Error items of self-diagnostics | Samsung RS2544, RS2666, RS2622

Operation Function

Self-diagnostics check list

NO	Error
①	ICE-MAKER SENSOR
②	R-SENSOR
③	R-DEF-SENSOR
④	R-FAN ERROR
⑤	I/M function error
⑥	CoolSelect ZoneTM SENSOR
⑦	R-DEFROST ERROR
⑧	EXIT-SENSOR
⑨	F-SENSOR
⑩	F-DEF ERROR
⑪	F-FAN ERROR
⑫	C-FAN ERROR
⑬	F-DEFROST ERROR

If any LEDs blink, the corresponding sensors and components must be checked for an error.

Error items of self-diagnostics

NO	Error items	LED Display	Details	Remarks
01	I/M-SENSOR		I/M sensor connector missing; contact	Indicate Error when the temperature sensed by
01	I/M-SENSOR		failure, electric wire cut, short-circuit; I/M-	I/M-sensor is higher than 150℉ or lower than
			sensor failure; and so on	–58℉.
02	R-SENSOR		REF sensor connector missing; contact	Indicate Error when the temperature sensed by
02	R-SENSOR		failure, electric wire cut, short- circuit; R-	R-sensor is higher than 150℉ or lower than
			sensor itself failure; and so on	–58℉.
03	REF DEFROST		REF evaporator internal defrosting sensor	Indicate Error when the temperature sensed by R
03	REF DEFROST		connector missing; contact failure, electric	defrosting sensor is higher than 150℉ or lower than
	SENSOR		wire cut, short-circuit; sensor itself failure;	–58℉.
			and so on	–58℉.
04 R-FAN ERROR			R-Fan motor operation failure; feedback	Indicate Error if the F and G signals generated by the
04 R-FAN ERROR			signal line contact failed, electric wire cut,	Indicate Error if the F and G signals generated by the
			short- circuit; and so on	FAN-motor operation are not input.
			short- circuit; and so on
05	I/M function		Ice-ejector and level failed three times
	ERROR		or more
	CoolSelect		CoolSelect ZoneTM sensor connector	Indicate Error when the temperature sensed by
06	ZoneTM sensor		missing; contact failed, electric wire cut,	CoolSelect ZoneTM sensor is higher than 150℉ or
06	ZoneTM sensor		short-circuit; CoolSelect ZoneTM sensor itself	lower than -58℉.
			failed; and so on.	lower than -58℉.
07	R-DEFROST		In the refrigerator room, if frost removal	-
07	R-DEFROST		mode is finished due to limited time of	-
	ERROR		80 minutes. Error is displayed.
08	Ambient Air		Air sensor connector missing; contact	Indicate Error when the temperature sensed by the
08	Ambient Air		failure, electric wire cut, short-circuit;	open air sensor is higher than 150℉ or lower than -
	SENSOR		open air sensor itself failure; and so on	58℉.
09	F-SENSOR		FRE sensor connector missing; contact	Indicate Error when the temperature sensed by F-
09	F-SENSOR		failed, electric wire cut, short-circuit; F-	sensor is higher than 150℉ or lower than -58℉.
			Room sensor itself failure.	sensor is higher than 150℉ or lower than -58℉.
10	FRE Defrost		FRE evaporator defrosting sensor	Indicate Error when the temperature sensed by F-
10	FRE Defrost		connector missing; contact failed,	defrosting sensor is higher than 150℉ or lower than
	SENSOR		electric wire cut, short-circuit; sensor	-58℉.
			itself failure; and so on	-58℉.
11	F-FAN ERROR		F-Fan motor operation failure; feedback	Indicate Error if the F and G signals generated by
			signal line contact failure, motor’s electric	Indicate Error if the F and G signals generated by
			signal line contact failure, motor’s electric	the FAN-motor operation are not input.
			wire missing; and so on.	the FAN-motor operation are not input.
			wire missing; and so on.
12	C-FAN ERROR		C-Fan motor operation failure; feedback	Indicate Error if the F and G signals generated by the
	C-FAN ERROR		signal line contact failure, motor’s electric	Indicate Error if the F and G signals generated by the
	(COMP-FAN)		signal line contact failure, motor’s electric	FAN-motor operation are not input
	(COMP-FAN)		wire missing; and so on.	FAN-motor operation are not input
			wire missing; and so on.
13	F-DEFROST		In the freezer room, if frost removal mode
13	F-DEFROST		is finished due to limited time of 70	-
	ERROR		minutes. Error is displayed
			minutes. Error is displayed

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Image 32

Samsung RS2544, RS2666, RS2622 Error items of self-diagnostics, Function error, Error items LED Display Details Remarks

