Samsung RB215B Series Service Manual Download

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17. CONNECTOR ARRANGEMENT&DESCRIPTIONS

①

F LAMP

③

COMMON LINE(N)

⑤

COMP

⑦

HEATER COMMON LINE(N)

⑨

R HEATER (R DRAIN. ICE WATER PIPE)

⑪

HEATER COMMON LINE(L)

⑬

F HEATER (F DRAIN)

①

ICE WATER VALVE

③

R FAN

⑤

COMMON LINE(L)

⑦

R LAMP

⑨

C FAN

⑪

F FAN

①

PANEL PCB WIRE

③

PANEL GRID SIGNAL

⑤

KEY

①

TRANS IN AC

③

TRANS IN AC

①,②

ICE MAKER MOTOR

③

GND

④

ICE EJECT SENSOR

⑤

TEST S/W

⑥

HORIZONTAL S//W

⑦

ICE FULL S//W

⑧

GND

①

F-DOOR S/W

②

GND

③

F-ROOM SENSOR

④

F-DEFROST SENSOR

⑤

R-DOOR S/W

⑥

GND

⑦

R-ROOM SENSOR

⑧

R-DEFROST SENSOR

①

AMBIENT

SENSOR

④

GND

Summary of Contents for RB215B Series

Page 1: ...RB195 215B Model Code REFRIGERATOR REFRIGERATOR PRODUCT FEATURE For the latest parts information Please access to our service web site http itself sec samsung co kr Reversible Door Auto Ice Maker Frid...

Page 2: ...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 C...

Page 3: ...E 10 8 MECHANICAL DISASSEMBLY 12 9 REVERSIBLE THE DOOR SWING 19 10 INSTALLATION OF THE WATER LINE 24 11 TEMP CONTROL OPERATION FUNCTIONS 25 12 OPERATION PRINCIPLES BY PARTS OF CIRCUIT 46 13 DIAGNOSTIC...

Page 4: ...ttings The refrigerator should runs smoothly and lower the temperature gradually 4 Once the refrigerator temperature is sufficiently low It is recommended to store foods in the refrigerator It takes a...

Page 5: ...pillary tube Earth screw Door switch Model Starting type Refrigerant Oil Charge Freezer Refrigerator Evaporator Compressor RB195BSSW RB195BSSB RB195BSVQ RB195BSBB RB215BSSW RB215BSSB RB215BSBB RB215BS...

Page 6: ...st Cycle Concurrent Defrost of F and R Defrost Cycle FRE Defrost Cycle REF Pause Time Freezer Sensor Refrigerator Sensor FRE Evap Sensor REF Evap Sensor Ambient TEMP Sensor Defrost Heater FRE Drain He...

Page 7: ...5 WARRANTY INFORMATION 7...

Page 8: ...emble Door Bin Push it up and slide it out to disassemble Glass Shelf Pull it out until its stop Tilt down and slide it out Ice trays Vegetable Drawer Gallon Bin Light Freezer Drawer 6 Interior Views...

Page 9: ...9 Interior Views and Dimensions MODEL RB195 RB215 A 24 3 26 3 B 28 3 30 3 C 57 8 59 8 6 2 Dimensions of Refrigerator Inches...

Page 10: ...ion Cycle and Cool Air Circulation Route Compressor Sub condenser Cluster pipe Hot pipe Dryer Capillary tube R Evaporator F Evaporator Accumulator Suction pipe Compressor 7 1 Refrigerant Route in Refr...

Page 11: ...11 Refrigeration Cycle and Cool Air Circulation Route 7 2 Cool Air Circulation...

Page 12: ...Disassembly Control Panel 13 Refrigerator Light 14 Freezer Light 14 Evaporator Cover in the Refrigerator 15 Evaporator Cover in the Freezer 16 Evaporator in the Freezer 17 Evaporator in the Refrigerat...

Page 13: ...13 Mechanical Disassembly 1 Remove the screws 2 Pull out the control panel 3 Disconnect the wire connector Control Panel...

Page 14: ...over and the screw it again 5 Plug the power cord in and check the lamp by pressing the R door switch Always unplug the power cord before replacing the refrigerator lamp There is the danger of electri...

Page 15: ...screwdriver 3 Remove 6 Phillps screws from the cover 4 Unlock the 2 tabs with a flat blade screwdriver on each side of the bottom cover 5 Remove the evaporator cover by pulling out from the bottom of...

Page 16: ...y 1 Remove all drawers from the freezer 2 Remove screws 2 from the support rail 3 Pull down the holder of the support rail and disconnect the wire connector to remove it 4 Unlock the tabs around the e...

