Samsung SR-40RMB Service Manual Download | Manualshive

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Model :SR-40RMB

SR-44RMB

FEB, 2000

For request : [email protected]

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Summary of Contents for SR-40RMB

Page 1: ...Model SR 40RMB SR 44RMB FEB 2000 Forrequest Refcs Samsung co kr ...

Page 2: ...10 0 344 12 2 110 115V 60Hz 127V 60Hz 220V 5 60Hz 230 240V 50 290W forced convection HFC 134a 160g 4 STAR 376 13 3 670x640x1660 670 670x640x1730 670 59 69 kg 63 73 kg Vailable Capacity cu ft Net Dimension WidthxDepthxHeight Rated Voltage frequency Rated Power Defrost Heater Type of Refrigerator Refrigerant Refrigerant Mass Freezing Capicity Weight Net Gross CFC FREE ...

Page 3: ...uld lead to fire hazard or abnormal operation causing severe personal injury Make sure the power cord is not crushed or damaged Repair immediately all power cords or outlets that have become frayed or otherwise damaged Check the operating environment Do not install the refrigerator in a humid with condensation location or on an unstable surface Be sure the earth If earthing is not done it will cau...

Page 4: ...ment Check the correct model rated voltage rated correct operating temperature and so on On repair make sure that the wires such as harness should be bundled tightly Bundle tightly wires in order not to be detached by the external force and then not to be wet On repair remove completely dust or other things of housing parts harness parts and check parts Cleaning may prevent the possible fire by tr...

Page 5: ... Inside Storage Angle Adjustment Movable Caster Interior Lamp Liner Door Panel SR 40NMA NMB RMB SR 44NMA NMB RMB 92 92 252 284 344 12 2 376 13 3 670 640 670 1730 1660 53 54 R134a 160g Dial Resistance Automatic Start Finish by PCB Cyclo Pentane Cyclo Pentane ABS SD 0150 2 Guard Freezer 1 Guard Egg 1 Guard Bottle 2 Guard Variety 1 Guard Jumbo Refrigerator Freezer 2 Rear 2 Legs front 2 Door Freezer R...

Page 6: ...3 127V 60Hz UK162P L1U T3 230 240V 50Hz SK170Q L1U T3 220V 50 60Hz SK170H L1U T3 FREOL Æ 15c 264cc Fin type Natural convection type Molecular sieve XH 9 13g ID 0 75 x L3400 mm 502AT 502AT 250V 0 5A 125V 1 5A BSBN Brass screw Rating Voltage Ampere Open temperature AC 250V 10A 72 4 C J531Q33E100M 200 2 10Ω 20PIN 33Ω 2PIN 4TM419 NHBYY 53 4TM2935 HBYY 53 4TM265 RFBYY 53 250VAC 12µF 250VAC 12µF 350VAC ...

Page 7: ... YEL YELLOW S BLU SKY BLUE PNK PINK BLK BLACK WHT WHITE W BLK WHITE BLACK ORG ORANGE PRP PURPLE GRY GRAY RED RED BRN BROWN YEL YELLOW S BLU SKY BLUE PNK PINK BLK BLACK WHT WHITE W BLK WHITE BLACK ORG ORANGE PRP PURPLE 110 115V 60Hz 127V 60Hz 220V 50 60Hz 230 240V 50Hz SR40 44 ...

Page 8: ... 7 5 1 Product Dimension 670 60 9 B A 548 5 50 15 C D 80 5 1250 5 454 1 MODEL SR40NMA NMB RMB SR44NMA NMB RMB A 1660 1730 B 1103 5 1173 5 C 549 5 549 5 D 640 670 640 670 Remark SR 34 SR 30 5 Extemal size and Designations ...

Page 9: ...mble Lift up the cover push the cover to the right as shown until the mounting hook disengages then disengage the other mounting hook Ł and pull out the cover Pull the shelf forward until it stops then lift it up and pull it out With shelf front raised slightly engage the roller between the rails and slide it back To repace the cover first engage the mounting hook as shown then engage the other ho...

Page 10: ...tronics 9 6 Schematic diagram of coolant gas circulation COMPRESSOR PIPE IMMERGE PIPE SUB CONDENSER PIPE CLUSTER PIPE HOT DRYER CAPILLARY TUBE EVAPORATOR ACCUMULATOR PIPE SUCTION COMPRESSOR 6 1 Refrigeration Cycle ...

