Axor 41434XX1 Plumbing Product User Manual
Contents
1. 5 7 DAMPER CIRCUIT MOTOR DAMPER CN75 IC4 of M ad HEATER oor TAL y BLK OHO 909 912 zy gt LL bs sles ale 10 2 Vs2A 1 02 O WHT 3 O 159A Vce 2 6 4 dA Om P 4 i3jowD G 104 4EA og B YEL 5 5 6048 5 65 6 REO DB PSG as 4 12 V gt vs18 vO GA s s TA7774P 1 The temperature of R room is controlled by opening and closing of damper with stepping motor supplying amp blocking cold air 2 TA7774P 1C07 operates the damper TA7774P is the driver IC only for step motor If the regular signal is provided to TA7774P from Micom send combined signal to Quad Polar step motor to rotate on certain direction This makes clockwise or counter clockwise rotation to make the damper open or close 3 Since the damper always touches the cold air DC 12V 1W heater is installed always on to prevent the malfunction from moisture and is controlled on conditions Operation conditions can be changed Micon 15 pin connected to IC4 controls the damper heater like category 3 5 8 DISPLAY Circuit 1 KEY SCAN When Grid 6 is output this signal goes through PCB resistance 10 and provided to power frequency When the switch2. e A semiconductor memory EEPROM stores data remembering previous settings regardless of power off which are indispensable especially in power fluctuating areas Also EEPROM sets and uses other options in principle OPERATION PRINCIPLES BY PARTS OF CIRCUIT 5 5 DOOR SWITCH DETECTON CIRCUIT RED CRY b A ease 0401 DT R1005 Nd F DOOR S W 1K qwe CG WEK M e RED Ao bj BLIH zy 10k 1 R LAMP ds 2o b8 10 ET SMW250 10 WHT 4j 1 If R Door is opened the contact point of the door switch 4 3 becomes open and the current of PCB line comes through R404 and R405 and provides 5 volt which is recognized as door is opened and turn off the fan at different load When the door is closed the voltage goes out from R404 to Switch the MICOM is applied with OV and the door is recognized as closed 2 If F Door is opened the contact point of the door switch 4 3 becomes open and the current of PCB line comes through R402 and R403 and provides 5 volt which is recognized as door is opened and turn off the fan at different load When the door is closed the voltage goes out from R402 to Switch the MICOM is applied with OV and the door is recognized as closed 3 Q401 is the circuit to turn off the auger motor operation when the door is opened If the door i
3. OPE BRI De SERVICE Y y RS2 3 RS2 2 RS2 1 SAMO096 WARNING IMPORTANT SAFETY NOTICE The service guide is for service men with adequate backgrounds of electrical electronic and mechanical experience Any attempt to repair a major appliance 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 Copyright 2004 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 1 Safety instruction on services 4 2 Warranty information 9 3 Mechanical Disassembly 14 4 Circuit Diagram es 15 5 Operation Principles By Parts Of Circuit 16 6 Illustrated Parts Catalog TT 26 e Appendix Reference for circuit diagnostics 0 oco ocoroorr reo 31 1 Safety Instructions on Service Unplug the refrigerator before making any repair or any replacement gt Avoid the electric shock Use the rated components on the replacement E Check the correct model number rated voltage rated current operating temperature and so on Q On repair be sure that the wires such as harne
4. 4 All other loads work basically on same principle defrost heater operates only on the condition that the compressor is turned off like the circuit above and connected like the equivalent circuit below CNI2 YW396 O3A WHT Q710 is connected to the F door switch to prevent PL accident due to continuous operation of motor when the auger motor control circuit is not working properly It must be turned off when the door is opened AC INPUT DEF HEATER 23 OPERATION PRINCIPLES BY PARTS OF CIRCUIT 5 10 ICE MAKER OPERATION CIRCUIT CHOG SMw250 08 WHT HII 1 MEL Bo EJECT MOTOR 6 eerd P2 5 104 60 060 6 WHT zi THERMISTOR EJECTING B es C908 i i R908 10K m GRY 47uF725v I dd R907 TEST s R908 b ven 63 5 D BLU Li R999 G A idk 64 Paza omo 2 D TS AAN 81 Po 7 FULL S W a S BLU D zi ICE MAKER KIT 1 1 The ice maker circuit above is to control the ice maker kit installed on the F room 2 This circuit is the hardware to control ejection and horizontal positioning ice making temperature detection and full icing detection Temperature detection circuit is the same as temperature detection circuit on 4 6 and the explanation will be skipped and only the ejection circuit will be e