Contents

Model RS2544 RS2622 RS2644 RS2666 RS2777 Important Safety Notice Contents Door Alarm Multi-Flow SystemXtra SpaceTM Xtra FreshTM Cover using a screwdriver, and then disconnect To protect refrigerator in movementWith the door closed, remove the upper hinge It does not fall on you Nomenclature ModelsCompany Name Product R Refrigerator Label Location Specifications Freezer Refrigerator Warranty information Interior Views and Dimensions Shelves and BinsFreezer Refrigerator Dimensions of Refrigerator Inches Refrigeration Cycle and Cool Air Circulation Route Refrigerant Route in Refrigeration cycleFreezer Evaporator Dryer Capillary Tube Cool Air Circulation Freezer Refrigerator Mechanical Disassembly Refrigerator DisassemblyFreezer Disassembly PlasticWire Drawer in Freezer······························ Control Panel Door HandleBeverage StationTM Door Gasket Refrigerator Door Light Switch Refrigerator LightTempered Glass Shelf Plastic Drawers in Refrigerator Water Filter Upper DuctworkEvaporator Cover in the Refrigerator Evaporator Fan Motor Evaporator in Refrigerator Refrigerator ThermistorCoolSelect ZoneTM Thermistor CoolSelect ZoneTM Thermistor Freezer Door Light Switch Plastic Wire Drawer in FreezerDoor Bin in Freezer Freezer Shelf Ice maker is located inside of the ice dispenser assembly Disconnect the ice maker wire connectorAuger Motor Case Unlock the locking tabs to separate the ice maker kit Freezer Light Evaporator Cover in Freezer Evaporator in Freezer Freezer ThermistorAmbient Thermistor Ice-MakerThermistor Machine Compartment ＆ Electric Box Water SolenoidsCondenser Fan Sub-condenser Operation Function Temperature Control Function Digital Panel Child Lock Function Quick Ice and Power Cool FunctionsPower FreezeQuick Ice function CoolSelect ZoneTM Function RS2666,RS2777 Fan Motor Delay Function of the Machine CompartmentIce & Water Dispenser Function Ice-Maker Function Water Filter Indicator FunctionFilter Indicator Preparation of Ice-maker Initial Operation functionJudgement Remark ·MICOM Port Water Supply function Defrost FunctionHeater on Heater OFF Defrost operation Beeps will cease immediately when the doors are closed Self-Diagnostics FunctionSelf-Diagnostics in the initial Power on Sound Function Error Error items of self-diagnosticsFunction error Error items LED Display Details Remarks Restoration Function for Power Outage This mode, only the display LEDs for temperature will be onLoad Operation Check Function Set Point Shift Function Shift the freezer temperature sensor Table of Set Point Shift Function Operation Function Shift the CoolSelect ZoneTM temperature sensor Shift the Ice maker temperature sensor Circuit Descriptions Source Power Circuit Reset CircuitOscillator Circuit Terminal Temperature Sensing Circuit Door S/W Sensing CircuitMicom Change Key Scan and display operation DEF-sensor and Bimetal work in parallelKey Scan and Display Circuit Key Scan CoolSelect ZoneTM Panel Circuit Voltages between high-speed and low-speed Fan Motor Bldc Drive CircuitMotor drive circuit Eeprom Circuit Option CircuitLoad Drive Circuit D602 COMP. equivalence circuit of drive section Diagnostics If power is not onStart Normal Assembly If the compressor and cooling fan motor don’t work normallyCheck after a lapse of 5 min Connection Perform forced defrosting for F Room at a time If defrost functionExchange and troubleshoot Corresponding sensor If the temperature sensor of F and R room has trouble If there is a trouble with self-diagnosisIf the ambient sensor has trouble Start Check if the iced solder of main PCB is Short If alarm sound If Ding-Dong sounds continuously StartIf Beep sounds continuously Start Remove causes after Display’ Without sound of buzzer operation StartMain PCB is normal buzzer normal If the panel PCB is not working normally ZoneTM panel If fan doesn’t work Reference Connections of door S/WDoor open DC Door close If CoolSelect ZoneTM isn’t operated normally RS2555, RS2577 If the lamp of CoolSelect ZoneTM is not lit StartIf the Panel PCB key isn’t selected Panel PCB has trouble for itself If the lamps of freezer / refrigerator does not light Is the inside lamp filament cut? Check the operation of SSR71 and Q701 If Crushed Ice/Cubed Ice doesn’t work properly Safety Instructions on Service Appendix ⅠReference for circuit diagnostics DC 0V Stop ConditionResistance value ∼DC 12V load working condition For safety, you must turn the power off Load Value ContentsRef Check a load Ref. Def heater Ref Check Door S/W Lamp Lamp on the REF 878 834791 749 Ref Service part lists of each circuit board Part Name Specifcation ’TYPage Page Electronics Refrigerator Division 2003 Code DA82-00001D