Page 11: ... freezing compartment by cold air shower Cold air that comes out of the freezing compartment is absorbed back to the lower part of the cooling system through the suction port on the median divider In the refrigerating compartment cold air is distributed to the duct cover through the median divider Cold air supplied to the duct cover passes through the refrigerating compartment After cooling the re...

Page 12: ...n order of heating recess time 3 The first defrosting function after the initial power on starts with 4 hours of accumulated time of comp on and then it repeats its function at every 8th hour of comp on 4 In the process controlling of defrosting heater ON OFF is done by EVA SENSOR When the quality of EVA SENSOR is poor short open defrosting will be terminated only after recess time function withou...

Page 13: ... is carried out according to the temperature selection knob position l To release it s operation during forced starting power should be turned off and turned on again or test release mode on 3 below should be selected 2 Forced Defrosting Function l If test switch is pressed once more during forced starting function it is released immediately and forced defrosting function starts and the Lamp on ma...

Page 14: ... 6 Display of Lamp Indicating Defects Lamp On Time 0 3sec Lamp Off Time 2sec If there are more than one defect corresponding display is shown in sequence Example of Defect Indication When R Room Sensor is defected LAMP repeats one time of 0 3 second on and then 2 seconds off When R Room Sensor and EXT Sensor are defected at the same time LAMP repeats one time of 0 3 second on 2 seconds off and the...

Page 15: ...y outputs around AC 16V to the both sides of the a point Then DC 12V and 5V are supplied through the circuit and regular voltage IC REG1 REG2 It oscillates generate clock for synchronizing the information transmission and reception of the internal elements of MICOM and to calculate the time If the specification of resonator is changed it is not able to operate normally because the trimming system ...

Page 16: ...ores of uSEC and it maintains high during the normal operation If door is open R DOOR S W contact is closed Then when RED LINE supplies power to GRAY LINE passing through R704 and PHOTO COUPLER PC817 LED and D702 PC817 operates and generates 50 or 60HZ globe shaped wave MICOM recognizes this waveform and detects that door is open If door is closed R DOOR S W contact is open and power is not suppli...

Page 17: ...ts smaller when the temperature is high and it gets bigger when the temperature is low 2 The voltage which is input to MICOM by a sensor is calculated with Vf Rth Vcc R303 Rth Vcc DV5V Rth Sensor resistance 3 Refer to the attached conversion table of resistance and input voltage of sensor for temperature ...

Page 18: ...s and Resistance values of MAIN PCB MICOM input unit for ROTARY S W contact position of SUB PCB ASS Y are like below In case of resistance value estimation connector terminal should be estimated after the connector of MAIN PCB CN01 is disassembled On the above Table resistance value is not calculated when SUB PCB ASS Y connecting line is disconnected or there are any cracks on PCB board Class Volt...

Page 19: ...sting heater is turned on the micom pin 23 outputs high DC 5V and a realy is activated When the defrosting heater is turned off the micom pin 23 outputs low 0V c Indicating Lamp is turned ON when MICOM PIN 22 input voltage is high and DC12V is passed to LED through resistance R703 When MICOM PIN 22 output is low LED is turned OFF 7 Load Operation and Indicating Lamp Controlling Parts ...

Page 20: ...16 D617 D618 D619 D620 MICOM OUTPUT1 INPUT1 INPUT2 INPUT3 INPUT4 OUTPUT2 OUTPUT3 OUTPUT4 OUTPUT5 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5 5 0 5 5 6 0 6 5 7 0 7 5 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5 5 0 5 5 6 0 6 5 7 0 7 5 8 0 605 604 603 602 601 605 604 603 602 601 SHIFT SHIFT Warning As DIODE OPTION except D601 D605 has important effects on the reliability of refrigerator do not change it voluntarily ...

Page 21: ...re controller OK Voltages and Resistance values of each ROTARY S W on CN01 of MAIN PCB OK Is the resistance value of refrigerator sensor OK see separate temperature Table Control temperature controller see temperature controller circuit Repair MAIN PCB ASS Y and other COMP connection unit NO Replace temperature controller NO Repair connector part and wires NO Replace refrigerator sensor NO YES YES...

Page 22: ...N5 on CN01 of MAIN PCB discharged Is FUSE of MAIN PCB OK Is soldering and SHORT on the soldered area of MAIN PCB OK Is COMP RELAY and defrosting RELAY OK when the TEST S W of MAIN PCB is operated Repair Power Cord and wires MAIN PCB ASS Y is OK NO Replace Fuse NO Check soldering NO Check PCB NO YES YES YES YES ...