5. Reference for circuit diagnostics Ref 1 Measure Load Terminals fix GRY 0 YW396 O7AY WHT MA E 1 DISPENSER WATER VALVE a WATER VALVE 77 ICE MAKER WATER VALVE j e Ok G ICE VALVE MH CUBE SOLENOID 80 AUGER MOTOR PAK CUBE 9 a 0704 0702 o AUGER MOTOR oF COMPRESSOR xau YW396 13AV WHT OHE CN 1 P si IVSB12TB 3 D el ICE PIPE HEATER al GLASS HEATER a F DEF HET 00m GRY COND FAN NOTOR Qa 2 3 C FAN CRO ANN E oO AR T34012E 51201 CR I RED co 50120 D EVAP FAN NOTOR A F FAN Tum FROM DISPENSER HEATER CN72 YW306 03AV WHT 0701 IC3 ULN2803 R1005 Turn off Power disassemble Housing connected to MAIN PCB CN70 71 72 and measure followings LOAD TERMINALS PCB CASE VALUE DEFECTS OTHERS 1 DEFROST HEATER 2 ICE PIPE HEATER E THERMAL FUSE HEATER WIRE SHORT THERMAL cQ BIMETAL HEATER WIRE CUT DISPENSER HEATER 72080 09 HEATER WIRE SHORT oQ
6. HEATER WIRE CUT OR HOUSING SLIPPED AWAY WATER VALVE ICE MAKER CN70 amp 02 COIL WIRE SHORT CN71 oQ COIL WIRE CUT WATER VALVE DISPENSER CN70 amp 09 COIL WIRE SHORT CN71 oQ COIL WIRE CUT AUGER MOTOR CN70 amp 09 COIL WIRE SHORT CN71 oQ COIL WIRE CUT CUBE SOLENOID CN70 amp 09 COIL WIRE SHORT CN71 oQ COIL WIRE CUT COMP FAN MOTOR 02 CN1O8 MOTOR WIRE SHORT MOTOR WIRE CUT OR HOUSING SLIPPED AWAY F FANMOTOR 02 CN71 D amp 9 00 Q MOTOR WIRE SHORT 31 MOTOR WIRE CUT OR HOUSING SLIPPED AWAY Appendix Reference for circuit diagnostics Turn on Power and check status of Relay amp Driving Circuit by checking followings according to load operation LOAD RELAY TERMINALS VALUE WHEN IT IS DIFFERENT FROM MEASURED VALUE DEFROST COMP OFF RY76 RY75 710 9 SUPPLY VOLTAGE SV RY76 CONTACT SHORT FAULTY DRIVING CIRCUIT RY75 CN71 3 9 SV RY75 NO CONTACT SHORT FAULTY DRIVING CIRCUIT COMP ON RY76 RY75 CN71 SV FAULTY RY75 RY76 NO CONTACT SHORT FAULTY DRIVING CIRCUIT RY75 CN71 OV RY75 NO CONTACT OPEN FAULTY DRIVING CIRCUIT DEFROST RY76 RY75 CN71 OV FAULTY RY76 RY75 NC CONTACT OPEN FAULTY DRIVING CIRCUIT RY75 CN71 SV RY75 NO CONTACT SHORT FAULTY
7. is pressed R502 6 8 kQ and R501 12 kQ decrease the signal and less than 5 1V peak to peak signal is provided to MICOM the MICOM recognizes the grid 6 is provided and change the function corresponding to switch key Refer the circuit diagram below 21 OPERATION PRINCIPLES BY PARTS OF CIRCUIT Value Goad Model Dep T3 R2 FS Oe oeo Doen Beiter Model CRUE LA C2 30 4 FS Pot PRR A 5 les ooeoo e 00600 nu L t E PANEL PCB Power Fre Power Fre ki Quick Ice HH t ash Fre Temp 4 9 Aw Th Child Lock P Khor ofi FKh2 ice p s 15 0010 Child Lock 4 name co HER SES 4 tkha Ref Temp ssw RS tKhs Light ao AN E xl aie Ly Red G 3 1 4 P4 T Green L Sinis SMAN250 03 WHT R309 vas Qo Less 970 104 RAID a Pts aa Laon 2905 ICE SAN IL 103 R412 e WATER S W D rey 9 105 L Blue LED LAMP PCB DISPENSER HEATER DISPENSER PART 2 DISPLAY OPERATION Like the signal diagram below Micom sends high signal through MICOM 6 terminals of NO 1 2 gt 3 gt 4 gt 5 gt 6 for 2ms every 12ms This signal goes to output terminal via input terminal
8. refrigerator The water filter filters water for the ice maker and the water dispenser 1 Turn the water filter 1 2 turn counterclockwise and pull it down 2 To install the filter align the indication mark unlock position and push it up while turning 1 2 turn clockwise until the lock position is aligned Plastic Drawers in Refrigerator ck not over tighten Drawers are designed for storage of fruits vegetables and deli items The drawers are located in the lower portion of the refrigerator 1 Pull out the drawer as far as it goes 2 Tilt the drawer up and pull it out until it is removed Mechanical Disassembly Damper in the Refrigerator Refrigerator Thermistor Er The refrigerator thermistor is located inside of the pulling the on d el upper light cover of the refrigerator 3 Remove the screw at the cover damper 4 Take off sensor and lamp wire connector located on the upper liner 22 6 Remove the damper from the refrigerator 22 Mechanical Disassembly 3 2 Freezer Disassembly Door Bin in Freezer The door bins allow storage of perishable items 1 Push the bin up and slide i
