Error Code COMM-DISPENSER
Water/ice dispenser panel not communicating
Moderate
Address soon - your appliance may not work properly
Also displayed as: LED blinks
What This Means
Dispenser communication cable disconnected; Main PCB communication circuit failure; Dispenser panel PCB failure; Cable shielding damaged
What actually causes this:
Loose dispenser cable or panel PCB failure
First Thing to Check
Check cable connection to dispenser panel
Parts Involved
How to Fix
- 1
1. Verify cable connection between Main and Dispenser Panel
- 2
2. Check CN60 pins for proper seating
- 3
3. Inspect cable for damage or shielding breaks
- 4
4. With oscilloscope, verify serial signals
Other Error Codes for RF24R7201EF
Freezer temperature sensor not working
Water overflowing from ice maker or water dispenser
Compressor will not start
Fridge getting too warm
Control panel not communicating with main board
Ice dispenser duct not heating
IO expander chip not responding
Freezer defrost heater not heating