Page 17: ...n the bottom of refrigerator 1 Take off the ductwork in refrigerator 2 Disconnect the wire connector Heater and Thermistor 3 Desolder the capillary tube and the suction line from the evaporator 4 Remo...

Page 18: ...g any electric components Mechanical Disassembly 2 Remove the screws of the compartment cover Slide it up and take out from the refrigerator 3 Mechine compartment assembly Machine Compartment Electric...

Page 19: ...electric wire on the top of the refrigerator Warning 1 If you want to change the door direction call 1 800 SAMSUNG 2 Read the instructions carefully before starting 3 Handle parts carefully to avoid s...

Page 20: ...l not to drop and scratch the Freezer door 10 After removing the left and right side screws disassemble the Grommet Stopper Door and Stopper Mid of the right bottom of freezer door 8 After removing th...

Page 21: ...it upside down 15 Assemble Freezer Door by fitting the lower hinge into the hinge grommet hole Don t forget to insert washer with grease 16 Fix the additional Hinge mid into the door hole Door S W Do...

Page 22: ...dware from left side of door to the right side and vice versa 22 After removing the screw dissemble the Cover Cap Door and Cover Hinge Cover Hinge Cover Hinge Cover Cap Door Cover Cap Door 17 Reinstal...

Page 23: ...ap wire taken from the left connector on the right connector 26 Assemble the Cover Hinge with the screws 27 Finally confirm opening and closing of the fridge door 28 Make any necessary adjustments to...

Page 24: ...ith local plumbing code requirements Slip the compression nut through the plastic tube After inserting the compression nut into plastic tube tighten the compression nut onto 1 4 compression fitting Yo...

Page 25: ...n 30 11 7 Machine Compartment F Fan Motor Delay Function 30 11 8 Ice Maker Function Only applicable to Model with the Auto Ice Maker function 31 11 9 Defrost Function 35 11 10 Test Function 35 11 11 F...

Page 26: ...nction button is pressed 1 4 The STD temperature for each step is as follows Based on 1 3H copper bar 1 5 When the Freezer button is pressed 7 SEG will be changed immediately But its function will go...

Page 27: ...Fridge Temperature Control Step Temp 1 45 2 44 3 42 4 40 5 38 6 36 7 34 1 1 It is selected by pressing the Super Freeze button 1 2 When the Super Freeze button is pressed once Super Freeze will be tu...

Page 28: ...ate continuously until it reaches to 28 B Comp and R Fan will operate continuously until it reaches to 28 But the operation time will not exceed 2 and a half hours C During the operation of Super Cool...

Page 29: ...o cancel its function When t he Chi l d Lock i s sel ect ed al l of t he f unct i on but t ons do not operate So temperature control Super and Ice Off functions wi l l keep their current settings It i...

Page 30: ...Operation it will send out a BEEP sound until the Defrost is completed idling time included or the cancellation is selected 3 4 With Forced R Defrost it will send out a BEEP sound 0 1sec ON 0 75sec OF...

Page 31: ...he previously set option time Factory set value 5 0 sec and the Water Supply Valve is shut off Water is to be supplied regardless of F R Door Open The Ice Test S W does not operate during water supply...

Page 32: ...supply is the same as that after the completion of the previous water supply regardless of the recognition of Water Supply No Water Supply The number of the previous water supply does not change In o...

Page 33: ...direction 4 1 1 Detailed movements by step during Ejection 1st step Ejection Temp Check Check whether the temp sensor is below 15 and whether the Ejection Standby time after Water Supply has passed A...

Page 34: ...e function is selected the indicator will be off immediately But when the ice maker is supplying water ejecting ice or performing horizontal leveling it will stop operating after the completion of the...

Page 35: ...he LEDs will be off 1 2 When any of Super Freeze Super Cool Freezer and Fridge buttons is pressed within 15 seconds with the display panel shifted to the Test Setting Mode it will be selected in the o...

Page 36: ...ode is selected it will stop alarming 2 1 When the Test button is pressed one more time during Forced Operation it will go into R Room Forced Defrost Display for Forced R Defrost Press one of Super Fr...

Page 37: ...lay for about 3 seconds from the power on point regardless of the notch save if the F Room temperature is lower than 41 5 11 12 Power Compensation Function 1 Self diagnosis with initial power on 1 1 W...

Page 38: ...ON Communication error with PLC modem LED Display Self Diagnosis Check List 2 Self diagnosis with initial power on 2 1 When pressing the Super Freeze button and the Super Cool button simultaneously fo...