9. zu Mva 20 y aioa YNId 4Nd aa eum OMON JATA ttv 94910 HAT p i J NYYO 940 mm D INO MB IT a AVHD AHO a wr ____ Y HOLOW dv mg HD AAA dAV1 os ane W M S HLM ISNS NMOUYE NYE Eni eno MOR oz YOLON NV NOO Me E L p EM I o 2 4 4n 18 n 18 O 2 VN USLVSH did 30 ANNE D S au tal x H HALVAH sevo QD die AUTRE 019 YoLOWd O ONNNNY OH pg FTO 90 9 S DNI Nid LL e g aay o 8 0 ne W n1e s 109 9 THA NU9 S S A ii ol v ouo aan aau AVE ua 2 Nua aa CD 7aA NHO L 18 god TANVd V N 15 5 OPERATION PRINCIPLES BY PARTS OF CIRCUIT 5 1 POWER y lt 12 V CN10 lt 2 SMW250 03 ur WHT D 1 4a w o if wc 0 p 7812CT 7805ACT REG101 G REG102 G 1 2 2 7 co 7 77 102 7177 C103 c104 104 1000uF 470uF 100uF 35V 25V 16V e e e d D103 qa al Terminal Oscillation Frequency Vcc DC 5V MICOM POWER AND SENSORS BLDC BLDC MOTOR POWER NOT USE gt 12V DC 12V RELAY PANEL POWER e When turned on rectified AC voltage which is stepped down on 2nd transformer flows between 1 and 3 at about AC 15V goes through the d
10. 04 CN31 SMW250 04 dig WHT DISPENSER PART Check after disassembling connected to MAIN PCB CN30 amp CN32 Because it is NTC TYPE Sensor risistance decreases as temp increases 1 Measure resistance between CN30 8 and 9 for R Sensor 2 Measure resistance between CN30 and for F Sensor 3 Measure resistance between CN30 and for DEF Sensor 4 Measure resistance between CN30 and for Ambient Sensor 5 Compare the above values with current temps of Sensoer locations and Part Spec in Manual and evalute them 32 ELECTRONICS This Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law Samsung Electronics Co Lid Refrigerator Division 2004 2 Printed in Korea Code DA82 00
11. 5225 1 716 1080 1855 0 783 SAIT 75077 17142 3 158 390 5000 1 675 F13C 1799 0 762 3095780 71246 16419 3 107 27830 4861 1 636 IFRIC 1745 0 743 395720 67634 15731 3 057 27280 4690 1 596 40 1693 0 724 64227 15076 3 006 89220 4526 1 558 91500 1642 0 706 61012 14452 2 955 29F17C 4369 1 52 0160 1594 0 688 213560 57977 13857 2 904 30110 4218 1 483 610 1547 0 67 3B IFT 55112 13290 2 853 3060 4072 1 447 6170 1502 0 653 52406 12749 2 802 329000 3933 1 412 1720 1458 0 636 AFRIT 49848 12233 2 751 3060 3799 1 377 01780 1416 0 62 89930 47431 11741 2 7 UMIC 3670 1 343 61830 1375 0 604 TTC 45146 2732 42984 11271 2 649 359170 3547 1 309 01090 1335 0 589 10823 2 599 309220 3428 1 277 6140 1297 0 574 BIBT 40938 10395 2 548 37F28C 3344 1 253 800 1260 0 56 31 39002 9986 2 498 38330 3204 1 213 500 1225 0 546 05 37169 9596 2 449 39390 3098 1 183 2060 1190 0 532 229000 35433 9223 2 399 40040 2997 1 153 1157 0 519 240 33788 1091020 8867 2 35 4 2899 1 124 00220 1125 0 506 AFRIT 32230 3 816 1170 8526 2 301 409560 2805 1 095 7992080 1093 0 493 20 OPERATION PRINCIPLES BY PARTS OF CIRCUIT
12. D DAMAGE WITHOUT LIMITING THE FOREGOING PURCHASER ASSUMES ALL RISK AND LIABILITY FOR LOSS DAMAGE OR INJURY TO PURCHASER AND PURCHASER S PROPERTY AND TO OTHERS AND THEIR PROPERTY ARISING OUT OF THE USE MISUSE OR INABILITY TO USE THIS PRODUCT SOLD BY SAMSUNG NOT CAUSED DIRECTLY BY THE NEGLIGENCE OF SAMSUNG THIS LIMITED WARRANTY SHALL NOT EXTEND TO ANYONE OTHER THAN THE ORIGINAL PURCHASER OF THIS PRODUCT IS NONTRANSFERABLE AND STATES YOUR EXCLUSIVE REMEDY Some states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damages so the above limitations or exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from state to state 061002 3 Mechanical Disassembly 3 1 Refrigerator Disassembly Control Panel 22 5 Mann mens e eene BLA dede eov ue dob eee ES 7 Door Handle esu BO ea et ARS Pe RAUS 7 Door Gaskets 5 cx Se aa eh Si ee we hd ESD 7 Refrigerator Door Light SWItCH eaa leis ae bd dw when a ala S ES 7 Refrigerator Light Week hte Voter ha eter RA a By tye qe te ANS Ged Ie EF 8 Tempered Glass Shelf 4 22 Sie mms SR ad A 8 Plastic Drawers in Refrigerator SIR Ne ee ot ELE 8 Gall n Door Bini 3 5 8428 domm wee ee 15 RAS 8 Water Filtet ERR tte RO RE SASS SHS SES 8 D
