If Ambient Sensor has trouble | Samsung RF26XAERS, RF267AEBP

TROUBLESHOOTING

4) If Ambient Sensor has trouble

ERROR Code

2¢ (-17¡ ) is recommended

38¢ (3¡ ) is recommended

DATA1.

Temperature table

**Measuring point of resistance value according to Sensor **

Ambient : CN31#1 #4 measuring resistance value ** Placed in the right top table of upper hinge.


** 0 : Short trouble /		: Open trouble

	Refer to circuit diagram in the manual
	Sensor MICOM/Connector number

Ambient	Connector Cn31#1(Yellow) to REG1
	HEAT-SINK PCB common Ground

Voltage measured between 4.6V ~ 0.6V.

Measuring voltage of IC01 MICOM #72,

CN31-"1"(Yellow) and REG1, HEAT SINK from

PCB typical Ground part are similar. Check the measure on the SENSOR MARKING

#7(R307) due to the SMD MICOM

Start

Is MAIN PCB		NO
Connector CN31 inserted
correctly?
correctly?
	YES
		NO	Bad contact of connector/ insert correctly
			Bad contact of connector/ insert correctly
Is Ambient Sensor
Is Ambient Sensor
unit normal?


	YES		Replace the temperature sensor
	YES		Replace the temperature sensor
Is the voltage between		NO(0.6V > Measurement < 4.6V)
MAIN PCB Connector CN31#1(Yellow) and REG1,
HEAT SINK normal?
HEAT SINK normal?


	YES	NO	Check the contact of PCB & Wire Terminal correctly.
	YES		Check the contact of PCB & Wire Terminal correctly.
Is the input voltage of


IC01 MICOM #72 normal?


	YES		Check the iced-solder, solder bridging,
	YES		Check the iced-solder, solder bridging,
			disturbed solder. Replace the PCB
No trouble with PCB and temperature sensor			disturbed solder. Replace the PCB
No trouble with PCB and temperature sensor
Recheck the bad contact of the connection

Checking method of Ambient Sensor resistance CN31#1(Yellow) #4(Yellow)

-Compare the temperature table after the measure

Checking method of Ambient Sensor voltage
- Measure the voltage of Sensor Check Point #7
(IC01 MICOM #72) or CN31#1(Yellow) REG1, HEAT SINK.	typical PCB Ground
- Compare the temperature table after the measure. Measuring	typical PCB Ground
voltage of CN31#1(Yellow) REG1, HEAT SINK are below.	REG1 HEAT-SINK

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Samsung RF26XAERS, RF267AEBP, RF267AE** If Ambient Sensor has trouble, #7R307 due to the SMD Micom

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