Samsung RF28R7201AARefrigerator
Error Code IR
Ice room temperature sensor failure
Moderate
Address soon - your appliance may not work properly
Also displayed as: IR LED blinks
What This Means
Sensor connector disconnected; Sensor voltage out of range 4.5V-1.0V
What actually causes this:
Sensor wire disconnected or sensor failed
First Thing to Check
Check ice room sensor wire connection
Parts Involved
Ice Room Temperature Sensor
How to Fix
- 1
Check MAIN PCB CN90-2 to CN90-4 voltage 4.5V~1.0V
Other Error Codes for RF28R7201AA
IO-EXP
Main board input/output chip failure
RD-HT
Fridge defrost heater not working
EA
Outdoor air sensor not responding
ICE-DUCT-HT
Ice delivery duct heater failure
FD-HT
Freezer defrost heating element failure
DISP-PANEL
Dispenser display not communicating
MAIN-INV
Compressor control board communication failed
ICE-ROOM-HT
Ice storage compartment heater failure