13. DRIVING CIRCUIT CUBE amp AUGER RY73 RY74 CN710 CN700 SV RY73 amp RY74 NO CONTACT SHORT FAULTY DRIVING CIRCUIT MOTOR OFF RY74 CN710 CN700 SV RY74 NO CONTACT SHORT FAULTY DRIVING CIRCUIT CUBE amp AUGER RY73 RY74 CN710 CN700 OV RY73 OR RY74 NO CONTACT OPEN FAULTY DRIVING CIRCUIT MOTOR OPERATING RY74 CN710 CN700 OV RY74 NO CONTACT OPEN FAULTY DRIVING CIRCUIT F FAN ON RY79 CN71 0 8 OV RY79 NO CONTACT OPEN FAULTY DRIVING CIRCUIT C FAN ON RY77 CN71 OV RY77 NO CONTACT OPEN FAULTY DRIVING CIRCUIT WATER VALVE DISPENSER OPERATING RY71 CN710 CN700 OV RY71 NO CONTACT OPEN FAULTY DRIVING CIRCUIT WATER VALVE ICE MAKER OPERATING RY72 CN710 CN700 OV RY72 NO CONTACT OPEN FAULTY DRIVING CIRCUIT Ref2 Check SENSOR sel Vec BLK R301 vule e c 10K F Rane 93 F SENSOR E 10 czo T ADCS BLU 10K F R304 P1 2 6 58 b R305 10k qui 3 ADC PANEL PCB 5 10K F p y 1 Si PIT R SENS R Es M CN30 10K EL c xd SMAW250 13 WHT IT 10 SS SS Vec R308 W BLK 10K F R308 T THERMISTOR 2 12 O Be M 64 an s Ambient 9 qe D RE 1 1
14. SUPPORT OF ICE MAKER LOCKING TAB In order to assemble the icemaker kit 1 Assemble the geared motor shaft and the front of ice tray 2 Lift the front locking tab and assemble the ice maker kit 3 Connect the ice maker wire connector 4 Match the tab holes and tabs 2 located on the top of the liner and slide the ice maker in 5 Tighten the screws 2 of the ice maker support FRONT LOCKING TAB TAB HOLES FRONT OF ICE TRAY Auger Motor Case This shelf is designed to support the ice maker amp ice dispensed and Xtra Space 1 Remove the Xtra Space cover to push it down and pull front 2 Slide the partition out 3 Remove the screws 2 on the bottom front of the case 4 Slide out the case while disconnecting the wire connect PARTITION Mechanical Disassembly Freezer Light The freezer light is located in the bottom of the auger motor case The light is covered by an opaque cover 1 Remove the screw and the light cover Evaporator Fan Motor The evaporator fan is located in the middle rear of refrigerator This fan circulates cold air in the refrigerator 1 Remove the fan spring and than remove fan and protector motor 2 Remove screw located at the four corners of the fan bracket 3 Take the fan motor assembly off Evaporator Cover in Freezer 1 Remove screw 6 2 Remove the assy cover multi fre 3 Remove the assy cover supt motor fre 4 Remove screw 2 5 R
15. amper in the Refrigerator wy Ge PRU uA a ek ae uw M Be Ded LEZ 9 Twin cool in the Refrigerator sch Oe ah dy Gace 1 9 Refrigerator Thetmislor 22 25 85 i ee ae ae le s 9 3 2 Freezer Disassembly Door Bin in r ezer s Ge Eme E a 10 Freezer Door Light SUIIGI xS c op ee te eco ka te ere UM I NU 10 Plastic Wire Drawer in Freezer B n B B B 10 Freezer Shelf oc Rx 10 Ice Dispenser R ICe Maker 224 2 sou m a aes See Mek Re ek 10 Auger Motor Gases i a a eere ce teu Am ere GGG S 11 Freezer Light Uu au dde ues ee een Lor hee gene ees Ud ad rtr i 12 Evaporator Gover in Fr e zer exi en Re RAI 12 Evaporator Fan Motor Reto d e I ener cae ap ips 12 Evaporator In Fr ezer mee RES esI E MED RC M Re 13 Freezer Thetmlslot ese 22 REA Se NS Re 13 Ambient Thermistor e 13 Ice Maker Thermistor o BnrRr 13 3 3 Machine Compartment Disassembly Machine Compartment amp Electrix gt 14 Water Solenoidss m Sm mme B ae med 14 Gondetnser Fart m RR ey que dedere tme 14 Sib condenser soe eh erepto oe EO etr mE 14 3 Mechanical Disassembly 3 1 Refrigerator Disassembly Control Panel Door Gasket The door gasket is a molded gasket set into a 1 Insert a flat blade sc
16. emove the cover evap front 6 Disconnect the sensor wire connector ASSY COVER MULTI FRE ASSY COVER SUPT MOTOR FRE COVER EVAP FRONT MOTOR FRE Mechanical Disassembly Evaporator in Freezer Evaporator is located in the bottom of freezer to produce cold air driven across the evaporator coils 1 Take off the ductwork in Freezer 2 Disconnect the wire connector Heater Bimental and Thermistor 3 Desolder the inlet and outlet tubes 4 Remove the evaporator 5 Take the same steps to seal the system as mentioned earlier THERMISTOR Ice MakerThermistor The Ice Maker thermistor is located in its bottom The temperature signal sends the micro processor THERMISTOR Freezer Thermistor The freezer thermistor is located at the top left of freezer vent It sends temperature signals to the micro processor 13 Mechanical Disassembly 3 3 Machine Compartment Disassembly Machine Compartment amp Electric Box 1 Disconnect the power cord of the refrigerator 2 Remove the fixed screws 6 of compressor cover 3 Slide up and take off the compressor cover to see the machine compartment Water Solenoids When the solenoids receive a signal from the micro processor they supply water to the water dispenser or the ice maker 1 Remove bracket screw on cabinet 2 Take the solenoids assembly out 3 Disconnect water tubes C