Page 23: ...22 Samsung Electronics 4 Circuit ...

Page 24: ...6A 125VAC 250VAC 30VDC 250VAC Resistive Pilot duty C 150 VSB 3 VSB 5 VSB 6 VSB 9 VSB 12 VSB 14 VSB 18 VSB 24 VSB 36 VSB 48 VSB 60 VSB 100 3 5 6 9 12 14 18 24 36 48 60 100 3 5 6 9 12 14 18 24 36 48 60 100 36 50 115 200 280 460 820 1 850 3 300 5 100 13 400 17 47 68 155 270 370 610 1 100 2 450 4 400 6 800 18 860 2 1 3 5 3 5 6 3 8 4 9 8 12 6 16 8 25 2 33 6 42 0 70 0 2 1 3 5 4 2 6 3 8 4 9 8 12 6 16 8 2...

Page 25: ...5W HighsensitiveType 0 53W StandardType 0 35to0 37W HighsensitiveType 0 26W PleaseseeCoilDataChart PleaseseeCharacteristicData STRUCTURE 16 Amps Miniature Slim Type Power Relay Stationary Contact Terminal Make Stationary Contact Spring Make Stationary Contact Spring Break Armature Yoke Core Movable Contact Spring Card Base Block Stationary Contact Terminal Break Coil Terminal Bobbin Coil Movable C...

Page 26: ...t Current at on time Output Current at on time VDET VOL ILKG VHYS VDET T ICCL ICCH VTH OPR tDL tDM tOL tOL 3 15 30 0 6 10 8 3 3 50 0 1 300 30 0 8 10 15 18 16 3 45 0 25 0 1 100 500 50 1 0 15 20 28 30 V V mV V mA mA RL 200 VOL 0 4V RL 200 VCC 15V RL 200 RL 200 VCC VDET MIN 0 05V VCC 5 25V RL 200 VOL 0 4V RL 1 0 CL 100pF RL 1 0 CL 100pF VCC VDET MIN 0 05V TC 25 VCC VDET MIN 0 05V TC 30 75 Symbol Test...

Page 27: ...power on and instantane ous power off in systems n FEATURES ƒU Detecting against error operations at the power ON OFF ƒU Resetting function for the low voltage microprocessor ƒU Checking low battery ORDERING INFORMATION BLOCK DIAGRAM Vcc INPUT GND VREF VO TO 92 1 Input 2 GND 3 Output Device Package Operating Temperature KA7533Z TO 92 30 75 ...

Page 28: ...5V to 30V IO 5mA f 10Hz to 100KHz TA 25 f 120Hz VI 15V to 25V IO 1A TJ 25 f 1KHz VI 35V TA 25 TJ 25 TJ 25 TJ 25 VI 14 5 to 30V VI 16 to 22V IO 5mA to 1 5A IO 250mA to 750mA Characteristic Symbol Test Conditions KA7812I KA7812I Unit Output Voltage Line Regulation Load Regulation Quiescent Current Quiescent Current Change Output Voltage Drift Output Noise Voltage Ripple Rejection Dropout Voltage Out...

Page 29: ...in VO due to heating effects must be taken into account separately Pulse testing with low duty is used ABSOLUTE MAXIMUM RATINGS TA 25 unless otherwise specified VI VI ReJC ReJA TOPR TSTG V V W W 35 40 5 65 0 125 40 125 65 150 Characteristic Symbol Value Unit Input Voltage for VO 5V to 18V for VO 24V Thermal Resistance Junction Cases Thermal Resistance Junction Air Operating Junction Temperature Ra...

Page 30: ...utput current Although designed primarily as fixed voltage regulators these devices can be used with external components to obtain adjustable voltages and currents FEATURES ƒU Out put Current up to 1A ƒU Output Voltages of 5 6 8 9 10 11 12 15 18 24V ƒU None Thermal Overload Protection ƒU Short Circuit Protection ƒU Output Transistor SOA Protection BLOCK DIAGRAM REGULATOR ORDERING INFORMATION 1 INP...

Page 31: ...27 26 25 24 23 22 21 20 19 18 17 16 68 648 65 011 61 595 58 384 55 366 52 526 49 854 47 337 44 967 42 733 40 626 38 640 36 765 34 995 33 323 31 743 30 250 28 838 27 502 26 237 4 364 4 333 4 301 4 268 4 235 4 2 4 164 4 127 4 09 4 051 4 012 3 972 3 93 3 888 3 845 3 802 3 757 3 712 3 666 3 62 Temperature Resistance Voltage v 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 12 949 12 424 11...