Page 39: ...ROR F ROOM HEATER SENSOR HOUSING SLIP OUT CONTACT DEFECT WIRE CUT WIRE SHORT OR TEMP FUSE DEFECT WHEN DEFROST DOES NOT FINISH EVEN AFTER A 70 MINUTE CONTINUOUS HEATING IT DISPLAYS THE ERROR AFTER SEPA...

Page 40: ...Status Display Mode only shows the status of the load operation command from MICOM MICOM sends out command signals So it does not mean the related components are in operation For example even though...

Page 41: ...turned off except Freezer and Fridge All the options operate according to the Option Table So only Fridge and Freezer will be introduced 1 For example if you want to change option and shift the stand...

Page 42: ...mp Hysteresis Notch Gap for each temperature can be controlled 6 Since option is already set in EEPROM while sending out products at the factory do not change it randomly except for special occasions...

Page 43: ...Common All Models Fridge LED 0 Set Value Freezer LED 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Option Value 0 31 1 0 5 30 2 1 0 29 3 1 5 28 4 2 0 27 5 2 5 26 6 3 0 25 7 3 5 32 9 0 5 33 8 1 0 34 7 1 5 35...

Page 44: ...ll Models Fridge LED 1 Set Value Fridge LED 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Option Value 0 31 1 0 5 30 2 1 0 29 3 1 5 28 4 2 0 27 5 2 5 26 6 3 0 25 7 3 5 32 9 0 5 33 8 1 0 34 7 1 5 35 6 2 0 36 5...

Page 45: ...anging the Defrost Sensor temperature to 1 4 17 Option Item Set Item LED Fridge Ice Maker Water Supply Time Control 20 Set Value F Room Temp Set Value 0 1 2 3 4 5 6 7 Option Value 5 sec 6 sec 7 sec 8...

Page 46: ...CIRCUIT 47 12 3 RESET CIRCUIT 48 12 4 EEPROM DETECTION CIRCUIT 48 12 5 DOOR SWITCH DETECTON CIRCUIT 48 12 6 TEMP SENSING CIRCUIT 49 12 7 ICE MAKER OPERATION CIRCUIT 50 12 8 DISPLAY DRIVING CIRCUIT 51...

Page 47: ...output via regulator REG1 7812 And it will supply DC5V to MICOM and power to other circuits via regulator REG2 MC7805ACT and make entire PCB operate 1 It is an Oscillation Circuit for synchronism clo...

Page 48: ...of compared to Vcc voltage DC 5V at MICOM and it maintains HIGH Vcc Voltage during normal operation But when Vcc drops down to 3 4 3 7V the reset terminal voltage becomes LOW 1 A semiconductor memory...

Page 49: ...opened the contact point of the door switch 4 1 becomes closed Then the power of the PCB line flows to the door switch through R404 and 0V is applied to the MICOM terminal And when the door is closed...

Page 50: ...rate the ice from the tray and return to the horizontal state For restoration motor stops for 2 seconds when the ejection is completed and to rotate in opposite direction output horizontal MICOM PORT...

Page 51: ...ISPLAY DRIVING PRINCIPLE As shown in the wave diagram below Micom sends out high signals through the MICOM 6 terminals of NO 1 2 3 4 5 6 for 2ms each every 12ms This signal goes to output terminal via...

Page 52: ...s low OV and 12V opposite side of coil flows to the Pin 12 of IC70 via the coil and goes into the ground While current flows to the coil the magnetic power arise it turns on the secondary contact poin...

Page 53: ...he above and MICOM controls the alarm function with 2KHz 12V is always applied to the circuit So when MICOM sends alarm signals to Q801 Transistor Bass the transistor is turned on applying 12V to the...

Page 54: ...te 59 13 4 When FAN does not operate 60 13 5 When Defrost does not operate 63 13 6 When Alarm Sound continues without stop 65 13 7 Panel PCB Defect 66 13 8 When Room Lamp does not light up F R Rooms a...

Page 55: ...d do repairing Is Power of primery DC TRANS applied Power Voltage Is Power of secondary DC TRANS applied PCB CN10 AC16V Is 12V terminal normal PCB V105 both terminal Voltage Is 5V terminal normal PCB...

Page 56: ...PCB connector CN32 and Temp Sensor normal at the top right of the door Is the voltage of Ambient Sensor of MAIN PCB Connector CN31 normal Is MICOM Pin 57 input voltage normal Identical Voltage of CN31...

Page 57: ...tion Reconfirm electric wire connect section YES Check soldering fault short Lead Touch YES Change MAIN PCB YES Refer to Temp detechion circuit sensor of the circuit explanation Refer to Temp detectio...