17. ies applications installations repairs external plumbing and leaks external wiring circuit breakers fuses or connectors not supplied and authorized by SAMSUNG or which damage this product or result in service problems incorrect electrical line voltage fluctuations and surges customer adjustments and failure to follow operating instructions cleaning maintenance and environmental instructions that are covered and prescribed in the instruction book loss of food due to spoilage consumable items including filters and light bulbs THERE ARE NO EXPRESS WARRANTIES OTHER THAN THOSE LISTED AND DESCRIBED ABOVE AND NO WARRANTIES WHETHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE SHALL APPLY AFTER THE EXPRESS WARRANTY PERIODS STATED ABOVE AND NO OTHER EXPRESS WARRANTY OR GUARANTY GIVEN BY ANY PERSON FIRM OR CORPORATION WITH RESPECT TO THIS PRODUCT SHALL BE BINDING ON SAMSUNG SAMSUNG SHALL NOT BE LIABLE FOR LOSS OF REVENUE OR PROFITS FAILURE TO REALIZE SAVINGS OR OTHER BENEFITS OR ANY OTHER SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES CAUSED BY THE USE MISUSE OR INABILITY TO USE THIS PRODUCT REGARDLESS OF THE LEGAL THEORY ON WHICH THE CLAIM IS BASED AND EVEN IF SAMSUNG HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES NOR SHALL RECOVERY OF ANY KIND AGAINST SAMSUNG BE GREATER IN AMOUNT THAN THE PURCHASE PRICE OF THE PRODUCT SOLD BY SAMSUNG AND CAUSING THE ALLEGE
18. iode D101 and D104 is changed to DC and provide constant 12V It provides 5V to MICOM and other circuits via regulator REG102 MC7805ACT and make entire PCB operate 5 2 OSCILLATION CIRCUIT Terminal Oscillation Frequency 18 XOUT X TAL1 8 8 OMHz Xin 19 8 0MHz 19 XIN Xout 18 8 0MHz It is an Oscillation Circuit for synchronism clock generation and time calculation on the information sending amp receiving of the MICOM internal logic elements and when specifications for Resonator change the timing system of MICOM changes resulting in errors Rated parts must be used OPERATION PRINCIPLES BY PARTS OF CIRCUIT 5 3 RESET CIRCUIT RESET Circuit allows the whole program to go back to the initial setting by initializing parts such as the RAM in MICOM with the power supply into MICOM or with an instant power failure Upon the power supply the reset terminal voltage becomes LOW for several tens of us 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 5 4 EEPROM DETECTION CIRCUIT lg R201 is Vcc P4 5 ANN cs vcc g 1K R202 P4 4 38 2 CLK NCG Z C204 R203 P4 3 39 3 DI ORG 6 47uF 2 1 25 4 DO VSS 5 R204 206 10K 3EA EEPROM 93C46
19. of IC5 KID65783AP TD62783AP Output wave always goes through LED input terminal with DC11 12V on every period At this time if SINK signal comes out at IC4 DC11 12V is applied to LED input terminal and output terminal sinks to OV which turn on LED for 2ms For example to turn on Power Fre LED IC4 16 pin sinks to OV when IC5 16 becomes DC 11 12V making Power Fre LED turn on GRID WAVE PATTERN y 2msec 1Omsec ne GRID 1 L peta GRID 2 L4 1 13 TEE GRID 5 GRID 4 Ii LT crip 5 1111 p IG 1 me TE m GRID 6 1 1 1 1 1 1 1 1 1 1 L 1 l 1 HE 1 T 22 OPERATION PRINCIPLES BY PARTS OF CIRCUIT 5 9 Load Control Circuit ULN2803 wn fx R GRY CN70 12 AM Yi396 074v WHT 5 REH nises MI LATE 0 eene WATER ops 2 RED wrer mater vave opem oO tHon joue E Gy psa ANNA H Te a YEL CUBE Le IF SAA012E CUBE BRI uersaeon a FOTO o Eon Toe Dress a 0704 x AUGER MOTOR 1 4 RYJA 28 P3 6 RI chrt AUGER NOTOR PNK 1 D ucc ON 581278 e xim fo
20. off before modification and turned on after the modification Refer to the table below the default factory values are highly recommended unless exceptional cases OP11 OP12 OP11 OP12 MODEL FUNTION O RS2 11 No Cruch 3 Step Light O e RS2 21 Cruch 3 Step Light e O RS2 31 Cruch 5 Step P F Lock Filter Indicator e Jumper USE OP2 lt Water Fill Time Control Option gt D601 D602 Fill Time Remark 5 6 Sec Flow Sensor Not USE 7 Sec 10 Diode 1N4148 USE 25 6 Illustrated Parts Catalog 6 1 Freezer 26 Illustrated Parts Catalog 6 2 Refrigerator 27 Illustrated Parts Catalog 6 3 Cabinet 28 Illustrated Parts Catalog 6 4 Disassembly of Freeze Door A ami 0 am nur 29 Illustrated Parts Catalog 6 5 Disassembly of Refrigerator Door 30 Appendix
