Manuals / Samsung / Kitchen Appliance / Refrigerator

Samsung SR-61NMC, SR-65KTC, SR-65NMC, SR-69NMC C. Freezer’s defrosting sensor failure, －48－

Models: SR-61NMC SR-61KTC SR-69NMC SR-65NMC SR-65KTC

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C. Freezer’s defrosting sensor failure

C. Freezer’s defrosting sensor failure

START

Is freezer’s defrosting sensor O.K?

Change sersor

Is Main PCB connection (con30)O.K?

Connection failure Re-connection

Is connection of detrosting sensor O.K?

Check connected sensor wire

Is input of MICOM pin 9 O.K?

Check lead and short

PCB and temp.sensor O.K

Check connection. change MAIN PCB.

D. Refrigerator’s defrosting sensor failure

START

Is Refrigerator’s defrosting sensor O.K?

Change sersor

Is Main PCB connection (con30)O.K?

Connection failure Re-connection

Is connection of detrosting sensor O.K?

Check connected sensor wire

Is input of MICOM pin 8 O.K?

Check lead and short

PCB and temp.sensor O.K

Check connection. change MAIN PCB.

－48－

Image 49

Samsung SR-61NMC, SR-65KTC C. Freezer’s defrosting sensor failure, D. Refrigerator’s defrosting sensor failure, －48－

Contents

Model SR-61KTC/SR-61NMC SR-65KTC/SR-65NMC CONTENTSSR-69NMC REFRIGERATOR1. Product specifications 2.Safety precautions and warnings Description of symbolsWarning/Caution ProhibitionProhibition ProhibitionProhibition RetedTEMPERATURE DEFROST REFRIGERATION PARTS3. ELECTRIC PARTS STANDARD ELECTRIC PARTS 4-1.Electronic modeSR-61KTC,65KTCT 4. Electric diagram4-2SEMI BASIC SR-61NMC,65NMC, 69NMC 5. Cool Air Circulation MODEL 6. FUNCTIONS AND DIRECTIONSSR-61NMC SR-69NMCDOOR GUARD 6-2.THE NAME OF EACH PARTS AND DISASSEMBLE METHODCHILLED ROOM SHELF DID CASE－11－ 6-3.CYCLE OF FREEZING7. TEMPERATURE CONTROL AND THE OTHERS 3.Alarming 3Forced operating and defrosting“ Beep”sound 5.SELF DIAGNOSIS 6.LOAD STATUS DISPLAY 7.operating of fan motor －18－ ※Personal Informatin7-2,SEMI ELECTRONIC MODE D. TEST FUNCTION Page 8. CIRCUIT OPERATING THEORY 4.DOOR S/W SENSING PART 5. TEMP·SENSING PART STATES 7. COMP AND DEFROSTING HEATER OPERATINGLOAD REMARK8. BLDC MOTOR Operation Circuit 1-2FAN MOTOR IN THE FREEZER R-FAN NAME 9. POTION PART 1PRINCIPIE OF MAVEMENTSTANDARD REMARK8-2.SEMI ELECTROMAGNETIC 9-1.POWER PART 9-3.RESET CIRCUIT PART 9-5.TEMP. CONTROL CIRCUIT.ROTARY S/W It is appeared the S/W cross spot of ROTARY B. REFRIGERATOR TEMP ※ CAUTIONS/Wcircuit ①~⑩ －31－－32－ 6. ELECRICAL LOAD SIGNAL LAMP CONTROL PARTB. MOVEMENT PRINCIPAL －34－ ※PERSANAL INFORMARemark MODEL NAME1.Check the power of consent and power code 9.Diagnosis of disorder and method of repair1.No input Power 1.ELECTRICAL SR-61KTC,65KTCOuter temper ature sensor failure 2.Self diagnosis failure②Refrigerator temp, sensor failure －37－－38－ Freezer tem sensor failare－39－ Freezer’s defrosting sensor failure3. In case of contiunous alarming REFRENCES ②In case of“Beep-Beep”alarming 4. In case of FAN do not run REFRENCES －43－ ①In case of F-FANdoesn’t run Run the DC voltage－44－ Forced operation Check CON70 connection check －45－the MOTOR Check the MOTOR Chang the MOTOR 1.When not operating Power 9. Diagnosis of disorder and method of repair2.SENMI electronic mode SR-61NMC,65NMC －46－A. Freezer’s temp·sensor failure 2. Self diagnosis failureB. Refrigerator’s temp, senser failure －47－D. Refrigerator’s defrosting sensor failure C. Freezer’s defrosting sensor failure－48－ 3.In case of FAN in the refrigerator doern’t run －50－ B. In case of R-FANdo not run ①Check－51－ ②Check ROTARY S/WIs proper the retrigerators temp·regulator? 4.Badress management of freeze cycle Appearance －53－ 10-1.Freezer comoartmentSR-61KTC,65KTC10-2.Freezer compartment SR61NMC,65NMC,69NMC －55－ 10-3.Refrigerator Compartment SR-61KTC,65KTCTHERMO-FUSE,ASSY SENSOR-ASSY EVAP-REF CHASSIC-COMPASSY CHASSIC-COMPASSY HING-MID-ASSYHANDLE-FRE,ASSY 10-7.Related Components of DOORCASE-DLSPLAY,ASSY HANDLE-REF,ASSY1.Disassemble lathch the top cover of refrigerator 11-3.Replacement of refrigerator in door lamp 11-2.Replacement of freezer in door lampSR-61KTC SR-61/65/69NMC 1Remove the back cover lamp and then in door lamp1 Push the cold storage and remove it 11-4.Disassemble of refrigerator cooling part2Remove foods and shelves inside the Refrigerator Remove 2 screws la tch2 holders securing evaporator CABLE TIE FOAM-LEX Groove for preventing small ice when defrostingTemp·fuse Temp·sensor Noise protector1 Pull out the shelf FORM-LEX Temperature fuse Frasting sensor Assembly specifcation of Freezer cooler part11-6.Disjonting of DID door 1 Disassembie inner lower GROMMET of DID doorMotor fan Hot pipe entrance S-PIPE 11-7.Unit assemblyPace condenser Pace condenser entrance Condenser entrance Rubber for Noise protector1.Disconnect the power cord 11-8.Electric box assembly3.Assembly specification of electric box TEST S/W Condenser1.Disconnect the power cord 11-9.Electric box assembly3.Assembly specification of electric box TEST S/W FUSE Condenser TRANS-POWERPACKING OF DOOR AND CABINET 12. PACKINGPACKING EXAMPLE OF FRONT SIDE AND BACK SIDE EXAMPLE OF PERFECT PACKINGCircuit way BLOCK DIAGRAM FEATURES13. Main Components Specifacations ORDERING INFORMATIONABSOLUTE MAXIMUM RATINGS TA = ELECTRICAL CHARACTERISTICS KA7805/IELECTRICAL CHARACTERISTICS KA7812/I FEATURES 3.3V VOLTAGE DETECTORChecking low battery BLOCK DIAGRAMELECTRICAL CHARACTERISTICS TA = ABSOLUTE MAXIMUM RATING TA =2981THRU FEATURES8-CHANNELSOURCE DIRVERS ABSOLUTE MAXIMUM RATINGSFOR SAFETY OF SERVICE CAUTION 272, Oseon-Dong, Kwangsan-Gu Kwangju-City,Korea ELECTRONICSTEL 82-62-950-6810,6811 FAX