Samsung RS2666, RS2544 manual Load Operation Check Function, Restoration Function for Power Outage

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Operation Function

9-15) Load Operation Check Function

1)In the normal operation, press Power Freeze(Quick Ice) and Power Cool buttons simultaneously for 6 second, then the display panel will blink for 2 seconds.

2)Press Fridge Temp. button ⓐ to get into this check mode with an audible tone.

3)Each illuminating LED segment stands for the component which has an ouput signal from the control board.

4)This mode will terminate automatically after 30 seconds.

Table of Load Mode Check List

NO	Contents

①	R-FAN High or AC motor operation

②	R-FAN Low
③	R-DEF heater
④	Start mode
⑤	Overload mode
⑥	Low-temperature mode
⑦	Exhibition mode
⑧	COMP
⑨	F-FAN High
⑩	F-FAN Low
⑪	F-DEF-Heater
⑫	C-FAN High
⑬	C-FAN Low
⑭	Dispenser-Heater
⑮	Damper
-	Normal condition

※For the R-FAN, only one rpm is applied for the current models, so that ① and ② show R-FAN operation only.

※The F-FAN and C-FAN are operated to High/Low rpm automatically according to the operational condition.

※④⑤ and ⑥ only explain the system operation status according to the ambient condition

9-16) Restoration Function for Power Outage

1)When the freezer temperature is lower than 41℉, all functions on the display panel will be restored.

2)When the freezer temperature is higher than 41℉, all functions will be initialized. (-4℉for the freezer, 38℉ for the refrigerator, and Cubed for the Ice Type)

9-17) Set Point Shift Function

●Press Freezer Temp. and Power Cool buttons simultaneously for 12 seconds to get into this mode.

●In this mode, only the display LEDs for temperature will be ON.

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Contents Model RS2544 RS2622 RS2644 RS2666 RS2777 Important Safety Notice Contents Multi-Flow System Door AlarmXtra SpaceTM Xtra FreshTMTo protect refrigerator in movement Cover using a screwdriver, and then disconnectWith the door closed, remove the upper hinge It does not fall on youModels NomenclatureCompany Name Product R Refrigerator Label LocationFreezer Refrigerator SpecificationsWarranty information Shelves and Bins Interior Views and DimensionsFreezer RefrigeratorDimensions of Refrigerator Inches Refrigerant Route in Refrigeration cycle Refrigeration Cycle and Cool Air Circulation RouteFreezer Evaporator Dryer Capillary TubeCool Air Circulation Freezer Refrigerator Refrigerator Disassembly Mechanical DisassemblyFreezer Disassembly PlasticWire Drawer in Freezer······························Door Handle Control PanelBeverage StationTM Door GasketRefrigerator Light Refrigerator Door Light SwitchTempered Glass Shelf Plastic Drawers in RefrigeratorUpper Ductwork Water FilterEvaporator Cover in the Refrigerator Evaporator Fan MotorRefrigerator Thermistor Evaporator in RefrigeratorCoolSelect ZoneTM Thermistor CoolSelect ZoneTM ThermistorPlastic Wire Drawer in Freezer Freezer Door Light SwitchDoor Bin in Freezer Freezer ShelfDisconnect the ice maker wire connector Ice maker is located inside of the ice dispenser assemblyAuger Motor Case Unlock the locking tabs to separate the ice maker kitEvaporator Cover in Freezer Freezer LightFreezer Thermistor Evaporator in FreezerAmbient Thermistor Ice-MakerThermistorWater Solenoids Machine Compartment ＆ Electric BoxCondenser Fan Sub-condenserOperation Function Digital Panel Temperature Control FunctionQuick Ice and Power Cool Functions Power FreezeQuick Ice functionChild Lock Function Fan Motor Delay Function of the Machine Compartment Ice & Water Dispenser FunctionCoolSelect ZoneTM Function RS2666,RS2777 Water Filter Indicator Function Filter IndicatorIce-Maker Function Initial Operation function Preparation of Ice-makerJudgement Remark ·MICOM PortDefrost Function Water Supply functionHeater on Heater OFFDefrost operation Self-Diagnostics Function Beeps will cease immediately when the doors are closedSelf-Diagnostics in the initial Power on Sound FunctionError items of self-diagnostics ErrorFunction error Error items LED Display Details RemarksThis mode, only the display LEDs for temperature will be on Restoration Function for Power OutageLoad Operation Check Function Set Point Shift FunctionTable of Set Point Shift Function Shift the freezer temperature sensorOperation Function Shift the Ice maker temperature sensor Shift the CoolSelect ZoneTM temperature sensorCircuit Descriptions Reset Circuit Source Power CircuitOscillator Circuit TerminalDoor S/W Sensing Circuit Temperature Sensing CircuitMicom ChangeDEF-sensor and Bimetal work in parallel Key Scan and Display CircuitKey Scan and display operation Key Scan CoolSelect ZoneTM Panel Circuit Fan Motor Bldc Drive Circuit Motor drive circuitVoltages between high-speed and low-speed Option Circuit Eeprom CircuitLoad Drive Circuit D602COMP. equivalence circuit of drive section If power is not on DiagnosticsStart NormalIf the compressor and cooling fan motor don’t work normally AssemblyCheck after a lapse of 5 min ConnectionIf defrost function Exchange and troubleshoot Corresponding sensorPerform forced defrosting for F Room at a time If there is a trouble with self-diagnosis If the temperature sensor of F and R room has troubleIf the ambient sensor has trouble Start Check if the iced solder of main PCB is ShortIf Ding-Dong sounds continuously Start If alarm soundIf Beep sounds continuously Start Remove causes afterWithout sound of buzzer operation Start Main PCB is normal buzzer normalDisplay’ ZoneTM panel If the panel PCB is not working normallyConnections of door S/W If fan doesn’t work ReferenceDoor open DC Door closeIf the lamp of CoolSelect ZoneTM is not lit Start If CoolSelect ZoneTM isn’t operated normally RS2555, RS2577If the Panel PCB key isn’t selected Panel PCB has trouble for itselfIs the inside lamp filament cut? If the lamps of freezer / refrigerator does not lightCheck the operation of SSR71 and Q701 If Crushed Ice/Cubed Ice doesn’t work properly Safety Instructions on Service DC 0V Stop Condition Appendix ⅠReference for circuit diagnosticsResistance value ∼DC 12V load working conditionValue Contents For safety, you must turn the power off LoadRef Check a load Ref. Def heaterLamp Lamp on the REF Ref Check Door S/W834 878791 749Part Name Specifcation ’TY Ref Service part lists of each circuit boardPage Page Refrigerator Division 2003 Code DA82-00001D Electronics