21. ondenser Fan The condenser Fan is located in the middle of machine compartment It cools down the sub condenser and the compressor 1 Lift up the rib under the support motor 2 Pull the support motor 5 Condenser The condenser is located in the machine compartment The heat is extracted by condenser fan 1 Desolder the compressor discharge amp the condenser outlet 2 Take out the condenser 4 CIRCUIT DIAGRAM eBuIU jeddn Jey ul Jojoeuuoo Sueeul yed 2 x 0ENO HOSN3S H 00 M S LHOITOIASY 6 du d 1 9 JEUX 6 H at AYO Th Jnr18 31IHM 0 18 M J q4 YOSNIS 430 4 IHM O38 M ex lo Ov Ig 3LIHMOI T8 M a M S LHOITHZH4 done HOMME 1 1 A HE G 1 t vam 9 sjapow awos QIONJIOS 3810 io 8 i J1IHM LH HOLON 3onv Q ANI AMS 118 S que gt o s 9 1 J Iddfd dud aca XM 09890 Li
22. ot allow consumers to keep other chemicals except food C Medicines and other materials for research This appliance will not maintain the precisely constant temperature for them L Volatile material Alcohol Benzene Ether LP gas etc possibility of explosion 2 Warranty information SAMSUNG REFRIGERATOR LIMITED WARRANTY TO ORIGINAL PURCHASER This SAMSUNG brand product as supplied and distributed by Samsung Electronics America Inc SAMSUNG and delivered new in the original carton to the original consumer purchaser is warranted by SAMSUNG against manufacturing defects in materials and workmanship for a limited warranty period of One 1 Year Parts and Labor on Refrigerator Five 5 Years Parts and Labor on Sealed Refrigeration System Only Compressor evaporator condenser drier connecting tubing This limited warranty begins on the original date of purchase and is valid only on products purchased and used in the United States To receive warranty service the purchaser must contact SAMSUNG for problem determination and service procedures Warranty service can only be performed by a SAMSUNG authorized service center The original dated bill of sale must be presented upon request as proof of purchase to SAMSUNG or SAMSUNG s authorized service center SAMSUNG will repair or replace any part found to be defective at our option and at no charge as stipulated herein with new or reconditioned parts during the limited wa
23. rewdriver on the slot as shown and unlock the tabs channel located in the door liner ee 1 Open the door Neate connector 2 Grasp the gasket and pull in an outward motion until the molded gasket separates from the door liner p Door Handle The door handles allow access into the refrigerator and freezer They are front mounted with Phillips Refrigerator Door Light Switch head screws 1 With a small flat blade screwdriver press the The refrigerator has a door light switch located in small button and pull handle cover out the upper right corner for the refrigerator 2 Remove the Phillips screws 5 1 Use a small flat blade screwdriver to unlock the 3 Lift the handle with an in and upward motion until locking tab and pull the switch out until the wire connector is visible it disengages the locking tabs Pull the handle outward to remove it L 9 Button Mechanical Disassembly Refrigerator Light The refrigerator light is located in the upper portion of refrigerator 1 Pull the tip on the cover was Gallon Door Bin The door bins allow storage of perishable items 1 Push the bin up and slide it out Tempered Glass Shelf These shelves allow the storage of larger items and pull out for easy access 1 Pull the shelf out as far as it goes 2 Lift it up and remove it Water Filter The water filter is located in the bottom left hand corner of the