Page 58: ...f MAIN PCB Yellow BROWN normal Is MICOM Pin 51 input voltage normal Identical Voltage of CN30 Start YES Connector contact trouble re insertion Reconfirm electric wire connect section YES Check solderi...

Page 59: ...13 3 When COMP does not operate NO NO NO NO YES NO Run Forced Operation Is Forced Operation on Is the MICOM 22 output HIGH 5V Is the IC70 12 LOW 0 7V Is COMP RELAY normal Is the contact of CONNECTOR...

Page 60: ...oes not operate 13 4 When FAN does not operate NO YES NO NO NO NO Start Forced Operation Is it during Forced Operation Does Fan operate with DOOR S W presses Including Delay Time Is DOOR S W normal Is...

Page 61: ...ndition Is insertion of CN71 W BLUE of MAIN PCB normal Start YES Normal R FAN Check temp conditions Select Super Cool NO Change DOOR S W YES Check soldering Change PCB YES Re insert ConnectorCN71 NO I...

Page 62: ...e PCB YES Check soldering Change PCB YES Check Relay Change PCB YES Check contact of Connector CN71 again YES YES Check wire assembled status Chang MAIN PCB ASS Y Ambient Temp Range Load Operation Sta...

Page 63: ...efrost Sensor Temp higher than 12 Is power supplied to Defrost Heater A Are MICOM 21 15 HIGH 5V R Defrost Heater 21 F Defrost Heater 15 R Defrost Heater IC70 11 F Defrost Heater IC52 17 COMMON RELAY K...

Page 64: ...tance Appendix Temp Sensing Circuit Table Refer to concerned Sensor resistance Appendix Temp Sensing Circuit Table R Defrost Sensor 54 F Defrost Sensor 52 Is the input voltage of MICOM 54 52 higher th...

Page 65: ...goes off Room Lamp becomes OFF in 10 minutes since it detects Door Open In this case even though Door gets opened Room Lamp does not comes ON Note R DOOR SIGNAL MICOM 43 OPEN 0V CLOSE 5V F DOOR SIGNA...

Page 66: ...e change of the door opening direction Check the left right upper door hinge connection according to the change of the door opening direction NO NO NO NO Change PANEL PCB Is PANEL PCB normal Is insert...

Page 67: ...acts Re insert PANEL PCB Connector Check contacts YES Re assemble PANEL PCB COVER YES Release CHILD LOCK YES YES Recheck Change MAIN PCB ASS Y 1 When F R Room Lamps do not light up 13 8 When Room Lamp...

Page 68: ...al Re check the ccutact of the connector CN70 CN71 Normal Re check YES NO NO NO NO Check connector CN30 soldering short Change PCB Are the voltages of MICOM 42 43 for DOOR SWITCH normal Are MICOM 24 2...

Page 69: ...Normal check the ice water valve hose Is the confirming sound of the valve operation heard when Ice Maker Test S W pushed Does Main PCB MICOM 31 have high 5V output Does Main PCB IC70 18 have low 0V o...

Page 70: ...e Maker Test S W F Room Ice Maker It is not possible to check with the power disengaged Pre Check YES YES YES NO Normal Does Ice come out normally Does it rotate with the Ice Maker Test S W pressed Is...

Page 71: ...W4 33 R M 003 R M 001 RI021 R M 017 R M 010 R F081 R F050 R F067 R F079 R F051 R F068 RI085 R F010 R F036 R W 394 R S087 RI074 R F026 R H 029 R W 648 R W 648 R F070 R H 029 R F069 RI095 RI096 RI071 R...

Page 72: ...N RB195BSSB RB195BSSW RB195BSVQ RB195BSBB RB215BSSB RB215BSSW RB215BSVQ RB215BSBB RF011 RS087 RI074 RF026 RF004 RF069 RF070 RF050 RW648 RH029 RF067 RF068 RF051 RW648 RH029 RF006 RF010 RF038 RI085 RF03...

Page 73: ...og RI074 R S087 RI081 RI008 R F038 RI018 R W 394 R F037 RI085 R S091 RI021 R F005 RI998 R W 648 RI036 RI035 R W 742 R H 029 RI030 RI010 R W 648 RI091 R H 029 RI010 RI078 RI015 RI008 RI998 RI997 RI041...

Page 74: ...SSW RB195BSVQ RB195BSBB RB215BSSB RB215BSSW RB215BSVQ RB215BSBB RI081 RI078 RW829 RI074 RS087 RI015 RI008 RF038 RI085 RS091 RF037 RW394 RI008 RF005 RI021 RW742 RI010 RW648 RH029 RI030 RI018 RI997 RI09...

