Error Code 47
Main board and dispenser panel board have lost communication
Critical
Stop using immediately - risk of damage or safety issue
Also displayed as: Error 47
What This Means
Communication cable to dispenser panel disconnected or damaged; Main PCB failed; Dispenser Panel PCB failed
What actually causes this:
The wiring or electronics connecting the ice/water dispenser panel to the main control board has failed.
First Thing to Check
Inspect the wiring connector at the dispenser panel — prying off the dispenser trim can reveal a loose connector.
Parts Involved
How to Fix
- 1
Inspect communication cable to dispenser panel (CN51 on Main PCB)
- 2
Check for wire cut or short in dispenser area harness
- 3
Use oscilloscope on communication line
- 4
Replace Main PCB or Dispenser Panel PCB if wiring is intact
This Error Applies To
Samsung RF23M85 Series Refrigerators (2017) (2017–present)
Related Error Codes
Humidity sensor in the fridge compartment has failed
Ice bucket compartment heater has an open or short circuit
Mid drawer damper heater has an open or short circuit
Auto-fill water tank has detected an overflow
Refrigerator defrost sensor has failed or disconnected
Freezer defrost sensor has failed or lost connection
Freezer temperature sensor has failed or lost connection
Ambient room temperature sensor has failed