24. rranty period specified above All replaced parts and products become the property of SAMSUNG and must be returned to SAMSUNG Replacement parts and products assume the remaining original warranty or ninety 90 days whichever is longer In home service will be provided during the warranty labor period subject to availability within the contiguous United States In home service is not available in all areas To receive in home service the product must be unobstructed and accessible from floor level to service personnel If during in home service repair cannot be completed it may be necessary to remove repair and return the product If in home service is unavailable SAMSUNG may elect at our option to provide for transportation of our choice to and from a SAMSUNG authorized service center Otherwise transportation to and from the SAMSUNG authorized service center is the responsibility of the purchaser This limited warranty covers manufacturing defects in materials and workmanship encountered in normal noncommercial use of this product and shall not apply to the following including but not limited to damage which occurs in shipment delivery and installation applications and uses for which this product was not intended altered product or serial numbers cosmetic damage or exterior finish accidents abuse neglect fire water lightning or other acts of nature use of products equipment systems utilities services parts supplies accessor
25. s oi wl L sal 396 13 WHT gus RED CONPRESSER HO COMP p35 Ont HEATER omi REN E RED E264 GLASS HEATER ADHD EEEN od Eure ms y Sls oon 3 COND FAN NOTOR RAF Gy C FAN srt 5 0 AR T3A012E ENT 501201 COS REDI come ud 0703 0701 REDY we TT F FAN DEN R EVAP FAN NOTOR LR Do fount 1005 VARI 1 561 14 FROM DISPENSER HEATER 1 Main PCB processes most of the load control for electronic refrigerators 2 Compressor F Room defrost heater and other functions are controlled with relay 3 For example to operate compressor MICOM 29 pin outputs high 5V signal which goes into IC3 Pin 4 The IC3 pin NO 4 plays the same role as the base of NPN TR The pin 14 works as collector of TR So if 5V is supplied to pin 4 of IC3 the pin 15 turned on and connected to the ground Then the relay RY75 and coil connected to the pin 15 of IC3 becomes low OV and 12V opposite side of coil flows to the pin 15 of IC3 via coil and goes into the ground While current flows to the coil the magnetic power arise it turns on the secondary contact point inside of RY75 and operates when the AC power is supplied to the both side of comp When MICOM 29 Pin becomes Low 0V IC3 4 Pin becomes Low which makes Power cut and current of RY75 RELAY cut So secondary contact becomes off due to magnetic field cut which makes Comp off
26. s closed Vcc voltage of R402 works as ground via door switch OV is applied to the base of Q401 and Q401 becomes operable Vcc voltage on A part Q702 base works as emitter on Q401 collector and creates OV Check the operable condition for other parts at load terminals 4 Condition for door open is the opposite of condition 3 above Category Door DOOR S W Contact Point MICOM PORT NO MICOM INPUT CLOSE CLOSE LOW OPEN OPEN ia HIGH CLOSE CLOSE LOW HIGH OPERATION PRINCIPLES BY PARTS OF CIRCUIT 5 6 TEMP SENSING CIRCUIT Al Vcc 2 BLK R301 S KF i On SENSOR tok qu 4063 R304 ioe On 0 MC 9 d F per sensor R305 PRP 3 10K F R306 9 CPI PANEL PCB Sgt OM SMAN250 nee WHT ITY NOR 1 po Nod vec 308 BLK L 10K F R303 P1 4 THERMI STOR 2 O Te Ton 900 Ambient WAEL OWT 1 E 3 5 4 o ET T SMw250 04 T DISPENSER PART 1 Sensor uses a thermistor which has a temp coefficient of negative resistance and controls resistance When the heat goes up the resistance gets down and vice versa R302 4 6 9 and C301 C303 C305 are parts for noise prevention but they are not related to temp sensing characteristics 2 If Vf is
27. ss are bundled tightly and are not exposed by water gt Bundle wires tightly in order not to be detached by the external force Q On repair remove completely dust particles or other things on housing parts harness parts and connectors gt Cleaning may prevent fire by tracking or short Q Check if there is any trace indicating the infitration of water on electrical parts If there is kind of trace change the related components or do the necessary action such as taping using the insulating tape After repair check the assembled state of parts It must be in the same assembled state when compared with the state before disassembly Check the surrounding conditions of the installed refrigerator gt When the refrigerator is located at humid or wet place or the installed state is unstable change the location Qf needed do the ground C Especially if there is a possibility of the electric leakage this appliance must be properly grounded Do not allow consumers to use one outlet for several plugs Check whether the power cord is placed under other appliance and so damaged worm out squeezed E Repair immediately the defective power plug or outlet Make sure that the power cord is not placed under other appliance or squeezed Do not allow consumers to keep bottles or the likes in the Freezer or to keep foods in unstable position Do not allow consumers to repair the appliance by themselves Do n