Page 75: ...75 Illustrated Parts Catalog 20 RE001 R D 025 R D 001 RE0 58 RE0 62 RE0 63 RE0 21 RE0 25 R O 116 R O 052 R O 058 R D 025 RE0 43 RE0 53 R O 116 RE0 43 RE0 43 14 3 DoorofRefrigerator...

Page 76: ...B RB215BSSB RB215BSSW RB215BSVQ RB215BSBB RE043 RO116 RE043 RE043 RO116 RE053 RE021 RE024 RE024 RE025 RD025 RO052 RD025 RE058 RO058 RE001 ASSY DOOR FOAM REF ASSY DOOR FOAM FRE RD001 DA91 02052A DA91 0...

Page 77: ...059 RO0 89 RO0 90 R W3 90 R F038 R H 008 RO0 05 R F025 R W 903 R W3 91 RO 119 RO0 40 R F018 RO 120 R H 003 R W 011 R H 001 R W 007 R H 023 R H 021 R H 014 R H 004 R H 006 R H 005 R H 002 R W 931 R H 0...

Page 78: ...RB195BSBB RB215BSSB RB215BSSW RB215BSVQ RB215BSBB RO001 RO036 RE046 RO117 RO003 RO044 RO045 RW139 RO040 RO039 RO090 RO089 RO120 RO119 RF018 RF025 RO004 RO066 RF038 RH005 RI076 RH006 RW931 RO007 RO048...

Page 79: ...mbled state of parts It should be the same as the previous state Check out the surrounding conditions Change the location if the fridge is located at humid wet places or the installed state is unstabl...

Page 80: ...L FUSE HEATER WIRE CUT THERMAL FUSE HEATER WIRE SHORT THERMAL FUSE HEATER WIRE CUT COIL WIRE SHORT COIL WIRE CUT MOTOR WIRE SHORT MOTOR WIRE CUT HOUSING SLIPPED AWAY MOTOR WIRE SHORT MOTOR WIRE CUT HO...

Page 81: ...SHORT FAULTY DRIVING CIRCUIT FAULTY K70 OR K72 NC CONTACT SHORT FAULTY DRIVING CIRCUIT FAULTY K71 OR K72 NC CONTACT SHORT FAULTY DRIVING CIRCUIT K72 NO CONTACT OPEN FAULTY DRIVING CIRCUIT FAULTY K71...

Page 82: ...f Sensor locations 21 Temp Sensing Circuit Table and Part Spec in Manual and evaluate them 1 2 3 4 PBA MAIN PBA PANEL TRANS DC SENSOR 05 W2 PBA MAIN 05 W2 PBA PANEL BLUE 115V 60Hz 220V 50 60Hz 127V 60...

Page 83: ...ignals such as F R Door S W On Off and sends them to MICOM after filtering their noises 5 PLC Power Line Communication Circuit 6 Buzzer Circuit 7 Circuit for model classifying options 8 It is the disp...

Page 84: ...ON LINE L F HEATER F DRAIN ICE WATER VALVE R FAN COMMON LINE L R LAMP C FAN F FAN PANEL PCB WIRE PANEL GRID SIGNAL KEY TRANS IN AC TRANS IN AC ICE MAKER MOTOR GND ICE EJECT SENSOR TEST S W HORIZONTAL...

Page 85: ...AD DETECTI O N SWITCH DETECTION MOTOR CONTROL DOOR CONTROL AD CONVERT CONTROL SENSOR DETECTION CIRCUIT DRIVING PART CONTROL DRIVING PART CONTROL CIRCUIT DOOR S W DETECTION CIRCUIT MAIN PCB R DEF HEATE...

Page 86: ...OWER CIRCUIT DRIVING PART CONTROL CIRCUIT SENSOR DETECTION CIRCUIT DOOR S W DEFECTION CIRCUIT OPTION CIRCUIT BUZZER CIRCUIT RESET CIRCUIT OSCILLATOR CIRCUIT DISPLAY CONTROL CIRCUIT ICE MAKER CONTROL C...

Page 87: ...87 20 WIRING SCHEMATIC...

Page 88: ...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 75...

Page 89: ...272 Oseon Dong Kwangsan Gu Kwangju City Korea 506 253 TEL 82 62 950 6810 6811 FAX 82 62 950 6829 Samsung Electronics Co Ltd Refrigerator Division 2006 05 Printed in Korea...

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