Page 32: ... 501 3 573 3 525 3 477 3 428 3 397 3 329 3 279 3 229 3 178 3 127 3 076 3 025 2 974 2 923 2 872 Temperature Resistance Voltage v 20 21 22 23 24 25 26 27 28 29 30 31 32 33 5 970 5 759 5 557 5 363 5 178 5 000 4 829 4 665 4 508 4 357 4 212 4 072 3 938 3 810 1 869 1 827 1 786 1 745 1 705 1 666 1 628 1 590 1 553 1 517 1 481 1 446 1 412 1 379 Temperature Resistance Voltage v ...

Page 33: ... 0V IC 350mA KA2655 0 5 VINTO 0 5 VO 0 5 VINTO 0 5 VO VIN open VO GND VR 50V Ta 25 VIN open VO GND VR 50V Ta 25 IF 350mA 1000 15 0 25 0 25 1 7 30 1 0 1 0 50 100 2 0 Characteristic Symbol Test DC Current Gain Input Capacitance Propagation Delay Time Clamp Diode Leakage Current Clamp Diode Forward Voltage 1 2 3 4 5 6 7 8 16 PIN CONFIGURATION 15 14 13 12 11 10 9 SCHEMATIC DIAGRAMS KA2655 each driver ...

Page 34: ...N MOTOR DEFROST HEATER THERMAL FUSE SK BLUE PINK 2 3 1 1 2 2 5 3 6 C B 1 3 GRY R LAMP DOOR SWITCH GRY BRN SK BLUE SUB PCB R ROOM SENSOR EVAP SENSOR MAIN PCB WHT WHT EXT SENSOR L L M RUNNING CAPACITOR OVERLOAD PROTECTOR P T C RELAY 5 9 7 NO CODE NO ITEM DESCRIPTION Q ty DA32 10105P DA32 10109J DA41 00010A DA41 00010B DA41 00010C DA41 00010D DA41 00012A DA32 10109M EVA SENSOR ASS Y R SENSOR ASS Y MA...

Page 35: ...8 1 Trouble check for the cooling cycle 8 Troubleshooting 34 Samsung Electronics ...

Page 36: ...normal Ω Normal Approx 100Ω 20kΩ Abnormal 0Ω and Ω Use the tester to measure the resistance Bring the component to cool down completely before measuring Use the tester to measure the resistance Bring the component to cool down completely before measuring Use the tester to measure the resistance Use the tester to measure the resistance Measuring point A B contact point When the switch is on by the ...

Page 37: ...d useless in the freezer room and get rid of the moisture in the freezer 2 Please pull up the top with a long nose and insert the hand into the gab as shown below Take a part the connected housing 3 When the COVER EVAP ASSY is taken a part take an action on the problem Reassemble the cover evap a ssy ...

Page 38: ...tilitmeetsthestop flTilting the front up slightly and continuing to pull the compartmenttowardsyou 2 Withaflat bladedscrewdriver priesouttheupperpartofthe lightcover Pullthecoverfree 3 Unscrewandremovethelightbulb 4 Insertnewbulb maximumof15W E14smallscrewbase 5 Replacethelightcoverbypushingituntilitclicksbackinto place 6 Replacethechillercompartmentbyslidingitbackintoposition 1 Remove the light c...

Page 39: ... Door 1 Separate the plastic cover on the hinge 2 Unscrew the hinge to separate it and hold up and remove the freezer door Refrigerator Door 1 Unscrew 3 screws of the hinge and separate it 2 Separate the door switch 3 Hold up and remove the refrigerator door Move the stopper at the bottom of the freezer door and the refrigerator door right to left to fix it ...

Page 40: ... the refrigerator door to fit in the proper location 3 Fix the hinge to the fixing roll Freezer Door 1 Fix the freezer door downward 2 Fix the freezer door th the fixing roll and screw it 3 Assemble the cover hinge 12 2 Methods of Exchanging Reversible Door RMC RMB model Put on the hole with a cap on the opposite hole and fix the power switch of the refrigerator ...

Page 41: ...ELECTRONICS ˇSamsung Electronics Co Ltd Refrigerator Division 1999 1 Printed in Korea 272 Oseon Dong Kwangsan Gu Kwangju City Korea 506 253 TEL 062 950 6811 6812 FAX 062 950 6829 ...

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