28. t out Freezer Door Light Switch This switch is located in the left hand portion of the freezer and sends a signal to the processor 1 With a small flat blade screwdriver unlock the locking tabs and pull the switch out until the wire connector is visible 2 Disconnect the wire connector and remove the switch a Plastic Wire Drawer in Freezer Drawers are designed for storage of meat and dry foods The drawers are located in the lower portion of the freezer 1 Pull out the drawer as far as it goes 2 Tilt the drawer up and pull it out until it is removed 1 J i i i T L s Ez m aan Freezer Shelf The shelves slide out for easy access for frozen items 1 Slide the shelf out until it reaches its stop 2 Tilt down and slide it out of the compartment er a ba a b dim n iore A I 72 mt Qi HB E a x 4 s Mechanical Disassembly Ice Dispenser amp Ice Maker The ice dispenser is located in the upper portion of the freezer This assembly stores ice made by the icemaker and dispenses ice 1 Lift the ice bucket up and slide out the ice dispenser assembly The ice maker is located inside of the ice dispenser assembly 1 Remove ice maker support screws 2 and slide out 2 Disconnect the ice maker wire connector 3 Unlock the locking tabs to separate the ice maker kit
29. the incoming voltage to MICOM in case of F Sensor Vf equals Rth Vcc R301 Rth Where Rth is resistance of THERMISTOR corresponding to Temp Please refer to the Appendix Temp to Sensor Resistance Voltage conversion table Temp to MICOM Terminal Voltage included on A S Next page OPERATION PRINCIPLES BY PARTS OF CIRCUIT Temp to Resistance of Sensor amp MICOM PORT Voltage Sensor CHIP PX41C Standard Temp Resistance iQ Voltage V Temp Resistance Voltage V Temp Resistance Voltage V Temp Resistancelio Voltage V DFAT 153319 105 936 30752 3 773 FAIC 8200 2 253 89010 2714 1 068 494500 144794 29350 3 729 1391060 7888 2 205 2627 1 04 4441 136798 28021 3 685 11000 7590 2 158 20 2543 1 014 4794090 129294 26760 3 64 1f40 7305 2 111 0 2462 0 988 FAIT 122248 25562 3 594 16F89C 7032 2 064 1980 2384 0 963 354080 115631 24425 3 548 179830 6771 2 019 478090 2309 0 938 4T4226 109413 23345 3 501 189780 6521 1 974 4T940 2237 0 914 434170 103569 22320 3 453 199720 6281 1 929 01000 2167 0 891 44116 98073 21345 3 405 2 7 6052 1 885 151060 2100 0 868 41T4060 92903 20418 3 356 21510 5832 1 842 2110 2036 0 846 T4006 88037 19537 3 307 227560 5621 1 799 151170 1973 0 824 FBT 83456 BHRIC 79142 18698 3 258 23500 5419 1 757 1020 1913 0 803 17901 3 208 1440
30. xplained If MICOM PORT 7 is outputted with High to rotate motor in ejection direction and the pin 2 of IC5 is inputted 12V is outputted on pin 17 of IC5 goes to motor and supplied to pin 11 of IC4 As pin 8 of IC4 and eject MICOM port 7 are connected in common 11 output port of IC4 gets on and the current flows into Ground making motor rotates This motor rotates the gear and rotates the ejection tray The tray twists to separate the ice from the tray and return to the horizontal state 3 For restoration motor stops for 2 seconds when the ejection is completed and to rotate in opposite direction output horizontal MICOM port with high and perform horizontal positioning 4 The test S W is off in normal cases and MICOM PORT 63 stays high When necessary press the switch for more than 1 5 seconds making forced ejection executed Full S W has a lever that detects the amount of ice on ice maker kit and based on the status of MICRO S W connected to the lever if the ice is full on the container ejection is not executed and only if it is off MICOM PORT 61 is high the ejection is executed 24 OPERATION PRINCIPLES BY PARTS OF CIRCUIT 5 11 OPTION Circuit P4 7 VCC R602 GA P5 3 NN c ee RxDO 10K ET AAA Pn O P 2 40 P4 10K 3 T 219 we This circuit operates with the initial power on uses DIODE 1N4148 or JUMPER WIRE To modify option circuit Power must be turned
Download Pdf Manuals
Related Search