezer Refrigerator Compartment NO PART CODE PART NAME SPEC 33 1 38 3017853400 SHELF F FRP 512 PS MF 1 301 39 3017859400 SHELF F AS SHELF FRAME I CASE 40 3010518900 BOX ICE GPPS 3001443900 FRP 512 3011660700 GPPS DECO 43 3012542500 GUIDE DRN O FRP 512 HIPS HI450 44 3014810300 SENSOR R AS HARNESS SENSOR FRP 512 45 30143JC220 PCB REF LED A...

Page 31: ...09C870 TIANIUM VCM 1 X X X 300009C880 TITANIUM ELLIO X 1 X X 300009C890 M WHITE EMBO X 1 X X 300009C8A0 TIANIUM VCM X 1 X X 300009C840 TITANIUM ELLIO X X 1 X 300009C8B0 M WHITE EMBO X X 1 X 300009C8C0 TIANIUM VCM X X 1 X 300009C8D0 TITANIUM ELLIO X X X 1 300009C8E0 M WHITE EMBO X X X 1 300009C8F0 TIANIUM VCM X X X 1 59 3012320300 GASKET R DR AS PVC GRAY 1 1 1 1 62 3018202100 TANK WATER AS FRP 513 ...

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